User's Manual

http://www.rf-link.net/
8.Module Pin Assignment
Pin Function Description
1
3.3VD 3.3VD
2
GND Ground
3
I2C_SCLK I2C_SCLK
4
I2C_SDA I2C_SDA
5
GPIO0 GPIO0
6
PORST_N PORST_N
7
UART_TXD1 UART_TXD1
8
UART_RXD1 UART_RXD1
9
UART_CTS1 UART_CTS1
10
UART_RTS1 UART_RTS1
11
UART_TX UART_TX
12
UART_RXD2 UART_RXD2
13
GND Ground
14
I2SMCLK I2SMCLK
15
I2SDI I2SDI
16
I2SDO I2SDO
17
I2SWS I2SWS
18
I2SCLK_N I2SCLK_N