Arrow Electronics DB410C DragonBoard 410C User Manual Users manual
Arrow Electronics, Inc. DragonBoard 410C Users manual
Users manual
Hardware
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Contents
Regulatory
Compliance
.....................................................................................................................
5
1.1
Statements
Regarding
FCC
.......................................................................................................................................
5
Introduction
.........................................................................................................................................
6
2.1
Board
overview
........................................................................................................................................................
8
What’s
in
the
Box
................................................................................................................................
9
Getting
started
..................................................................................................................................
10
4.1
Prerequisites
..........................................................................................................................................................
10
4.2
Starting
the
board
for
the
first
time
......................................................................................................................
10
Dragonboard
Overview
.................................................................................................................
11
5.1
System
Block
diagram
............................................................................................................................................
11
5.2
Processor
...............................................................................................................................................................
11
5.3
Memory
.................................................................................................................................................................
11
5.4
MicroSDHC
............................................................................................................................................................
11
5.5
WiFi/BT/RF
.............................................................................................................................................................
11
5.6
Display
Interface
....................................................................................................................................................
12
5.6.1
HDMI
...............................................................................................................................................................
12
5.6.2
MIPI-‐DSI
...........................................................................................................................................................
12
5.7
Camera
Interfaces
..................................................................................................................................................
12
5.8
USB
Ports
...............................................................................................................................................................
13
5.8.1
USB-‐Host
ports
................................................................................................................................................
13
5.8.2
USB-‐Device
port
..............................................................................................................................................
13
5.9
Audio
.....................................................................................................................................................................
14
5.9.1
BT
Audio
..........................................................................................................................................................
14
5.9.2
HDMI
Audio
.....................................................................................................................................................
14
5.10
DC-‐power
and
Battery
Power
................................................................................................................................
14
5.11
Measurements
......................................................................................................................................................
14
5.12
Buttons
..................................................................................................................................................................
14
5.13
External
Fan
connection
........................................................................................................................................
14
5.14
UART
......................................................................................................................................................................
14
5.15
JTAG
.......................................................................................................................................................................
14
5.16
System
and
user
LEDs
............................................................................................................................................
15
5.17
Expansion
Connector
.............................................................................................................................................
15
5.18
Additional
Functionality
........................................................................................................................................
15
2/28
5.18.1
GPS
..............................................................................................................................................................
15
5.18.2
On
Board
Analog
Microphone
....................................................................................................................
15
5.18.3
Analog
Connector
.......................................................................................................................................
15
Low
speed
Expansion
connector
................................................................................................
16
6.1
UART
{0/1}
.............................................................................................................................................................
17
6.2
I2C
{0/1}
.................................................................................................................................................................
17
6.3
GPIO
{A-‐L}
..............................................................................................................................................................
17
6.4
SPI
0
.......................................................................................................................................................................
17
6.5
PCM/I2S
.................................................................................................................................................................
17
6.6
Power
and
Reset
....................................................................................................................................................
18
6.7
Power
Supplies
......................................................................................................................................................
18
High
speed
expansion
connector
...............................................................................................
19
7.1
MIPI
DSI
0
..............................................................................................................................................................
20
7.2
MIPI
CSI
{0/1}
........................................................................................................................................................
21
7.3
I2C
{2/3}
.................................................................................................................................................................
21
7.4
HSIC
.......................................................................................................................................................................
21
7.5
Reserved
................................................................................................................................................................
21
7.6
SD/SPI
....................................................................................................................................................................
21
7.7
Clocks
.....................................................................................................................................................................
21
7.8
USB
........................................................................................................................................................................
21
Analog
Expansion
Connector
.......................................................................................................
22
8.1
Speaker
..................................................................................................................................................................
22
8.2
Mic
.........................................................................................................................................................................
22
8.3
Headset
.................................................................................................................................................................
22
8.4
FM
Antenna
...........................................................................................................................................................
22
Power
management
........................................................................................................................
23
9.1
DC
Power
Input
......................................................................................................................................................
23
9.2
Power
Source
Selection
.........................................................................................................................................
23
9.3
Power
Consumption
..............................................................................................................................................
23
9.4
Power
Sequencing
.................................................................................................................................................
24
9.5
Voltage
Rails
..........................................................................................................................................................
24
9.6
Power
Measurements
...........................................................................................................................................
24
9.6.1
Power-‐In
measurement
...................................................................................................................................
24
9.6.2
PMIC
Power-‐In
measurement
.........................................................................................................................
24
3/28
10
Buttons
and
status
LED’s
...............................................................................................................
25
10.1
Buttons
..................................................................................................................................................................
25
10.1.1
Volume
up
...................................................................................................................................................
25
10.1.2
Volume
down
..............................................................................................................................................
25
10.1.3
Power
Button
..............................................................................................................................................
25
10.1.4
Reset
Button
...............................................................................................................................................
25
10.2
LED’s
......................................................................................................................................................................
25
10.2.1
User
LED
1-‐4
...............................................................................................................................................
25
10.2.2
Bluetooth
status
..........................................................................................................................................
25
10.2.3
WiFi
status
..................................................................................................................................................
25
11
Boot
configuration
..........................................................................................................................
26
12
Mechanical
specification
...............................................................................................................
27
12.1
13
Board
dimensions
..................................................................................................................................................
27
Special
care
when
using
USB
........................................................................................................
28
4/28
1 Regulatory
Compliance
1.1 Statements
Regarding
FCC
This
device
complies
with
part
15
of
the
FCC
Rules.
Operation
is
subject
to
the
following
two
conditions:
(1)
This
device
may
not
cause
harmful
interference,
and
(2)
this
device
must
accept
any
interference
received,
including
interference
that
may
cause
undesired
operation.
This
device
complies
with
Industry
Canada
license-‐exempt
RSS
standard(s).
Operation
is
subject
to
the
following
two
conditions:
(1)
this
device
may
not
cause
interference,
and
(2)
this
device
must
accept
any
interference,
including
interference
that
may
cause
undesired
operation
of
the
device.
Cet
appareil
se
conforme
aux
principes
de
licence
–exempts
RSS
de
l’Industrie
de
Canada.
Gestion
dépende
des
conditions
suivantes
:
(1)
l'appareil
ne
doit
pas
produire
de
l’interférence,
et
(2)
l'appareil
doit
accepter
toutes
sortes
de
interférence,
cela
inclue
l’interférence
qui
va
peut-‐être
causer
les
résultats
indésirables
de
l’appareil.
IMPORTANT!
Changes
or
modifications
not
expressly
approved
by
Arrow
Electronics,
Inc
could
void
the
user’s
authority
to
operate
the
equipment.
Note:
This
equipment
has
been
tested
and
found
to
comply
with
the
limits
for
a
Class
B
digital
device,
pursuant
to
part
15
of
the
FCC
Rules.
These
limits
are
designed
to
provide
reasonable
protection
against
harmful
interference
in
a
residential
installation.
This
equipment
generates,
uses
and
can
radiate
radio
frequency
energy
and,
if
not
installed
and
used
in
accordance
with
the
instructions,
may
cause
harmful
interference
to
radio
communications.
However,
there
is
no
guarantee
that
interference
will
not
occur
in
a
particular
installation.
If
this
equipment
does
cause
harmful
interference
to
radio
or
television
reception,
which
can
be
determined
by
turning
the
equipment
off
and
on,
the
user
is
encouraged
to
try
to
correct
the
interference
by
one
or
more
of
the
following
measures:
-‐
Reorient
or
relocate
the
receiving
antenna.
-‐
Increase
the
separation
between
the
equipment
and
receiver.
-‐
Connect
the
equipment
into
an
outlet
on
a
circuit
different
from
that
to
which
the
receiver
is
connected.
