InnoComm Mobile Technology BM20 Wireless Module User Manual

InnoComm Mobile Technology Corporation Wireless Module

User Manual

BM20 BLE Single Mode Module Product Specification Model Name BM20 Project code Description BLE Single Mode Module Revision 1.0 Issue Date 2018/05/29 Approved by Reviewed by Issued by Taka Wei JH Huang Iestyn Chen
BM20 Module Product Specification 05/31/2018 REV 1.0 Revision History Revision Released Date Comments/Remark Author 0.1 2018/01/30 Initial release Iestyn Chen 0.2 2018/02/02 Update Block diagram, pin map and ME drawing Iestyn Chen 0.3 2018/02/23 Add reference circuit and Module Layout Guide Iestyn Chen 0.4 2018/03/31 Update Pin define and IO mapping table JH 0.5 2018/04/12 Modify the introduction 、Block diagram and Mechanical information JH 1.0 2018/05/31 Modify specification JH ® 2018 InnoComm Mobile Technology Corp. Disclaimer BM20 BLE MODULE are supplied “as is” and without warranties of any kind, express, implied, or statutory including, but not limited to, any implied warranty for a particular purpose. No license is granted by implication or otherwise under any patents or other intellectual property by application or use of evaluation boards. Information furnished by InnoComm is believed to be accurate and reliable. InnoComm reserves the right to change specifications or product description in this document at any time without notice. Should Buyer purchase or use InnoComm’s products for any such unintended or unauthorized application, Buyer shall indemnify and hold InnoComm harmless against all claims and damages. InnoComm is the trademarks of InnoComm Mobile Technology Corp. Other trademarks and registered trademarks mentioned herein are the property of their respective owners. 2/14 InnoComm Mobile Technology
BM20 Module Product Specification 05/31/2018 REV 1.0 3/14 InnoComm Mobile Technology TABLE OF CONTENT 1. INTRODUCTION ...................................................................................... 4 2. GENERAL INFORMATION ................................................................... 5 3. PIN MAP AND SIGNAL DESCRIPTION ............................................... 7 4. ELECTRICAL CHARACTERISTICS ........................................................ 9 5. RF CHARACTERISTICS .....................................................................10 6. MECHANICAL INFORMATION ........................................................... 11 7. PCB LAYOUT RECOMMENDATION ................................................. 11 8. MODULE LAYOUT GUIDE ....................................................................12 9. SMT SOLDER REFLOW RECOMMENDATION .................................... 14 10. APPENDIX .............................................................................................. 15
BM20 Module Product Specification 05/31/2018 REV 1.0 4/14 InnoComm Mobile Technology 1. INTRODUCTION The Innocomm’s BM20 module based on Nordic’s outstanding nRF52832 BLE. It features a powerful CPU (ARM Cortex- M4) and completes a lineup of Nordic’s Bluetooth 5 ready devices that together offer the full spectrum of possibilities when designing Bluetooth® 5 into your products. The BM20 supports key Bluetooth 5 features of high throughput (2Mbps) and increased broadcast capacity with advertising extensions (x 8), as an optimized solution that makes it attractive in a very wide range of applications from a performance.
