ORing Networking IWM-7620 MT7620 WIFI Module User Manual Key words KM100

ORing Industrial Networking Corp. MT7620 WIFI Module Key words KM100

User Manual

MT7620 Module IWM-7620 Product Specification Version:0.4 Date: 2015.8.13 Page 1 of 9 MT7620A Module IWM-7620 Product Specification Version Issue date Changes Remark 0.1 2014/3/06 Initial Version 0.2 2014/10/3 Modify memory configuration 0.3 2015/4/29 Update 2T2R data rate and temperature range 0.4 2015/8/13 Update output power IMPORTANT This document contains important Information and therefore should not be disclosed to third parties without prior written consent of ORing Industrial Networking Co. Ltd. Signature: Author: Reviewed by: Approved by: Remarks: Isaac Chang
MT7620 Module IWM-7620 Product Specification Version:0.4 Date: 2015.8.13 Page 2 of 9 1. Introduction MT7620A IWM-7620 module is designed for easy-design-in low cost Wifi application。It has WAN, LAN, UART, I2C, SPI, I2S, SDXC and GPIO interfaces. Support 2T2R operation. 2. Technical specification Items Specification Supported Standard and Protocol IEEE 802.11n, IEEE 802.11g, IEEE 802.11b, IEEE 802.3, IEEE 802.3u, CSMA/CA, CSMA/CD,TCP/IP,DHCP, ICMP, NAT, PPPoE Dimension 35*30 mm Power consumption < 350mA Operating Temperature Range -30 ~ 70 deg. C Storage Temperature Range -40 ~ 85 deg. C WAN Port one 10/100M adaptive RJ45 port LAN Port one 10/100M adaptive RJ45 port RF Parameters Frequency Range 2.4~2.4835GHz Baud Rate 1T1R : MCS Data rate (Mbit/s) index 20 MHz channel 40 MHz channel 800 ns 400 ns 800 ns 400 ns 0 6.5 7.2 13.5 15 1 13 14.4 27 30 2 19.5 21.7 40.5 45 3 26 28.9 54 60 4 39 43.3 81 90 5 52 57.8 108 120 6 58.5 65 121.5 135 7 65 72.2 135 150 2T2R MCS Data rate (Mbit/s)
MT7620 Module IWM-7620 Product Specification Version:0.4 Date: 2015.8.13 Page 3 of 9 index 20 MHz channel 40 MHz channel 800 ns 400 ns 800 ns 400 ns 8 13.00 14.40 27.00 30.00 9 26.00 28.90 54.00 60.00 10 39.00 43.30 81.00 90.00 11 52.00 57.80 108.00 120.00 12 78.00 86.70 162.00 180.00 13 104.00 115.60 216.00 240.00 14 117.00 130.00 243.00 270.00 15 130.00 144.40 270.00 300.00 IEEE 802.11g：54/48/36/24/18/12/9/6(adaptive ) IEEE 802.11b：11/5.5/2/1M(adaptive ) Number of Channel 13 Modulation Scheme DBPSK、DQPSK、CCK and OFDM(BPSK/QPSK/16-QAM/64-QAM) Sensitivity @ PER 150M：-68dBm@10% PER；130M：-68dBm@10% PER； 108M： -68dBm@10% PER；54M：-72dBm@10% PER 11M：-85dBm@8% PER；6M：-88dBm@10% PER 1M：-90dBm@8% PER； Output Power 802.11b: 19 dBm ± 1.5dBm@11Mbps (2T2R total power) 802.11g: 17.5 dBm ± 1.5dBm@54Mbps (2T2R total power) 802.11gn HT20: 16.5 dBm ± 1.5dBm @MCS7 (2T2R total power) 802.11gn HT40: 14.5 dBm ± 1.5dBm @MCS7 (2T2R total power) Antenna Two IPEX I connectors for two external antenna( 2T2R) WIFI Operation Mode Client/AP System Service Virtual Server：Internal web server for browser to access Device Management Area setting Restore to default factory setting Software upgrade Reboot
MT7620 Module IWM-7620 Product Specification Version:0.4 Date: 2015.8.13 Page 4 of 9 Change password WLAN Security Mode OPENWEP SHAREDWEP WEPAUTO WPA WPA-PSK WPA2 WPA2-PSK WPAPSKWPA2PSK WPA1WPA2(WPA and WPA2 hybrid mode) 802.1x 3. Software features  Support WPS  Support AP（Access point）、Client（Wifi Station) mode  AP mode o Default operation mode. In this mode, the module work as an Access Point, don't need any configuration. o User can use PC via RJ45 or smart phone via Wifi to login MT7620A AP mode and change the default configuration ( through browser).  Client mode o In this mode, module is a Wifi station. 4. Development tool : We provide development tool for easy connection of power, RS-232, LAN, WAN, and USB port. 5. Module Dimension : 35*30 mm
MT7620 Module IWM-7620 Product Specification Version:0.4 Date: 2015.8.13 Page 5 of 9 There are two 1.27mm pitch header on the bottom side of module P1 and P2. 6. Pin Assignment P1 :