-‐
Consult
the
dealer
or
an
experienced
radio/TV
technician
for
help.
CAN
ICES-‐3
(B)/NMB-‐3(B)
This
equipment
complies
with
radiation
exposure
limits
set
forth
for
uncontrolled
environment.
The
antenna(s)
used
for
this
transmitter
must
be
installed
to
provide
a
separation
distance
of
at
least
20
cm
from
all
persons
and
must
not
be
collocated
or
operating
in
conjunction
with
any
other
antenna
or
transmitter.
Cet
appareil
se
conforme
aux
limites
d'exposition
aux
rayonnements
pour
un
environnement
non
contrôlé.
L'antenne
(s)
qui
est
utilisé
pour
cet
émetteur
doit
être
installé
pour
produire
une
distance
de
séparation
d'au
moins
20
cm
de
toutes
personnes
et
ne
doit
pas
être
installé
à
proximité
ou
utilisé
en
conjonction
avec
une
autre
antenne
ou
émetteur.
5/28
2 Introduction
The
DragonBoard
410c
(‘410c’)
board
is
a
96Boards
compliant
community
board
based
on
Qualcomm®
Snapdragon
400
series
of
SoC’s.
The
following
table
lists
its
key
features:
Processor
Qualcomm
Snapdragon
410
Quad-‐core
ARM®
Cortex®
A53
at
up
to
1.2
GHz
per
core
64-‐Bit
capable
Qualcomm
Adreno
306
400MHz
GPU
for
PC-‐class
graphics
with
support
for
advanced
APIs,
including
OpenGL
ES
3.0,
OpenCL,
DirectX,
and
content
security
Memory/
1GB
LPDDR3
533MHz
Storage
8GB
eMMC
4.51
SD
3.0
(UHS-‐I)
Video
1080p@30fps
HD
video
playback
and
capture
with
H.264
(AVC),
and
720p
playback
with
H.265
(HEVC)
Camera
Support
Integrated
ISP
with
support
for
image
sensors
up
to
13MP
Audio
PCM/AAC+/MP3/WMA,
ECNS,
Audio+
post-‐processing
(optional)
Connectivity
WLAN
802.11
b/g/n
2.4GHz
Bluetooth
4.1
One
USB
2.0
micro
B
(device
mode
only)
Two
USB
2.0
(host
mode
only)
GPS
On-‐board
GPS
antenna
On-‐board
BT
and
WLAN
antenna
I/O
Interfaces
One
40-‐pin
Low
Speed
(LS)
expansion
connector
•
UART,
SPI,
I2S,
I2C
x2,
GPIO
x12,
DC
power
One
60-‐pin
High
Speed
(HS)
expansion
connector
•
4L-‐MIPI
DSI,
USB,
I2C
x2,
2L+4L-‐MIPI
CSI
Footprint
for
one
optional
16-‐pin
analog
expansion
connector
for
stereo
headset/
line-‐out,
speaker
and
analog
line-‐in
The
board
can
be
made
compatible
with
Arduino
using
an
add-‐on
mezzanine
board
External
Micro
SD
card
slot
Storage
6/28
User
Interface
Power/Reset
Volume
Up/down
LED
indicators
•
4
-‐
user
controllable
•
2
-‐
for
radios
(BT
and
WLAN
activity)
OS-‐support
Android
5.1
Linux
based
on
Ubuntu
Windows
10
(planned
support)
Power,
Power:
+6.5V
to
+18V
Mechanical
and
Dimensions:
54mm
by
85mm
meeting
96Boards™
Consumer
Edition
standard
Environmental
dimensions
specifications.
Operating
Temp:
0°C
to
+70°C
RoHS
and
Reach
compliant
7/28
2.1 Board
overview
1.
(J8)
Low
Speed
Expansion
Connector
2.
APQ8016
Snapdragon
Processor
3.
(U9)
Power
Management
PMIC
4.
(J7)
Analog
Expansion
Connector
5.
WLAN/Bluetooth/GPS
6.
(J1)
Power
Jack
7.
(J5)
uSD
Card
Socket
8.
(J6)
HDMI
Type
A
Port
9.
(J9)
High
Speed
Connector
10.
(J4)
Micro
USB
Type
B
Connector
11.
Bluetooth/WLAN
LED’s
12.
(J3)
USB
Host2
Connector
13.
User
LED’s
1-‐4
14.
(J2)
USB
Host1
Connector
15.
(S3-‐4)
Vol+/Vol-‐
Buttons
16.
(S2)
Power
Button
17.
Bluetooth/WLAN
Antenna
18.
GPS
Antenna
19.
(S6)
Boot
Switches
8/28
3 What’s
in
the
Box
The
box
contains
one
410c
board
and
a
quick
start
guide.
Let’s Play.
9/28
4 Getting
started
4.1 Prerequisites
Before
you
power
up
your
410c
board
for
the
first
time
you
will
need
the
following:
•
•
•
•
•
•
410c
board.
96Boards
compliant
power
supply
(sold
separately
by
Arrow).
HDMI
or
DVI
LCD
Monitor
that
supports
a
resolution
of
1080P/30Hz.
HDMI-‐HDMI
cable
or
HDMI-‐DVI
cable
to
connect
the
board
to
the
Monitor.
computer
keyboard
with
USB
interface
computer
mouse
with
USB
interface.
4.2 Starting
the
board
for
the
first
time
To
start
the
board,
follow
these
simple
steps:
step
1.
Connect
the
HDMI
cable
to
the
410c
HDMI
connector
(marked
J6)
and
to
the
LCD
Monitor.
step
2.
Connect
the
keyboard
to
the
boards
USB
connector
marked
J3
and
the
mouse
to
the
USB
connector
marked
J2.
(It
doesn’t
matter
which
order
you
connect
them
in.
You
can
also
connect
via
an
external
USB
Hub.)
step
3.
Ensure
that
the
boot
switches
S6
are
set
to
‘0000’,
all
in
Off
position.
step
4.
Connect
the
power
supply
to
power
connector
J1.
Once
you
plug
the
power
supply
into
a
power
outlet
the
board
will
start
the
booting
process,
and
you
should
see
Android
boot
up.
Please
note
that
the
first
boot
takes
several
minutes
due
to
Androids
initialization.
Subsequent
boot
times
should
be
faster.
10/28
5 Dragonboard
Overview
5.1 System
Block
diagram
5.2 Processor
The
Snapdragon
410
APQ8016
is
a
quad
64-‐bit
ARM
Cortex-‐A53
MPcore
Harvard
Superscalar
core,
supports
both
LP-‐DDR2
LP-‐DDR3
SDRAM
interface,
Hexagon
QDSP6,
13.5
MP
camera
input
support,
Adreno
306
GPU,
1080p
video
encode/decode,
gpsOneGen
8C
with
GLONASS,
Bluetooth
4.1,
OpenGL
ES
3.0,
DirectX,
OpenCL,
Renderscript
Compute,
FlexRender
support.
5.3 Memory
The
410c
uses
a
single
embedded
Multi
Chip
Package
(eMCP)
dual
function
LPDDR3/eMMC
memory
solution.
The
installed
chip
provides
8Gbyte
of
solid
state
storage
and
1Gbyte
of
LPDDR3.
•
•
The
LPDDR3
is
a
32bit
width
bus
implementation
interfacing
directly
to
the
APQ8016
build-‐in
LPDDR
controller.
The
maximum
DDR
clock
is
533Mhz
The
eMMC
is
an
8bit
implementation
interfacing
with
APQ8016
SDC1
interface
supporting
eMMC
4.5
specifications.
5.4 MicroSDHC
The
96Boards
specification
calls
for
a
microSDHC
socket
to
be
present
on
the
board.
