[ Model ]:E103-W01 [ Interface ]:UART [ Power ]:20dBm [ Distance ]:100m [ RF connector]:SMD [ Frequency ]:2

4~2

4835 GHz (Default:2

4GHz) [ Feature ]:E103-W01 is 100mW (20dBm) UART-wi-fi module with competitive price

Small-size, embedded PCB antenna, operate at 2

4~2

4835GHz frequency band, with all those features, based on ESP8266EX from Espressif, transparent transmission is available, easy for user to operate Electrical parameter No

Parameter item Parameter value Notes 1 RF chip ESP8266EX Espressif 2 Size 16 * 24 * 3mm With PCB antenna 3 Weight 1

5g With PCB antenna 4 PCB 4-layer Impedance debugging 5 Frequency Band 2

4~2

4835 GHz 6 Connector 2

00mm SMD 7 Supply voltage 3

0 ~ 3

6V DC Note: the voltage higher than 3

6V is forbidden 8 Operation Range 100m Test condition:clear and open area& maximum power, height:> 2m 9 Transmitting power 20dBm About 100mW 10 AT support Built-in intelligent processing Can be read by AT command

11 Wi-Fi version 802

11 b/g/n 12 Communication interface UART 13 Antenna type PCB 50Ω impedance 14 Operating temperature -40 ~ +85℃ Industrial-grade 15 Operating humidity 10% ~ 90% No condensation 16 Storage temperature -40 ~ +125℃ Industrial-grade Pin Name Type Function 1 RST I External reset signal (Low voltage level: Active) 2 ADC I ADC input pin 3 CH_PD I Module enable, need be pulled up 4 GPIO16 I module wake up(from deep sleep state), high level effectively 5 GPIO14 IO PWM1/GPIO14 6 GPIO12 IO PWM0/GPIO12 7 GPIO13 IO GPIO13 8 VCC - VDC:3

0V~3

6V(above 300mA) 9 CSO - For internal FLASH using, N/A

10 MISO - 11 GPIO9 - 12 GPIO10 - 13 MOSI - 14 SCLK - 15 GND - GND 16 GPIO15 I GPIO15 GPIO2 GPIO0 Boot 17 GPIO2 I 0 1 1 Boot from FLASH 18 GPIO0 I 0 1 0 Download firmware from UART 19 GPIO4 IO PWM2/GPIO4 20 GPIO5 IO PWM3/GPIO5 21 RXD I UART input pin, support AT command 22 TXD O UART output pin, support AT command GPIO2 is already been internal pulled up In transparent-transmission on power-up mode, GPIO2 will indicate the stat