Product Specs

8.Pin function description：
Pin
Symb
I/O
Description
1
GND
GND
GND
2
RF
RF
RF
3
GND
GND
GND
4
P28
I/O
P28general IO
5
P14
I/O
P14 or SD Card Clock or SPI Clock or QSPI FLASH clock
6
P16
I/O
16 or SD Card DATA0 or SPI MOSI or QSPI IO0
7
P15
I/O
P15 SD_CMD or SPI CSN or QSPI FLASH CSN
8
P17
I/O
P17 or SD Card DATA1 or SPI MISO or QSPI IO1
9
P26/PWM5
I/O
P26 or IrDA input or PWM 5 or QSPI RAM CSN
10
P24
I/O
P24 or low power clock output or PWM 4 or QSPI RAM clock
11
ADC/P23
I/O
P23 or ADC or JTAG TDO, or QSPI IO0 FLASH download data
output at download mode
12
TDI
I/O
GND
13
3V3
I/O
Power input(3.3V)
14
GND
GND
GND