User manual

13
IIC2_SCL
14
GND
15
SPI2_CLK
16
SPI2_SIMO
17
SPI2_SOMI
18
SPI2_CS0
19
SPI2_CS1
20
GND
2.2.12 Power Interface
PIN
Description
1
VCC_5V
2
GND
2.2.13 UART (TTL) Interface
PIN
Description
1
VCC_IO
2
GND
3
UART2_CTS
4
UART2_RTS
5
UART2_TX
6
UART2_RX