The
410c
board
µSD
slot
(J5)
signals
are
routed
directly
to
the
APQ8016
SDC2
interface.
The
slot
is
a
push-‐push
type
with
a
dedicated
support
for
card
detect
signal
(many
µSD
slots
do
not
have
a
dedicated
CD
pins,
they
use
DATA3
state
as
the
card
detected
signal).
The
410c
board
uses
APQ
GPIO_38
as
the
SD_CARD_DET_N.
5.5 WiFi/BT/RF
The
96Boards
specifications
calls
for
a
WiFi
(minimally
802.11g/n)
and
Bluetooth
4.1
(Bluetooth
Low
Energy)
11/28
The
410c
board
deployed
Qualcomm’s
RF
chip
WCN3620
(U5)
solution
that
integrates
three
different
wireless
connectivity
technologies
into
a
single
device,
the
interfaces
are:
•
•
•
WLAN
compliant
with
IEEE
802.11
b/g/n
specifications,
meeting
96Boards
minimal
requirements
for
WiFi.
Bluetooth
compliant
with
the
BT
specifications
version
4.1
(BR/EDT
+
BLE),
meeting
the
96Boards
requirements
for
BT
Worldwide
FM
radio,
this
interface
is
not
part
of
the
96Boards
mandatory
specification.
It
is
an
optional
addition
that
has
not
been
tested
is
not
officially
supported.
5.6 Display
Interface
5.6.1 HDMI
The
96Boards
specification
calls
for
an
HDMI
port
to
be
present
on
the
board.
The
APQ8016
doesn’t
include
a
built-‐in
HDMI
interface.
The
410c
deploys
the
built-‐in
MIPI-‐DSI
4
lanes
interface
as
the
source
for
the
HDMI
output.
A
peripheral
DSI
to
HDMI
Bridge
(U3,
Analog
Devices
ADV7533)
performs
this
task
and
it
supports
a
resolution
from
480i
to
1080p
at
30Hz.
While
the
ADV7533
supports
automatic
input
video
format
timing
detection
(CEA-‐861E),
an
I2C
channel
from
the
APQ8016
allows
the
user
to
configure
the
operation
of
this
bridge.
It
is
I2C3
interface
from
the
SoC
that
connects
to
the
bridge.
This
bridge
supports
audio
as
well
(meeting
the
96Boards
requirements
to
provide
audio
via
HDMI).
The
410c
uses
a
single
bit
I2S2
interface
from
the
APQ8016
for
this
task.
Please
note
that
the
96Boards
specification
calls
for
a
MIPI-‐DSI
interface
to
be
routed
to
the
High
Speed
Expansion
connector.
Since
the
APQ8016
has
only
one
MIPI-‐DSI
interface.
A
muxing
device
(U11,
FSA644UCX)
is
being
use
on
the
board.
Only
one
interface,
HDMI,
or
the
Expansion
MIPI-‐DSI
can
be
active
at
a
given
time.
The
controlling
signal
is
named
‘DSI_SW_SEL_APQ’.
When
this
signal
is
logic
low,
‘0’,
the
MIPI-‐DSI
is
routed
to
the
DSI-‐HDMI
Bridge.
When
‘DSI_SW_SEL_APQ’
is
logic
level
high,
‘1’,
the
MIPI-‐DSI
is
routed
to
the
High
Speed
Expansion
connector.
This
design
assigned
the
‘DSI_SW_SEL_APQ’
function
to
GPIO_32.
User
can
overwrite
the
software
control
by
sliding
switch
4
of
DipSwitch
S6
to
the
‘ON’
position.
That
action
forces
the
DSI
mux
to
route
the
MIPI-‐DSI
to
the
DSI-‐HDMI
Bridge.
The
overwrite
option
exist
for
the
HDMI
only,
you
cannot
hardware
overwrite
the
mux
to
the
High
Speed
Expansion
connector.
5.6.2 MIPI-‐DSI
The
96Boards
specification
calls
for
a
MIPI-‐DSI
implementation
via
the
High
Speed
Expansion
Connector.
The
410c
implemented
a
four-‐lane
MIPI_DSI
interface
meeting
this
requirement.
More
information
about
this
implementation
can
be
found
in
chapter
7
High
speed
expansion
connector.
5.7 Camera
Interfaces
The
96Boards
specification
calls
for
two
camera
interfaces.
12/28
The
410c
implements
two
camera
interfaces,
one
with
a
four-‐lane
MIPI_CSI
interface
and
one
with
two-‐lane
MIPI_CSI
interface,
meeting
this
requirement.
More
information
about
this
implementation
can
be
found
in
chapter
7
High
speed
expansion
connector.
5.8
USB
Ports
5.8.1 USB-‐Host
ports
The
96Boards
specification
calls
for
three
USB
host
ports.
The
APQ8016
includes
a
single
USBOTG
channel.
A
USB
Mux,
S1,
routes
this
single
USB
channel
either
to
a
USB
HUB
or
to
the
MicroUSB
connector
(J4).
The
control
of
S1
is
done
via
a
software
controlled
GPIO
(USB_SW_SEL_PM,
GPIO_4
from
the
board
PMIC).
When
this
signal
is
logic
low,
‘0’,
the
USB
data
lines
are
routed
to
the
MicroUSB
connector
and
the
APQ8016
built-‐in
USBOTG
port
is
set
to
device
mode.
When
‘USB_SW_SEL_PM’
is
logic
level
high,
‘1’,
the
USB
data
lines
are
routed
to
U10
(a
3-‐port
USB
HUB)
and
the
APQ8016
built-‐
in
USBOTG
port
is
set
to
host
mode.
The
user
can
overwrite
the
software
control
by
sliding
switch
3
of
DipSwitch
S6
to
the
‘ON’
position.
That
action
forces
the
USB–mux
S1
to
route
the
built-‐in
USBOTG
data
lines
to
the
USB
HUB.
The
overwrite
option
exists
for
the
host
mode
only,
you
cannot
hardware
overwrite
the
mux
to
force
device
mode.
Port
1
of
the
USB
HUB
is
routed
to
J3,
a
Type
‘A’
USB
Host
connector.
A
current
limited
controller
(U4)
sets
the
Power
Current
limit
to
1.18A.
This
port
is
named
HOST2
in
the
board
schematic.
Port
2
of
the
USB
HUB
is
routed
to
J2,
a
Type
‘A’
USB
Host
connector.
A
current
limited
controller
(U6)
sets
the
Power
Current
limit
to
1.18A.
This
port
is
named
HOST1
in
the
board
schematic.
Port
3
of
the
USB
HUB
is
routed
to
the
High
Speed
Expansion
connector.
No
current
limited
controller
is
implemented
on
the
board
for
this
channel.
Please
note:
the
board
can
work
in
one
mode
at
a
time,
Host
mode
or
Device
mode,
not
both.
Please
note:
Since
the
APQ8016
has
only
a
single
USBOTG
channel,
care
needs
to
be
taken
when
the
USB
HOST
function
is
to
be
used.
Please
verify
that
no
cable
is
connected
to
the
MicroUSB
type
B
connector
(and
to
a
host
on
the
other
side
of
the
cable)
as
the
hardware
of
the
410c
board
will
inform
software
about
the
presence
of
a
request
to
configure
the
USBOTG
to
device
mode.
Depending
on
the
software
release
that
is
used
on
the
board,
the
driver
may
configure
the
USB
Mux
to
Device
mode
and
none
of
the
USB
HOST
ports
will
be
connected
to
the
SoC.
5.8.2 USB-‐Device
port
The
96Boards
specification
calls
for
a
USB
port
to
be
implemented
as
an
OTG
port
or
a
device
port.
The
410c
board
implements
a
device
port.