BM20 Module Product Specification 05/31/2018 REV 1.0 5/14 InnoComm Mobile Technology 2. General Information 2.1 Key Features RF • 2.4 GHz transceiver • -96 dBm sensitivity in Bluetooth® low energy mode • Supported data rates: 1 Mbps, 2 Mbps Bluetooth® low energy mode • -20 to +5 dBm TX power, configurable in 4 dB steps • RSSI (1 dB resolution) • ARM® Cortex®-M4 32-bit processor, 64 MHz • 144 EEMBC CoreMark® score running from flash memory • 34.4 μA/MHz running from flash memory • 32.8 μA/MHz running from RAM • Serial wire debug (SWD) • Flexible power management • 1.7 V-3.6 V supply voltage range • Fast wake-up using 64 MHz internal oscillator • 512 kB flash and 64 kB RAM • Nordic SoftDevice ready • Support for concurrent multi-protocol • 12-bit, 200 ksps ADC - 8 configurable channels with programmable gain • Temperature sensor • 4-channel pulse width modulator (PWM) unit with EasyDMA • Digital microphone interface (PDM) • 3x 32-bit timer with counter mode • SPI master/slave with EasyDMA • I2C compatible 2-wire master/slave • UART (CTS/RTS) with EasyDMA • Programmable peripheral interconnect (PPI) • Quadrature decoder (QDEC) • AES HW encryption with EasyDMA Outline • 15.0 mm(L) × 10.0 mm(W) × 2.6 mm(H), • 32 pin LGA Package Application • Computer peripherals and I/O devices • Mouse • Keyboard • Mobile HID • CE remote controls • Network processor • Wearable • Virtual reality headsets • Health and medical • Enterprise lighting • Industrial • Commercial • Retail • Beacons • Connectivity device in multi-chip solutions
BM20 Module Product Specification 05/31/2018 REV 1.0 6/14 InnoComm Mobile Technology 3. PIN Map and Signal Description Pin # Pin Name Description 1 GPIO1 Analog/Digital, SAADC/COMP/LPCOMP input 2 GPIO2 Analog/Digital, SAADC/COMP/LPCOMP input 3 GPIO3 Analog/Digital, SAADC/COMP/LPCOMP input 4 GPIO4 Analog/Digital, SAADC/COMP/LPCOMP input 5 GPIO5 Digital 6 GPIO6 Digital 7 GND Ground 8 GPIO7 Digital 9 GPIO8 NFC/Digital 10 GPIO9 NFC/Digital 11 GPIO10 Digital 12 GPIO11 Digital 13 GPIO12 Digital 14 GPIO13 Digital 15 GPIO14 Digital 16 GPIO15 Digital 17 n_RESET Reset, active Low, with internal pull–up 18 SWCLK BLE Debug/download 19 SWDIO BLE Debug/download 20 GND Ground 21 BLE_ANT BLE Antenna 22 GND Ground 23 GND Ground 24 VDD Module Power in 25 GPIO16 Digital 26 GPIO17 Analog/Digital,SAADC/COMP/LPCOMP input 27 GPIO18 Analog/Digital,SAADC/COMP/LPCOMP input 28 GND Ground 29 GND Ground 30 GND Ground 31 XL1 Connection for 32.768 kHz crystal 32 XL2 Connection for 32.768 kHz crystal
BM20 Module Product Specification 05/31/2018 REV 1.0 7/14 InnoComm Mobile Technology 4.ELECTRICAL CHARACTERISTICS4.1 Recommended Operating Range PARAMETER CONDITIONS MIN TYP MAX UNIT Operating ambient temperature range, TA –40 25 85 C Supply rise time (0 V to 1.7 V) 60 ms Operating supply voltage, VDD 1.7 3.0 3.6 V Important: Power-on reset circuitry may not function properly for rise times longer than the specified maximum. 4.2 Power Consumption PARAMETER CONDITIONS MIN TYP MAX UNIT TX supply current at maximum output power(+4dBm) 25 mA RX 16 mA System Off mode 0.7 uA 4.3 I/O Characteristics PARAMETER MIN TYP MAX UNIT Voltage at digital I/O pins -0.3 VDD + 0.3 V Input Low voltage level(VIL) 0.3xVDD V Input High voltage level(VIH) 0.7xVDD VDD V Output Low Voltage level(VOL) 0.4 V Output Low Voltage level(VOH) VDD-0.4 VDD V