MT7620 Module IWM-7620 Product Specification Version:0.4 Date: 2015.8.13 Page 6 of 9 Multi 1 Multi 2 GPIO Main Main GPIO Multi 2 Multi 1GPIO50 SD_CDT 1 2 SD_CMD GPIO51GPIO52 SD_D0 3 4 SD_D3 GPIO55GPIO53 SD_D1 5 6 SD_D2 GPIO54GPIO48 SD_WP 7 8 SD_CLK GPIO49REFCLKWDT_RST910 PORGPIO40 LINK0 11 12 GPIO0GPIO41 LINK1 13 14 SPI_MISO GPIO6REFCLK GPIO37 SPI_CS1 15 16 UART_TX GPIO15GPIO4 SPI_CLK 17 18 UART_RX GPIO16GPIO42 LINK2 19 20 SPI_MOSI GPIO5 P2 : Multi 1 Multi 2 GPIO Main Main GPIO Multi 2 Multi 1GPIO2 I2C_SCLK 1 2 I2C_SD GPIO1TXO3_P 3 4 RXI4_PTXO3_N 5 6 RXI4_NRXD PCMDTX GPIO14 RIN 7 8 LINK4 GPIO44RTS_N PCMFS GPIO11 DTR_N 910 GNDI2SSDI GPIO10 RXD 11 12 USB_PI2SCLK GPIO7 RTS_N 13 14 USB_N3.3VD 15 16 GND3.3VD 17 18 TXO4_PTXD PCMCLK GPIO12 DCD_N 19 20 TXO4_NI2SWS GPIO8 TXD 21 22 RXI3_NCTS_N PCMDRX GPIO13 DSR_N 23 24 RXI3_PGPIO43 LINK3 25 26 CTS_N GPIO9 I2SSDOGPO72 WLAN_LED 27 28 1.8VD P1 : Pin # Function Direction Description 1 SD_CDT In SDXC Card Detect 2 SD_CMD Out SDXC Command
MT7620 Module IWM-7620 Product Specification Version:0.4 Date: 2015.8.13 Page 7 of 9 3 SD_D0 In/Out SDXC Data0 4 SD_D3 In/Out SDXC Data3 5 SD_D1 In/Out SDXC Data1 6 SD_D2 In/Out SDXC Data2 7 SD_WP In SDXC Write Protect 8 SD_CLK Out SDXC Clock 9 WDT_RST Out Watchdog timeout reset, can be configured as ref clock output 10 POR In Power on reset input, low active 11 LINK0 Out Link LED for port 0 12 GPIO0 Out GPIO0 or WPS push button 13 LINK1 In/Out Link LED for port 1 14 SPI_MISO In SPI MISO signal 15 SPI_CS1 Out SPI chip select signal 1 16 UART_TX A Console UART TXD signal 17 SPI_CLK Out SPI clock output 18 UART_RX A Console UART RXD signal 19 LINK2 Out Link LED for port 2 20 SPI_MOSI Out SPI MOSI signal P2 : Pin # Function Direction Description 1 I2C_SCLK In/Out I2C Clock signal 2 I2C_SD In/Out I2C Data signal 3 TXO3_P A Tx positive for port 3 4 RXI4_P A Rx positive for port 4 5 TXO3_N A Tx negative for port 3 6 RXI4_N A Rx negative for port 4 7 RIN Full UART RIN signal 8 LINK4 Out Link LED for port 4 9 DTR_N Full UART DTR signal 10 GND Power ground 11 RXD Full UART RXD signal 12 USB_P In/Out USB signal poistive 13 RTS_N Full UART RTS_N signal 14 USB_N In/Out USB signal negative
MT7620 Module IWM-7620 Product Specification Version:0.4 Date: 2015.8.13 Page 8 of 9 15 3.3VD Power In 3.3V input 16 GND Power ground 17 3.3VD Power In 3.3V input 18 TXO4_P A Tx positive for port 4 19 DCD_N Full UART DCD_N signal 20 TXO4_N A Tx negative for port 4 21 TXD Out Full UART TXD 22 RXI3_N A Rx negative for port 3 23 DSR_N In/Out Full UART DSR_N signal 24 RXI3_P A Rx positive for port 3 25 LINK3 Out Link LED for port 3 26 CTS_N Full UART CTS_N signal 27 WLAN_LED Out WLAN LED output, active low 28 1.8VD Power input 1.8V input 7. Memory configuration Depending on customer's request, the module can be shipped with following configuration : Flash size : 2MB, 4MB, 8MB, 16MB, 32MB, 64MB DDR2 size : 64MB, 128MB 8. Mechanical Application Notes 1. CON0 and CON1 are IPEX1 connectors on top side 2. P1 is 2*10 pins 1.27mm male header on bottom side for signals 3. P2 is 2*14 pins 1.27mm male header on bottom side for signals 4. Footprint of P1, P2 is as following, the coordinate of pin1 footprint center for P1 and P2 are (29.5, 10.975) and (9.575,1.425), Please note that this coordinate is the center of pad, not center of header pin.
MT7620 Module IWM-7620 Product Specification Version:0.4 Date: 2015.8.13 Page 9 of 9 5. H1, H2, H3, H4 are slot holes used for install metal shielding cover if needed 6. D1 is diameter 2.1mm hole for screw fixing 7. D2 is diameter 2.1mm half hole for screw fixing 8. P3 is a 2 pins dip type header holes with 1.27mm pitch. Since P1 and P2 are all located on lower side, this socket can be used optionally to mount module on base PCB for balancing the force of upper side. 9. The mechanical drawing in .dxf format is available under request. 9.Compliance FCC Statement 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.

Navigation menu