BPI-W2 GPIO Pin define

Banana Pi BPI-W2 40-pin GPIO

Banana Pi BPI-W2 has a 40-pin GPIO header that matches that of the Model Raspberry Pi 3. Following is the Banana Pi GPIO Pinout:

BPI-W2 40 PIN GPIO(CON2)
GPIOPinName	DefaultFunction	Function2：GPIO
CON1-P01	VCC-3V3
CON1-P02	5VD
CON1-P03	I2C5_SCL	GPIO13
CON1-P04	5VD
CON1-P05	I2C5_SDA	GPIO14
CON1-P06	GND
CON1-P07	PWM0_0	IGPIO_21
CON1-P08	UR2_TX	IGPIO3
CON1-P09	GND
CON1-P10	UR2_RX	IGPIO2
CON1-P11	GPIO17	GPIO17
CON1-P12	AO_BCK	GPIO58
CON1-P13	I2C3_SDA	GPIO25
CON1-P14	GND
CON1-P15	I2C3_SCL	GPIO27
CON1-P16	UR2_RTS	IGPIO5
CON1-P17	VCC-3V3
CON1-P18	UR2_CTS	IGPIO4
CON1-P19	G_MOSI	GPIO7
CON1-P20	GND
CON1-P21	G_MISO	GPIO4
CON1-P22	IR_TX	IGPIO9
CON1-P23	G_SCK	GPIO5
CON1-P24	G_CS	GPIO6
CON1-P25	GND
CON1-P26	GPIO8	GPIO8
CON1-P27	I2C4_SDA	GPIO12
CON1-P28	I2C4_SCL	GPIO11
CON1-P29	GPIO100	GPIO100
CON1-P30	GND
CON1-P31	AI_CK	GPIO21
CON1-P32	SPDIF	GPIO54
CON1-P33	AO_CK	GPIO59
CON1-P34	GND
CON1-P35	AO_LRCK	GPIO57
CON1-P36	AI_BCK	GPIO22
CON1-P37	AI_LRCK	GPIO23
CON1-P38	AI_SDO	GPIO24
CON1-P39	GND
CON1-P40	AO_D0	GPIO60

UART specification:

Theheader CON3 is the UART interface. For developers of Banana Pi, this is an easy way to get the UART console output to check the system status and log message.

BPI-W2 Debug UART (CON3)
CON2-P1	GND
CON2-P2	UART0-RX
CON2-P3	UART0-TX