The
port
is
located
at
J4,
a
MicroUSB
type
B.
If
an
application
requires
the
use
of
the
device
port,
USB_SW_SEL_PM
signal
must
be
set
to
low
‘0’
and
the
user
must
verify
that
switch
3
of
Dip
Switch
S6
is
set
to
the
‘OFF’
position.
Please
note:
the
board
can
work
in
one
mode
at
a
time,
Host
mode
or
Device
mode,
not
both.
13/28
5.9 Audio
The
96Boards
specifications
calls
for
a
minimum
of
single
channel
audio
through
two
interfaces,
BT
and
HDMI/MHL/DisplayPort
The
410c
meets
this
requirement
and
has
additional
audio
channels.
More
information
about
these
additional
channels
can
be
found
in
chapter
5.18
Additional
Functionality.
5.9.1 BT
Audio
The
BT
implementation
on
the
410c
is
via
a
MAC
in
the
APQ8016
and
an
external
modem,
WCN3620
(U5).
A
two
wire
interface
between
the
SoC
and
the
modem
carries
all
communication
including
audio.
5.9.2 HDMI
Audio
3-‐wire
(audio
out
only)
I2S
channel
is
routed
directly
from
the
APQ8016
SoC
I2S
interface
pins
to
the
DSI-‐HDMI
bridge
(U3).
5.10 DC-‐power
and
Battery
Power
The
96Boards
specification
calls
for
power
to
be
provided
to
the
board
in
one
of
the
following
ways:
•
•
•
An
8V
to
18V
power
from
a
dedicated
DC
jack
An
8V
to
18V
power
from
the
SYS_DCIN
pins
on
the
Low
Speed
Expansion
Connector
USB
Type
C
port
at
5V
Please
see
section
9.1
for
detailed
information
on
410c
implementation
of
DC
Power
5.11 Measurements
The
96Boards
specification
calls
for
support
for
measuring
power
consumptions
of
the
board.
Please
see
section
8.6
for
detailed
information
on
410c
power
measurement
implementation.
5.12
Buttons
The
96Boards
specification
calls
for
the
present
of
two
buttons,
a
Power
on/sleep
button
and
a
Reset
button.
The
410c
meets
these
requirements.
Please
see
section
10
for
detailed
information
on
the
buttons
of
the
410c
board.
5.13 External
Fan
connection
The
96Boards
specification
calls
for
support
for
an
external
fan.
That
can
be
achieved
by
using
the
5V
or
the
SYS_DCIN,
both
present
on
the
Low
Speed
Expansion
connector.
5.14 UART
The
96Boards
specification
calls
for
support
for
one
SoC
UART
and
an
optional
second
UART
both
to
be
routed
to
the
Low
Speed
Expansion
Connector.
The
410c
meets
these
requirements
and
additionally
routes
UART0
Tx/Rx
lines
to
an
on-‐board
connector
(J15).
If
the
user
wants
to
use
this
on-‐board
UART,
J15
needs
to
be
soldered
to
the
board
as
well
as
R173
and
R174
(0
ohm
0201).
5.15 JTAG
The
96Boards
specification
does
not
call
for
a
dedicated
JTAG
connector.
However
the
Dragonboard
has
JTAG
and
UART
signals
routed
to
J15.
The
J15
connector
does
not
have
a
standard
JTAG
connector
pitch
and
is
not
populated
on
the
board.
14/28
5.16 System
and
user
LEDs
The
96Boards
specifications
calls
for
six
LEDs
to
be
implemented
on
the
board.
The
specification
defines
the
LEDs
color
and
mechanical
location
on
the
board.
Two
activity
LEDs:
•
WiFi
activity
LED
–
410c
board
drives
this
Yellow
LED
via
MPP_2,
an
IO
from
the
PMIC.
•
BT
activity
LED
–
410c
board
drives
this
Blue
LED
via
MPP_3,
an
IO
from
the
PMIC.
Four
User-‐LED’s:
The
four
user
LEDs
are
surface
mount
Green
in
0603
size
located
next
to
the
two
USB
type
A
connector
and
labeled
‘USER
LEDS
4
3
2
1’.
The
410c
board
drives
two
LEDs
from
the
SoC
GPIO,
APQ
GPIO_21
and
APQ
GPIO_120.
The
other
two
User
LEDs
are
driven
by
the
PMIC
via
PM
GPIO_1
and
PM
GPIO_2.
5.17 Expansion
Connector
The
96Boards
specification
calls
for
two
Expansion
Connectors,
a
Low
Speed
and
a
High
Speed.
The
410c
meets
this
requirement,
please
review
section
6.0
for
detailed
information
regarding
the
Low
Speed
Expansion
Connector
and
section
7.0
for
detailed
information
regarding
the
High
Speed
Expansion
Connector.
5.18 Additional
Functionality
The
96Boards
specifications
allows
for
additional
functionality
provided
that
all
mandatory
functionality
is
available
and
there
is
no
impact
on
the
physical
footprint
specifications
including
height
and
do
not
prevent
the
use
of
the
96Boards
CE
low
speed
and
high
speed
expansion
facilities
The
410c
board
implements
a
few
additional
functions,
which
are
listed
in
the
following
sub-‐chapters.
5.18.1 GPS
The
GPS
implementation
is
based
on
Qualcomm
WGR7640
GNSS
RF
receiver
(U7)
supporting
GPS,
GLONASS
and
COMPASS.
The
APQ8016
communicates
directly
with
the
WGR7640.
5.18.2 On
Board
Analog
Microphone
Information
on
the
on
board
microphone
can
be
found
in
section
8.2.
5.18.3 Analog
Connector
Detailed
information
on
the
analog
connector
is
provided
in
section
8.0.
15/28
6 Low
speed
Expansion
connector
The
following
tables
show
the
Low
Speed
Expansion
Connector
pin
out:
PIN
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
96Boards
Signals
410c
Signals
Note
GND
UART0_CTS
UART0_TxD
UART0_RxD
UART0_RTS
UART1_TxD
UART1_RxD
I2C0_SCL
I2C0_SDA
I2C1_SCL
I2C1_SDA
GPIO-‐A
GPIO-‐C
GPIO-‐E
GPIO-‐G
GPIO-‐I
GPIO-‐K
+1V8
+5V
GND
GND
UART0_CTS_N
(APQ
GPIO_2)
UART0_TX
(APQ
GPIO_0)
UART0_RX
(APQ
GPIO_1)
UART0_RTS_N
(APQ
GPIO_3)
UART1_TX
(APQ
GPIO_4)
UART1_RX
(APQ
GPIO_5)
I2C0_SCL
(APQ
GPIO_7)
I2C0_SDA
(APQ
GPIO_6)
I2C1_SCL
(APQ
GPIO_23)
I2C1_SDA
(APQ
GPIO_22)
LS_EXP_GPIO_A
(APQ
GPIO_36)
(APQ
INT)
LS_EXP_GPIO_C
(APQ
GPIO_13)
(TS_INT_N)
LS_EXP_GPIO_E
(APQ
GPIO_115)
(GYRO_ACCL_INT_N)
LS_EXP_GPIO_G
(APQ
GPIO_24)
(DSI_VSYNC)
LS_EXP_GPIO_I
(APQ
GPIO_35)
(CSI0_RST)
LS_EXP_GPIO_K
(APQ
GPIO_28)
(CSI1_RST)
LS_EXP_1P8
SYS_5P0
GND
PIN
96Boards
Signals
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
GND
PWR_BTN_N
RST_BTN_N
SPI0_SCLK
SPI0_DIN
SPI0_CS
SPI0_DOUT
PCM_FS
PCM_CLK
PCM_DO
PCM_DI
GPIO-‐B
GPIO-‐D
GPIO-‐F
GPIO-‐H
GPIO-‐J
GPIO-‐L
SYS_DCIN
SYC_DCIN
GND
410c
Signals
GND
PHONE_ON_N
PM_RESIN_N
SPI0_CLK
(APQ
GPIO_19)
SPI0_MISO
(APQ
GPIO_17)
SPI0_CS_N
(APQ
GPIO_18)
SPI0_MOSI
(APQ
GPIO_16)
LS_EXP_MI2S_WS
(APQ
GPIO_110)
LS_EXP_MI2S_SCK
(APQ
GPIO_113)
(ALPS_INT)
LS_EXP_MI2S_DATA0
(APQ
GPIO_114)
N.C.