BM20 Module Product Specification 05/31/2018 REV 1.0 8/14 InnoComm Mobile Technology 5.RF CHARACTERISTICSTX: Following characteristics are valid for conditions as follows (unless otherwise specified) Tamb = -20 °C to 85 °C, VCC = 3.3 V Bursts: 10, Payload: PRBS 9, Length: 37 Bytes MIN TYP MAX UNIT Maximum TX Power 3.3 dBm 1st Adjacent Channel Transmit Power 1 MHz (1 Msps) -25 dBc 2nd Adjacent Channel Transmit Power 2 MHz (1 Msps) -50 dBc 1st Adjacent Channel Transmit Power 2 MHz (2 Msps) -25 dBc 2nd Adjacent Channel Transmit Power 4 MHz (2 Msps) -50 dBc RX: Following characteristics are valid for conditions as follows (unless otherwise specified) Tamb= -20 °C to 85 °C, VCC = 3.3 V PARAMETER MIN TYP MAX UNIT Receiver Sensitivity -95 dBm
BM20 Module Product Specification 05/31/2018 REV 1.0 9/14 InnoComm Mobile Technology 6.Mechanical Information7.PCB Layout Recommendation
BM20 Module Product Specification 05/31/2018 REV 1.0 10/14 InnoComm Mobile Technology 8.Module Layout Guide1.Do not route traces under module to minimize on interference.(O) (X)
BM20 Module Product Specification 05/31/2018 REV 1.0 11/14 InnoComm Mobile Technology 2.The trace Impedance of the antenna port (Pin 21) is 50 Ω. In order to minimizethe return loss, it is recommended to use short traces.3.Keep enough clearance between the antenna port (Pin 21) and surroundingGND to minimize the power loss.(O) (X)
BM20 Module Product Specification 05/31/2018 REV 1.0 12/14 InnoComm Mobile Technology 9.SMT Solder Reflow RecommendationNote: Allowable reflow soldering times: 2 times base on recommended reflow profile.
BM20 Module Product Specification 05/31/2018 REV 1.0 13/14 InnoComm Mobile Technology 10.AppendixBM20 nRF52832_QFN48 Pin Number Pin Name Pin Number Pin Name Type 1 GPIO1 4 P0.02 Analog/Digital 2 GPIO2 5 P0.03 Analog/Digital 3 GPIO3 6 P0.04 Analog/Digital 4 GPIO4 7 P0.05 Analog/Digital 5 GPIO5 8 P0.06 Digital 6 GPIO6 9 P0.07 Digital 8 GPIO7 10 P0.08 Digital 9 GPIO8 11 P0.09 NFC/Digital 10 GPIO9 12 P0.10 NFC/Digital 11 GPIO10 14 P0.11 Digital 12 GPIO11 15 P0.12 Digital 13 GPIO12 18 P0.15 Digital/Trace port 14 GPIO13 21 P0.18 Digital/Trace port 15 GPIO14 22 P0.19 Digital 16 GPIO15 23 P0.20 Digital/Trace port CLK 17 nReset 24 P0.21 Digital/Reset 25 GPIO16 37 P0.25 Digital 26 GPIO17 41 P0.29 Analog/Digital 27 GPIO18 43 P0.31 Analog/Digital IO Mapping table
BM20 Module Product Specification 05/31/2018 REV 1.0 Federal Communications Commission Statement This device complies with FCC Rules Part 15. Operation is subject to the following two conditions: •This device may not cause harmful interference.•This device must accept any interference received, including interference that may cause undesiredoperation. This equipment has been tested and found to comply with the limits for a class B digital device, pursuant to Part 15 of the Federal Communications Commission (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 causes 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 doing 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.FCC Caution Any changes or modifications not expressly approved by the party responsible for compliance could void the user‘s authority to operate the equipment. The antenna(s) used for this transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. Radiation Exposure Statement: This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. End users must follow the specific operating instructions for satisfying RF exposure compliance. To maintain compliance with FCC exposure compliance requirement, please follow operation instruction as documented in this manual. FCC Label Instructions: The outside of final products that contains this module device must display a label referring to the enclosed module. This exterior label can use wording such as: “Contains Transmitter Module FCC ID:YAIBM20”,or “Contains FCC ID: YAIBM20”, Any similar wording that expresses the same meaning may be used. 14/14

Navigation menu