BPI-M3 GPIO Pin define
GPIO specification
Banana Pi 40-pin GPIO
Banana Pi has a 40-pin GPIO header that matches that of the Model B+ Raspberry Pi. Following is the Banana Pi GPIO Pinout:
GPIO Pin Name
Default Function
Function2:GPIO
Function3
CON1-P01
VCC-3V3
CON1-P02
DCIN
CON1-P03
TWI2-SDA
PH5-EINT5
CON1-P04
DCIN
CON1-P05
TWI2-SCK
PH4-EINT4
CON1-P06
GND
CON1-P07
S-PWM
PL10-S-EINT10
CON1-P08
UART2-TX
PB0-EINT0
CON1-P09
GND
CON1-P10
UART2-RX
PB1-EINT1
CON1-P11
PC4 PC4
CON1-P12
UART2-CTS
PB3-EINT3
CON1-P13
PC7
PC7
CON1-P14
GND
CON1-P15
PC17
PC17
CON1-P16
UART2-RTS
PB2-EINT2
CON1-P17
VCC-3V3
CON1-P18
PL8-ENT8
PL8-S-ENT8
CON1-P19
SPI0_MOSI
PC0
CSI Camera Connector specification:
CSI Camera Connector:
The CSI Camera Connector is a 40-pin FPC connector which can connect external camera module with proper signal pin mappings. The pin definitions of the CSI interface are shown as below. This is marked on the Banana Pi board as “CSI”.
CSI Pin Name
Default Function
Function2:GPIO
CN7-P01
IPSOUT
CN7-P02
AFVCC
CN7-P03
IPSOUT
CN7-P04
IOVDD
CN7-P05
GND
CN7-P06
GND
CN7-P07
CSI2-D3N
CN7-P08
AVDD-CSI
CN7-P09
CSI2-D3P
CN7-P10
DVDD-CSI-R
CN7-P11
GND
CN7-P12
NC
CN7-P13
CSI2-D2N
CN7-P14
CSI-RST-R
PE16
CN7-P15
CSI2-D2P
CN7-P16
CSI-STBY-R
PE17
CN7-P17
GND
CN7-P18
CSI-PCLK
PE0
CN7-P19
CSI2-CKN
Display specification
MIPI DSI (Display Serial Interface):
The display Connector is a 40-pin FPC connector which can connect external LCD panel (MIPI DSI) and touch screen (I2C) module as well. The pin definitions of this connector are shown as below. This is marked on the Banana Pi board as “DSI”.
DSI Pin Name
Default Function
Function2:GPIO
CN6-P01
VCC-MIPI
CN6-P02
IPSOUT
CN6-P03
VCC-MIPI
CN6-P04
IPSOUT
CN6-P05
GND
CN6-P06
IPSOUT
CN6-P07
GND
CN6-P08
IPSOUT
CN6-P09
NC
CN6-P10
GND
CN6-P11
NC
CN6-P12
DSI-D0N
CN6-P13
NC
CN6-P14
DSI-D0P
CN6-P15
NC
CN6-P16
GND
CN6-P17
TWI0-SDA
PH1-EINT1
CN6-P18
DSI-D1N
CN6-P19
TWI0-SCK
PH0-EINT0
UART specification:
The header CON4 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.
CON2 Pin Name
Default Function
GPIO
CON2 P03
UART0-TXD
PB9
CON2 P02
UART0-RXD
PB10
CON2 P01
GND
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