LS_EXP_GPIO_B
(APQ
GPIO_12)
(TS_RST_N)
LS_EXP_GPIO_D
(APQ
GPIO_69)
(MAG_INT)
LS_EXP_GPIO_F
(PM_MPP_4)
(DSI_BLCTRL))
LS_EXP_GPIO_H
(APQ
GPIO_25)
(DSI_RST)
LS_EXP_GPIO_J
(APQ
GPIO_34)
(CSI0_PWDN)
LS_EXP_GPIO_L
(APQ
GPIO_33)
(CSI1_PWDN)
SYS_DCIN
SYS_DCIN
GND
Note
I2S
only
supports
audio
out
Borrowed
GPIO
from
PMIC
16/28
6.1 UART
{0/1}
The
96Boards
specifications
calls
for
a
4-‐wire
UART
implementation,
UART0
and
an
optimal
second
2-‐wire
UART,
UART1
on
the
Low
Speed
Expansion
Connector.
The
410c
board
implements
UART0
as
a
4-‐wire
UART
that
connects
directly
to
the
APQ8016
SoC.
These
signals
are
driven
at
1.8V.
The
410c
board
implements
UART1
as
a
2-‐wire
UART
that
connects
directly
to
the
APQ8016
SoC.
These
signals
are
driven
at
1.8V.
6.2 I2C
{0/1}
The
96Boards
specification
calls
for
two
I2C
interfaces
to
be
implemented
on
the
Low
Speed
Expansion
Connector.
The
410c
board
implements
both
interfaces,
I2C0
and
I2C1
that
connects
directly
to
the
APQ8016SoC.
A
2K
resistor
is
provided
as
pull-‐up
for
each
of
the
I2C
lines
per
the
I2C
specifications,
these
pull-‐ups
are
connected
to
the
1.8V
voltage
rail.
6.3 GPIO
{A-‐L}
The
96Boards
specifications
calls
for
12
GPIO
lines
to
be
implemented
on
the
Low
Speed
Expansion
Connector.
Some
of
these
GPIOs
may
support
alternate
functions
for
DSI/CSI
control
The
410c
board
implements
this
requirement.
11
GPIOs
are
routed
to
the
APQ8016
SoC
and
one
GPIO
is
connected
to
the
on-‐board
PMIC.
•
•
•
•
•
•
•
•
•
•
•
•
GPIO
A
-‐
Connects
to
GPIO_36
of
APQ8016
SoC,
can
serves
as
AQP_INT
supporting
the
96Boards
requirements
to
create
a
wake-‐up
event
for
the
SoC.
It
is
a
1.8V
signal
GPIO
B
-‐
Connects
to
GPIO_12
of
APQ8016
SoC.
It
is
a
1.8V
signal
GPIO
C
-‐
Connects
to
GPIO_13
of
APQ8016
SoC.
It
is
a
1.8V
signal.
Can
be
configured
to
be
an
IRQ
line
GPIO
D
-‐
Connects
to
GPIO_69
of
APQ8016
SoC.
It
is
a
1.8V
signal.
Can
be
configured
to
be
an
IRQ
line
GPIO
E
-‐
Connects
to
GPIO_115
of
APQ8016
SoC.
It
is
a
1.8V
signal.
Can
be
configured
to
be
an
IRQ
line
GPIO
F
-‐
Connects
to
MPP_4
of
PM8916
PMIC.
It
is
a
1.8V
signal.
Can
be
configured
to
be
the
DSI
backlight
control
GPIO
G
-‐
Connects
to
GPIO_24
of
APQ8016
SoC.
It
is
a
1.8V
signal.
Can
be
configured
to
be
DSI
VSYNC
signal.
GPIO
H
-‐
Connects
to
GPIO_25
of
APQ8016
SoC.
It
is
a
1.8V
signal.
Can
be
configured
to
be
a
DSI_RST
signal.
GPIO
I
-‐
Connects
to
GPIO_35
of
APQ8016
SoC.
It
is
a
1.8V
signal.
Can
be
configured
to
be
a
CSI0_RST
signal.
GPIO
J
-‐
Connects
to
GPIO_34
of
APQ8016
SoC.
It
is
a
1.8V
signal.
Can
be
configured
to
be
a
CSI0_PWDN
signal.
GPIO
K
-‐
Connects
to
GPIO_28
of
APQ8016
SoC.
It
is
a
1.8V
signal.
Can
be
configured
to
be
a
CSI1_RST
signal.
GPIO
L
-‐
Connects
to
GPIO_33
of
APQ8016
SoC.
It
is
a
1.8V
signal.
Can
be
configured
to
be
a
CSI1_PWDN
signal.
6.4 SPI
0
The
96Boards
specification
calls
for
one
SPI
bus
master
to
be
provided
on
the
Low
Speed
Expansion
Connector.
The
410c
board
implements
a
full
SPI
master
with
4
wires,
CLK,
CS,
MOSI
and
MISO
all
connect
directly
to
the
APQ8016
SoC.
These
signals
are
driven
at
1.8V.
6.5 PCM/I2S
The
96Boards
specification
calls
for
one
PCM/I2S
bus
to
be
provided
on
the
Low
Speed
Expansion
Connector.
The
CLK,
FS
and
DO
signals
are
required
while
the
DI
is
optional.
The
410c
board
implements
a
PCM/I2S
with
3
wires,
CLK,
FS
and
DO,
the
optional
DI
signal
is
not
implemented
on
the
410c
board.
The
I2S
signals
are
connected
directly
to
the
APQ8016
SoC.
These
signals
are
driven
at
1.8V.
17/28
6.6 Power
and
Reset
The
96Boards
specification
calls
for
a
signal
on
the
Low
Speed
Expansion
Connector
that
can
power
on/off
the
board
and
a
signal
that
serves
as
a
board
reset
signal.
The
410c
board
routes
the
PWR_BTN_N
(named
PHONE_ON_N
on
410c
schematic)
signal
to
the
KYPDPWR_N
pin
of
the
PM8916
PMIC.
This
signal
is
driven
by
S2
as
well,
the
on-‐board
power
on
push-‐button
switch.
Please
note
that
the
push
button
only
provides
an
On/Sleep
function
and
not
OFF
functionality.
mezzanine
implementation
of
this
signals
should
not
drive
it
with
any
voltage,
the
only
allowed
operation
is
to
force
it
to
GND
to
start
the
board
from
a
sleep
mode.
A
board
shutdown
will
occur
when
this
signal
is
held
to
ground
for
more
than
15
seconds
(based
on
the
current
Android
release).
The
410c
board
routes
the
RST_BTN_N
(named
PM_RESIN_N
on
410c
schematic)
signal
to
the
RESIN_N
pin
of
the
PM8916
PMIC.
This
signal
is
driven
by
S4,
the
on-‐board
reset
switch.
This
signals
is
a
dual
purpose,
any
press
lasting
less
than
10
seconds
serves
as
Volume
Down
or
Zoom
out,
a
press
longer
than
10
seconds
will
reset
the
board.
