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UART WiFi Module
HLK-RM08A Support OpenWrt
ITEM ID
Retail Price:$13.50
Wholesale Price:$9.50

DETAILS

         HLK-RM08A is a wireless routing module which can be applied in the fields of camera IP, smart home and other things. The main chip of the module is MediaTek the latest system single chip MT7688AN, supports Wifi 802.11n standard, no line transmission rate up to 150Mbps. MT7688AN built in a MIPS 24KEc CPU DDR2, support, 10/100M 1-port, host USB2.0, I2C, SD-XC, I2S/PCM, UART,, GPIO, 575/580MHz.HLK-RM08A has a rich interface, which can better solve the monitoring audio and video services, and has excellent RF performance, wireless transmission is more stable.
      Main characteristics
1.Built in MIPS24KEc/580MHz CPU, 802.11b/g /n
2 work in 1T1R, 2.4GHz data transfer rate up to 150Mbps
3 Support Linux platform,OpenWRT a complete protocol stack (protocol stack)
4 Lead interface: 5-port Ethernet 10/100M, USB2.0, I2C, I2S, TF/SD card, GPIO interface, 2UART
      



NO PIN Function
1 RXIP0 10/100PHYPort#0RXIP0
2 RXIN0 10/100PHYPort#0RXIN0
3 TXOP0 10/100PHYPort#0TXOP0
4 TXON0 10/100PHYPort#0TXON0
5 TXOP1 10/100PHYPort#0TXOP1
6 TXON1 10/100PHYPort#0TXON1
7 RXIP1 10/100PHYPort#0RXIP1
8 RXIN1 10/100PHYPort#0RXIN1
9 RXIP2 10/100PHYPort#0RXIP2
10 RXIN2 10/100PHYPort#0RXIN2
11 TXOP2 10/100PHYPort#0TXOP2
12 TXON2 10/100PHYPort#0 TXON2
13 TXOP3 10/100PHYPort#0TXOP3
14 TXON3 10/100PHYPort#0 TXON3
15 RXIP3 10/100PHYPort#0RXIP3
16 RXIN3 10/100PHYPort#0RXIN3
17 RXIP4 10/100PHYPort#0RXIP4
18 RXIN4 10/100PHYPort#0RXIN4
19 TXOP4 10/100PHYPort#0TXOP4
20 TXON4 10/100PHYPort#0 TXON4
21 GND Ground
22 DP USBdata pin Data+
23 DN USB data pin Data-
24 3.3V 3.3VPowerIn
25 3.3V 3.3VPowerIn
26 GND Ground
27 GPIO0 GPIO0
28 GND Ground
29 RERST_N ResetModule
30 REFCLK_0 RefClk
31 WD_RTS_N WachDog Rst
32 PORST_N Porst Rest
33 LINK4 ETH4 LED
34 LINK3 ETH3 LED
35 LINK2 ETH2 LED
36 LINK1 ETH1 LED
37 LINK0 ETH0 LED
38 WLED WIFI LED
39 TXD1 UART1 TXData
40 RXD1 UART1 RXData
41 SDI I2S Data input
42 SDO I2S Data output
43 WS I2SChannelSelection
44 I2SCLK I2S Clock
45 I2CCLK I2C Clock
46 I2CDATA I2C data
47 CS1 SPI Selection
48 SPICLK SPI Clock
49 MISO SPI Data In
50 MOSI SPI Data Out
51 TXD0 UART0 TXData
52 RXD0 UART0 RXData

Module  Parameter
 
Chipset  
MT7688AN+DDR264MByte+Flash 8Mbyte
Frequency 2.4GHz~2.4835GHz
Frequency 1~11(United States, Canada), 1~13(China)1~14(Japan)
Antenna type   External Antenna,  I-PEX base
 
 
Interface
2*26 double row
5*10/100M Ethernet Port,   1*USB2.0,1*I2C ,1*SPI.
1*I2S,  GPIOS,2*UART
 
Protocol
IEEE802.11b, IEEE802.11g,IEEE802.11n,
IEEE802.3/3u,CSMA/CA, CSMA/CD, TCP/IP, DHCP, ICMP,NAT,PPPoE
 
Modulation
802.11b:DSSS(CCK,DQPSK, DBPSK)
802.11g/n:OFDM (BPSK,QPSK,16QAM,64QAM)
 
 
Transmission rate
802.11b 11,5.5,2,1 Mbps
802.11g 54,48,36,24, 18,12,9,6Mbps
802.11n 3000Mbps(max)
 
 
Emission power
802.11b11Mbps:17±1.5dBm
802.11g54Mbps:15±1.5dBm
802.11n135Mbps:14±1.5dBm
 
 
Receiving sensitivity 
135M:-68dBm@10% PER
54M:-72dBm@10% PER
11M:-87dBm@8% PER
Wifi working mode client/AP
Band bandwidth 20MHz/40MHz 
LED Wifi LED、PowerLED
Class 10Base-T 10Base-T:3 or class UTP Base-TX:5 UTP class
Ethernet interfac RJ45 interface, support MDI/MDIX Auto
Security  WPA-PSK/WPA2-PSK 
 
 
 
Environment requires
0 degree C- 45 degree C working humidity: 10% -90%
no condensation storage temperature: RH C C-70
Power Supply DC 3.3V/1.2A (max)
  Power consumption 3.5W(max)  
PCBA SIZE (L*W)=34mm*57mm  
 
 

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