BPI-M3 GPIO Pin define
Last updated
Last updated
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
CON1-P20
GND
CON1-P21
SPI0_MISO
PC1
CON1-P22
PL9-EINT9
PL9-S-EINT9
CON1-P23
SPI0_CLK
PC2
CON1-P24
SPI0_CS
PC3
CON1-P25
GND
CON1-P26
PH10-ENT10
PH10-ENT10
CON1-P27
TWI1-SDA
PH3-EINT3
CON1-P28
TWI1-SCK
PH2-EINT2
CON1-P29
PC18
PC18
CON1-P30
GND
CON1-P31
I2S1-BCLK
PG10-EINT10
UART3-TX
CON1-P32
I2S1-DIN
PG13-EINT13
UART3-CTS
CON1-P33
I2S1-LRCK
PG11-EINT11
UART3-RX
CON1-P34
GND
CON1-P35
I2S1-DOUT
PG12-EINT12
UART3-RTS
CON1-P36
PE5
PE5
CON1-P37
PE4
PE4
CON1-P38
OWA-DOUT
PE18
CON1-P39
GND
CON1-P40
PE19
PE19
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
CN7-P20
CSI-MCLK
PE1
CN7-P21
CSI2-CKP
CN7-P22
CSI-HSYNC
PE2
CN7-P23
GND
CN7-P24
CSI-VSYNC
PE3
CN7-P25
CSI2-D1N
CN7-P26
CSI-D9
PE13
CN7-P27
CSI2-D1P
CN7-P28
CSI-D8
PE12
CN7-P29
GND
CN7-P30
CSI-D7
PE11
CN7-P31
CSI2-D0N
CN7-P32
CSI-D6
PE10
CN7-P33
CSI2-D0P
CN7-P34
CSI-D5
PE9
CN7-P35
GND
CN7-P36
CSI-D4
PE8
CN7-P37
CSI-SCK
PE14
CN7-P38
CSI-D3
PE7
CN7-P39
CSI-SDA
PE15
CN7-P40
CSI-D2
PE6
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
CN6-P20
DSI-D1P
CN6-P21
TP-INT
PL7-S-EINT7
CN6-P22
GND
CN6-P23
TP-RST
PL6-S-EINT6
CN6-P24
DSI-CKN
CN6-P25
GND
CN6-P26
DSI-CKP
CN6-P27
LCD-BL-EN
PD29
CN6-P28
GND
CN6-P29
LCD-RST
PD26
CN6-P30
DSI-D2N
CN6-P31
LCD-PWR-EN
PD27
CN6-P32
DSI-D2P
CN6-P33
GND
CN6-P34
GND
CN6-P35
LCD-PWM
PD28
CN6-P36
DSI-D3N
CN6-P37
GND
CN6-P38
DSI-D3P
CN6-P39
AP-RESET#
CN6-P40
GND
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