6.7 Power
Supplies
The
96Boards
specification
calls
for
three
power
rails
to
be
present
on
the
Low
Speed
Expansion
Connector:
•
•
•
+1.8V
Max
of
100mA
+5V
Able
to
provide
a
minimum
of
5W
of
power
(1A).
SYS_DCIN
:
9-‐18V
input
with
enough
current
to
support
all
the
board
functions
or
the
output
DCIN
from
on-‐
board
DC
Connector
able
to
provide
a
minimum
of
7W
of
power.
The
410c
board
supports
these
requirements
as
follows:
+1.8V
:
Driven
by
two
PMIC
LDOs,
LDO15
and
LDO16,
each
can
provide
55mA.
The
PM8916
allows
connecting
the
two
LDOs
in
parallel
to
provide
110mA
on
a
1.8V
rail
which
meets
the
96Boards
requirement.
+5V
Driven
by
the
4A
5.0V
buck
switcher
(U13).
This
buck
switcher
powers
both
USB
limit
current
devices
(each
at
1.18A
max).
The
remaining
capacity
provides
a
max
current
of
1.64A
to
the
Low
Speed
Expansion
Connector,
for
a
total
of
8.2W
which
meets
the
96Boards
requirements.
SYS_DCIN:
Can
serves
as
the
board’s
main
power
source
or
can
receive
power
from
the
board.
18/28
7 High
speed
expansion
connector
The
following
table
shows
the
High
Speed
Expansion
Connector
pin
out:
PIN
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
45
47
49
51
53
55
57
59
PIN
10
12
14
16
18
20
22
24
26
28
30
96Boards
Signals
SD_DAT0/SPI1_DOUT
SD_DAT1
SD_DAT2
SD_DAT3/SPI1_CS
SD_SCLK/SPI1_SCLK
SD_CMD/SPI1_DIN
GND
CLK0/CSI0_MCLK
CLK1/CSI1_MCLK
GND
DSI_CLK+
DSI_CLK-‐
GND
DSI_D0+
DSI_D0-‐
GND
DSI_D1+
DSI_D1-‐
GND
DSI_D2+
DSI_D2-‐
GND
DSI_D3+
DSI_D3-‐
GND
USB_D+
USB_D-‐
GND
HSIC_STR
HSIC_DATA
96Boards
Signals
CSI0_C+
CSI0_C-‐
GND
CSI0_D0+
CSI0_D0-‐
GND
CSI0_D1+
CCSI0_D1-‐
GND
CSI0_D2+
CSI0_D2-‐
GND
CSI0_D3+
CSI0_D3-‐
GND
410c
Signals
SPI1_MOSI
(APQ
GPIO_8)
N.C.
N.C.
SPI1_CS_N
(APQ
GPIO_10)
SPI1_CLK
(APQ
GPIO_11)
SPI1_MISO
(APQ
GPIO_9)
GND
CSI0_MCLK
(APQ
GPIO_26)
CSI1_MCLK
(APQ
GPIO_27)
GND
MIPI_DSI0_CLK_P_EXP_CONN
MIPI_DSI0_CLK_M_EXP_CONN
GND
MIPI_DSI0_DATA0_P_EXP_CONN
MIPI_DSI0_DATA0_M_EXP_CONN
GND
MIPI_DSI0_DATA1_P_EXP_CONN
MIPI_DSI0_DATA1_M_EXP_CONN
GND
MIPI_DSI0_DATA2_P_EXP_CONN
MIPI_DSI0_DATA2_M_EXP_CONN
GND
MIPI_DSI0_DATA3_P_EXP_CONN
MIPI_DSI0_DATA3_M_EXP_CONN
GND
USB_HS_D_P_EXP
USB_HS_D_M_EXP
GND
N.C.
N.C.
Note
This
is
a
SPI
implementation.
not
an
SD
interface
No
HSIC
implementation
410c
Signals
MIPI_CSI0_CLK_P
MIPI_CSI0_CLK_M
GND
MIPI_CSI0_DATA0_P
MIPI_CSI0_DATA0_M
GND
MIPI_CSI0_DATA1_P
MIPI_CSI0_DATA1_M
GND
MIPI_CSI0_DATA2_P
MIPI_CSI0_DATA2_M
GND
MIPI_CSI0_DATA3_P
MIPI_CSI0_DATA3_M
GND
Note
19/28
32
34
36
38
40
42
44
46
48
50
52
54
56
58
60
I2C2_SCL
I2C2_SCL
I2C3_SDA
I2C3_SDA
GND
CSI1_D0+
CSI1_D0-‐
GND
CSI1_D1+
CSI1_D1-‐
GND
CSI1_C+
CSI1_C-‐
GND
RESERVED
I2C2_SCL
(APQ
GPIO_30)
I2C2_SDA
(APQ
GPIO_29)
I2C3_SCL
(APQ
GPIO_15)
I2C3_SDA
(APQ
GPIO_14)
GND
MIPI_CSI1_DATA0_P
MIPI_CSI1_DATA0_M
GND
MIPI_CSI1_DATA1_P
MIPI_CSI1_DATA1_M
GND
MIPI_CSI1_CLK_P
MIPI_CSI1_CLK_M
GND
N.C.
R61
&
R62
need
to
be
Installed
to
enable
I2C3
7.1 MIPI
DSI
0
The
96Boards
specification
calls
for
a
MIPI-‐DSI
to
be
present
on
the
High
Speed
Expansion
Connector.
A
minimum
of
one
lane
is
required
and
up
to
four
lanes
can
be
accommodated
on
the
connector.
The
410c
board
implementation
supports
a
full
four
lane
MIPI-‐DSI
interface
that
is
routed
to
the
High
Speed
Expansion
Connector.
Since
the
APQ8016
has
only
single
MIPI-‐DSI
interface
and
it
may
be
used
to
drive
the
DSI-‐HDMI
Bridge,
DSI
muxing
is
required.
muxing
device,
U11
(FSA644UCK)
is
used
on
the
board.
Only
one
interface,
HDMI,
or
the
Expansion
MIPI-‐DSI
can
be
active
at
a
given
time.
The
controlling
signal
is
named
‘DSI_SW_SEL_APQ’.
When
this
signal
is
logic
low,
‘0’,
the
MIPI-‐DSI
is
routed
to
the
DSI-‐HDMI
Bridge.
When
‘DSI_SW_SEL_APQ’
is
logic
level
high,
‘1’,
the
MIPI-‐DSI
is
routed
to
the
High
Speed
Expansion
connector.
This
design
assigned
the
‘DSI_SW_SEL_APQ’
function
to
GPIO_32.
The
user
can
override
the
software
control
by
sliding
switch
4
of
DipSwitch
S6
to
the
‘ON’
position.
That
action
forces
the
DSI
mux
to
route
the
MIPI-‐DSI
to
the
DSI-‐HDMI
Bridge.
The
override
option
exists
for
HDMI
only.
You
cannot
force
the
mux
to
the
High
Speed
Expansion
connector.
While
hardware
forces
the
ESI
Mux
to
the
HDMI,
software
must
configure
the
HDMI
bridge
for
proper
functionality.
Please
note:
If
configuring
the
board
to
use
the
MIPI-‐DSI
is
done
via
software,
the
user
must
verify
the
switch
4
of
DipSwitch
S6
is
set
to
the
‘off’
position
20/28
7.2 MIPI
CSI
{0/1}
The
96Boards
specification
calls
for
two
MIPI-‐CSI
interfaces
to
be
present
on
the
High
Speed
Expansion
Connector.
Both
interfaces
are
optional.
CSI0
interface
can
be
up
to
four
lanes
while
CSI1
is
up
to
two
lanes.
