NanoPi-M3
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HardWare info for NanoPi-M3

NanoPi Interface Feature

On NanoPi-M3, it have the follow interface:

  • Two UART Serial Port
  • One Ethernet Port
  • Four USB Host
  • Two IIC bus
  • Two SPI bus
  • One DVP Camera interface
  • One Touchscreen interface
  • Up to 15 GPIO interface, more interface can be use as GPIO(UART, SPI, IIS, I2C)

More NanoPi interface info, download the NanoPi-M3 schematic file.

NanoPi Interface

NanoPi Interface Details

GPIO1 Pin Define
Pin# Name Pin# Name
1 SYS_3.3V 2 VDD_5V
3 I2C0_SDA 4 VDD_5V
5 I2C0_SCL 6 DGND
7 GPIOD8/PPM 8 UART3_TXD/GPIOD21
9 DGND 10 UART3_RXD/GPIOD17
11 UART4_TX/GPIOB29 12 GPIOD1/PWM0
13 GPIOB30 14 DGND
15 GPIOB31 16 GPIOC14/PWM2
17 SYS_3.3V 18 GPIOB27
19 SPI0_MOSI/GPIOC31 20 DGND
21 SPI0_MISO/GPIOD0 22 UART4_RX/GPIOB28
23 SPI0_CLK/GPIOC29 24 SPI0_CS/GPIOC30
25 DGND 26 GPIOB26
27 I2C1_SDA 28 I2C1_SCL
29 GPIOC8 30 DGND
31 GPIOC7 32 GPIOC28
33 GPIOC13/PWM1 34 DGND
35 SPI2_MISO/GPIOC11 36 SPI2_CS/GPIOC10
37 AliveGPIO3 38 SPI2_MOSI/GPIOC12
39 DGND 40 SPI2_CLK/GPIOC9
DVP Camera IF Pin Define
Pin# Name
1, 2 SYS_3.3V
7,9,13,15,24 DGND
3 I2C0_SCL
4 I2C0_SDA
5 GPIOB14
6 GPIOB16
8,10 NC
11 VSYNC
12 HREF
14 PCLK
16-23 Data bit7-0
RGB LCD IF Pin Spec
Pin# Name Description
1, 2 VDD_5V 5V Output, it can be used to power LCD modules
11£¬20£¬29, 37£¬38£¬39£¬40, 45 DGND Gound
3-10 Blue LSB to MSB RGB blue
12-19 Green LSB to MSB RGB green
21-28 Red LSB to MSB RGB red
30 GPIOB25 available for users
31 GPIOC15 occupied by FriendlyARM one wire technology to recognize LCD models and control backlight and implement resistive touch, not applicable for users
32 XnRSTOUT Form CPU low when system is reset
33 VDEN signal the external LCD that data is valid on the data bus
34 VSYNC vertical synchronization
35 HSYNC horizontal synchronization
36 LCDCLK LCD clock, Pixel frequency
41 I2C2_SCL I2C2 clock signal, for capacitive touch data transmission
42 I2C2_SDA I2C2 data signal, for capacitive touch data transmission
43 GPIOC16 interrupt pin for capacitive touch, used with I2C2
44 NC not connected
Debug Port CON1(UART0)
Pin# IC Pin Note
1 DGND Power GND
2 VDD_5V Power Out/In 5V
3 TXD0 UART0: Debug serial Port TXD
4 RXD0 UART0: Debug serial Port RXD

Mechanical Dimensions

More Mechanical Dimensions, download the NanoPi-M3 dxf file.


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