The
current
410c
board
implementation
supports
a
full
four
lane
MIPI-‐CSI
interface
on
CSI0
and
two
lanes
of
MIPI-‐CSI
on
CSI1.
All
MIPI-‐CSI
signals
are
routed
directly
to/from
the
APQ8016.
7.3 I2C
{2/3}
The
96Boards
specification
calls
for
two
I2C
interfaces
to
be
present
on
the
High
Speed
Expansion
Connector.
Both
interfaces
are
optional
unless
a
MIPI-‐CSI
interface
has
been
implemented.
Then
an
I2C
interface
shall
be
implemented.
The
current
410c
board
implementation
supports
two
MIPI-‐CSI
interfaces
and
therefore
must
support
two
I2C
interfaces.
For
MIPI-‐CSI0
the
companion
I2C2
is
routed
directly
from
the
APQ8016.
For
MIPI-‐CSI1,
the
companion
I2C
is
I2C3.
Note:
You
will
need
to
add
R61
and
R62,
0
ohm
0201
resistors,
to
the
board
to
support
the
routing
of
I2C3
interface
to
the
High
Speed
Expansion
Connector.
Both
interfaces,
I2C2
and
I2C3
have
an
on-‐board
2K
pull-‐up
resistors
pulled-‐up
to
the
1.8V
voltage
rail.
7.4 HSIC
The
96Boards
specification
calls
for
an
optional
MIPI-‐HSIC
interface
to
be
present
on
the
High
Speed
Expansion
Connector.
The
410c
board
implementation
doesn’t
support
this
optional
requirement.
7.5 Reserved
The
96Boards
specification
calls
for
a
10K
pull-‐up
to
1.8V
to
be
connected
to
pin
60
of
the
High
Speed
Expansion
Connector.
The
current
410c
board
implementation
does
not
support
this
requirement.
This
issue
will
be
addressed
on
a
future
revision
of
the
410c
board.
7.6 SD/SPI
The
96Boards
specification
calls
for
an
SD
interface
or
a
SPI
port
to
be
part
of
the
High
Speed
Expansion
Connector.
The
410c
board
implements
a
full
SPI
master
with
4
wires
(96Boards
SPI
Configuration),
CLK,
CS,
MOSI
and
MISO
all
connect
directly
to
the
APQ8016
SoC.
These
signals
are
driven
at
1.8V.
7.7 Clocks
The
96Boards
specification
calls
for
one
or
two
programmable
clock
interfaces
to
be
provided
on
the
High
Speed
Expansion
Connector.
These
clocks
may
have
a
secondary
function
of
being
CSI0_MCLK
and
CSI1_MCLK.
If
these
clocks
can’t
be
supported
by
the
SoC
than
an
alternative
GPIO
or
No-‐Connect
is
allowed
by
the
specifications.
The
410c
board
implements
two
CSI
clocks,
CSI0_MCLK
via
APQ
GPIO_26
and
CSI1_MCLK
via
APQ
GPIO_27.
These
signals
are
driven
at
1.8V.
7.8 USB
The
96Boards
specification
calls
for
a
USB
Data
line
interface
to
be
present
on
the
High
Speed
Expansion
Connector.
The
410c
board
implements
this
requirements
by
routing
USB
channel
3
from
the
USB
HUB
to
the
High
Speed
Expansion
Connector.
21/28
8 Analog
Expansion
Connector
PIN
11
12
13
14
15
16
Function
SPKR_OUT_P
SPKR_OUT_M
VPH_PWR
GND
GND_CFILT
CDC_MIC2_P
CDC_MIC3_P
CDC_HPH_R
CDC_HPH_REF
CDC_HPH_L
CDC_HS_DET
CDC_MIC_BIAS1
N.C.
N.C.
N.C.
FM_RX_ANT
N.C.
Connect
to
PM8916
Audio
signal
CDC_SPKDRV_P
PM8916
Audio
signal
CDC_SPKDRV_M
3.7V
from
U12
buck
switcher
PM8916
Audio
signal
CDC_GND_CFILT
PM8916
Audio
signal
CDC_IN2_P
PM8916
Audio
signal
CDC_IN3_P
PM8916
Audio
signal
CDC_HPH_R
PM8916
Audio
signal
CDC_HPH_REF
PM8916
Audio
signal
CDC_HPH_L
PM8916
Audio
signal
CDC_HS_DET
PM8916
Audio
signal
CDC_MIC_BIAS1
WCN3620
RF
signal
FM_HS_RX
Note
Datasheet
pin
SPKR_DRV_P
Datasheet
pin
SPKR_DRV_M
Datasheet
pin
MIC2_IN
Datasheet
pin
MIC3_IN
8.1 Speaker
The
speaker
signals
are
routed
from
the
PM8916
PMIC
built-‐in
Audio
CODEC,
the
two
signals
are:
•
•
SKPR_DRV_P
-‐
Class-‐D
speaker
amplifier
output+
SKPR_DRV_M
-‐
Class-‐D
speaker
amplifier
output-‐
8.2 Mic
The
microphone
signals
are
rounded
to
the
PM8916
PMIC
Built-‐In
CODEC,
the
three
signals
are:
•
•
•
MIC2_IN
-‐
Headset
mic
MIC3_IN
-‐
Second
mic,
please
note
that
the
first
microphone
input,
MIC1_IN
is
routed
from
an
on-‐board
analog
microphone
(not
installed
on
current
410c
builds)
MIC_BIAS1
-‐
Ground
reference
for
PMIC
bias
8.3 Headset
The
headset
signals
are
rounded
from
the
PM8916
PMIC
Built-‐In
CODEC,
one
signal
is
routed
from
the
connector
to
the
CODEC,
the
singles
are:
•
•
•
•
HPH_R
HPH_L
HPH_REF
HS_DET
-‐
Headphone
PA
right
channel
output
-‐
Headphone
PA
left
channel
output
-‐
Headphone
PA
ground
sensing
-‐
Headset
detection
8.4 FM
Antenna
The
FM_RX_ANT
signal
is
the
path
for
the
FM
antenna
to
reach
the
WCN3620
(u5),
an
integrated
three
different
connectivity
technologies
device:
•
•
•
WLAN
IEE802.11
b/g/n
BT
4.0
(BR/EDR/BLE)
Worldwide
FM
radio
22/28
9 Power
management
The
96Boards
specification
defines
how
power
arrives
to
the
board
and
few
supplies
that
the
board
needs
to
provide.
The
on
board
power
requirement
for
each
96Boards
implementation
depends
on
the
SoC
and
the
set
of
peripherals
that
are
specific
to
that
implementation.
The
410c
board
uses
two
buck
regulators,
U13
and
U12.
U13
takes
the
power
in
to
the
board
and
generates
5V
at
4A.
This
voltage
feeds
the
USB
HOST
power
limit
switches
and
provides
power
to
the
Low
Speed
Expansion
port.
U12
takes
the
power
in
to
the
board
and
generates
3.7V
at
4A.
This
voltage
serves
as
the
power
in
voltage
to
the
on-‐board
PMIC,
PM8916
(U9).
The
PM8916
can
generate
25
different
voltage
rails.
9.1 DC
Power
Input
The
96Boards
specification
calls
for
a
power
to
be
provided
to
the
board
in
one
of
the
following
ways:
•
•
•
An
8V
to
18V
power
from
a
dedicated
DC
jack.
The
410c
board
supports
this
requirement
through
the
use
of
J1,
‘SYS_DCIN’
power
connector.
Please
note:
the
SYS_DCIN
can
be
as
low
as
6.5V
on
the
410c
board.
An
8V
to
18V
power
from
the
SYS_DCIN
pins
on
the
Low
Speed
Expansion
Connector.
Please
note:
the
SYS_DCIN
can
be
as
low
as
6.5V
on
the
410c
board.
The
410c
board
supports
incoming
power
through
this
connector.
USB
Type
C
port
at
5V.
Please
note:
The
410c
board
does
not
implement
a
USB
Type
C
port
and
therefore
cannot
be
powered
over
USB.
9.2 Power
Source
Selection
Following
the
information
in
section
9.1,
the
410c
board
has
only
two
sources
for
board
incoming
power.
The
96Boards
specification
calls
for
only
one
power
source
to
be
applied
to
the
board
at
any
given
time.
Following
this
requirement,
the
user
of
the
410c
board
should
never
apply
power
to
the
board
from
J1
and
the
Low
Speed
Expansion
connector
at
the
same
time.
There
is
no
active
or
passive
mechanism
on
the
410c
board
to
prioritize
one
source
over
the
other.
9.3 Power
Consumption
TBD
23/28
9.4 Power
Sequencing
Upon
applying
power
to
the
410c
board
(either
one
of
the
two
sources),
both
buck
regulators
will
be
enabled
and
will
start
regulating
their
target
voltages.
When
the
output
of
U12
is
on,
it
will
power
the
on-‐board
PMIC,
the
PM8916.
This
PMIC
has
four
buck
regulators,
one
boost
regulator
and
20
LDOs.
The
sequencing
of
all
power
rails
is
set
within
the
PM8916
configuration
scheme
during
the
production
of
this
part.
The
user
has
no
access
to
alter,
modify
or
change
the
PMIC
power
up
sequencing.
9.5 Voltage
Rails
Please
see
section
10
for
detailed
list
of
the
power
rails
on
the
410c
board.
9.6 Power
Measurements
The
96Boards
specification
calls
for
a
minimum
of
one
current
sense
resistor
to
be
placed
on
the
board
permitting
a
basic
power
measurement
functions.
The
410c
implements
two
different
power
measurements.
9.6.1 Power-‐In
measurement
0.1ohm
resistor
is
placed
inline
to
the
SYS_DCIN
power
line
coming
from
J1
(please
note
that
this
power
in
measurement
only
works
for
SYS_DCIN
from
J1,
it
will
not
measure
SYS_DCIN
applied
from
the
Low
Speed
Expansion
Connector).
Placing
probe
over
this
resistor
will
provide
a
voltage
measurement
of
the
voltage
drop
across
the
resistor.
Dividing
this
measurement
by
0.1
will
give
you
the
amount
of
the
current
flowing
into
the
board.
The
board
provides
a
means
to
use
ARM
Energy
probe
for
this
measurement,
please
verify
that
JP3
and
JP4
are
each
shorted
and
J10
is
soldered
to
the
board
to
take
advantage
of
this
probe.
9.6.2 PMIC
Power-‐In
measurement
0.1ohm
resistor
should
replace
the
existing
inline
0
ohm
resistor
on
VPH_PWR
line,
the
output
of
U12
buck
regulator
that
feeds
the
PMIC.
Placing
a
probe
over
this
resistor
will
provide
a
voltage
measurement
of
the
voltage
drop
across
the
resistor.
Dividing
this
value
by
0.1
will
give
you
the
amount
of
the
current
flowing
into
the
PMIC.
The
board
provides
a
means
to
use
an
ARM
Energy
probe
for
this
measurement,
the
following
steps
are
requires
to
get
this
probe
measuring
this
rail:
1. Remove
R122
and
R123
from
the
board
to
prevent
a
short
between
SYS_DCIN
and
VPH_PWR
2. J10
needs
to
be
soldered
to
the
board.
3. R124
and
R125,
0
ohm
0201
resistors,
need
to
be
soldered
to
the
board.
24/28
10 Buttons
and
status
LED’s
10.1 Buttons
10.1.1 Volume
up
The
Volume
UP
button
is
used
to
control
the
output
speaker
volume
of
the
410c
Board.
10.1.2 Volume
down
The
Volume
Down
button
is
used
to
control
the
output
speaker
volume
of
the
410c
Board.
10.1.3 Power
Button
The
push-‐button
S2
serves
as
the
power-‐on/sleep
button.
Upon
applying
power
to
the
board,
the
boot
process
will
start.
Once
the
board
is
running
you
can
turn
power-‐off
by
pressing
the
power
button
for
more
than
x
seconds.
If
the
board
is
in
sleep
mode,
pressing
the
power
bottom
for
more
than
3
seconds
will
wake
up
the
board.
10.1.4 Reset
Button
The
on-‐board
S4
push-‐button
has
two
functions,
it
serves
as
a
reset
button
and
as
a
Volume/Zoom-‐
button.
button
press
with
duration
of
less
than
10
second
will
be
interpreted
by
software
as
a
volume
down
or
zoom
out
request.
Duration
of
more
than
10
seconds
will
cause
a
system
reset.
10.2 LED’s
There
are
two
status
LEDs
and
four
User
LEDs
on
the
410c
board.
The
Status
LEDs
report
the
status
of
the
Bluetooth
and
Wi-‐Fi
devices
onboard.
The
user
LEDs
are
driven
by
the
SoC
directly.
10.2.1 User
LED
1-‐4
The
four
user
LEDs
are
surface
mount
Green
LED,
0603
size,
located
next
to
the
two
USB
type
A
connector
and
labeled
‘USER
LEDS
4
3
2
1’.
10.2.2 Bluetooth
status
The
BT
LED
on
the
410c
board
is
located
next
to
the
USBOTG
connector;
this
LED
reflects
the
status
of
the
Bluetooth
device.
10.2.3 WiFi
status
The
WIFI
LED
on
the
410c
is
located
beside
the
BT
LED,
this
LED
reflects
the
status
of
the
Wi-‐Fi
device.
25/28
11 Boot
configuration
There
is
a
4
switch
DipSwitch
marked
S6
located
at
the
bottom
side
of
the
410c
board.
For
normal
operation
all
four
switched
need
to
be
set
to
the
‘off’
position.
Switch
1,
‘USB
BOOT’,
when
set
to
‘on’
position,
will
force
boot
over
USB
connection
with
a
PC.
This
is
only
required
for
eMMC
boot
image
upgrade.
Please
review
the
proper
OS
User
Guide
for
more
information
on
this
process.
Switch
2,
‘SD
BOOT’,
when
set
to
‘on’
position,
will
force
the
µSD,
J5,
to
serve
as
the
boot
source
for
the
410c
board
when
set.
You
can
use
uSD
as
the
main
boot
source
or
it
can
serve
as
a
method
for
eMMC
boot
image
upgrade.
Please
review
the
proper
OS
User
Guide
for
more
information
on
this
process.
Switch
3,
‘USB
HOST’,
is
described
in
section
5.8.
This
switch
in
not
part
of
the
boot
configuration.
Switch
4,
‘HDMI
SEL’,
is
described
in
section
5.6.1.
This
switch
is
not
part
of
the
boot
configuration.
26/28
12 Mechanical
specification
12.1 Board
dimensions
27/28
13 Special
care
when
using
USB
Since
the
APQ8016
has
a
single
USBOTG
channel,
care
needs
to
be
taken
when
the
USB
HOST
function
is
to
be
used.
Please
verify
that
no
cable
is
connected
to
the
MicroUSB
type
B
connector
(and
to
a
host
on
the
other
side
of
the
cable)
as
the
hardware
of
the
410c
board
will
inform
software
about
the
presence
of
a
request
to
configure
the
USBOTG
to
device
mode.
Depending
on
the
software
release
that
is
used
on
the
board,
the
driver
may
configure
the
USB
Mux
to
Device
mode
and
none
of
the
USB
HOST
ports
will
be
connected
to
the
SoC.
28/28
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