檢視 Raspberry Pi 的原始碼

=== GPIO connector ===
RPi A+,B+ GPIO J8 40-pin pinout. 
[http://www.raspberrypi.org/documentation/hardware/raspberrypi/schematics/Raspberry-Pi-B-Plus-V1.2-Schematics.pdf]
Models A and B have only the first 26 pins.

{| class="wikitable"
! GPIO#
! 2nd fun
! pin#
!
! pin#
! 2nd fun
! GPIO#
|-
|      - 
|  +3V3 
| style="background:orange"| 1 
|
| style="background:red"| 2 
| +5V   
| -
|-
|  GPIO2 
|  SDA1 (I2C)
| style="background:#00FFFF"| 3 
|
| style="background:red"| 4 
| +5V   
| -
|-
|  GPIO3 
|  SCL1 (I2C)
| style="background:#00FFFF"| 5 
|
| style="background:black; color:white"| 6 
| GND   
| -
|-
|  GPIO4 
|  GCLK 
| style="background:green"| 7 
|
| style="background:#00FF80"| 8 
| TXD0 (UART)
| GPIO14
|-
|      - 
|   GND 
| style="background:black; color:white"| 9 
|
| style="background:#00FF80"|10 
| RXD0 (UART) 
| GPIO15
|-
| GPIO17 
|  GEN0 
| style="background:green"|11 
|
| style="background:green"|12 
| GEN1  
| GPIO18
|-
| GPIO27 
|  GEN2 
| style="background:green"|13 
|
| style="background:black; color:white"|14 
| GND   
| -
|-
| GPIO22 
|  GEN3 
| style="background:green"|15 
|
| style="background:green"|16 
| GEN4  
| GPIO23
|-
|      - 
|  +3V3 
| style="background:orange"|17 
|
| style="background:green"|18 
| GEN5  
| GPIO24
|-
| GPIO10 
|  MOSI (SPI)
| style="background:#FF00FF"|19 
|
| style="background:black; color:white"|20 
| GND   
| -
|-
|  GPIO9 
|  MISO (SPI)
| style="background:#FF00FF"|21 
|
| style="background:green"|22 
| GEN6  
| GPIO25
|-
| GPIO11 
|  SCLK (SPI)
| style="background:#FF00FF"|23 
|
| style="background:#FF00FF"|24 
| CE0_N (SPI)
| GPIO8
|-
|      - 
|   GND 
| style="background:black; color:white"|25 
|
| style="background:#FF00FF"|26 
| CE1_N (SPI)
| GPIO7
|-
| align="center" colspan="7" | ''(Models A and B stop here)''
|-
| EEPROM 
| ID_SD 
| style="background:yellow"|27 
|
| style="background:yellow"|28 
| ID_SC 
| EEPROM
|-
|  GPIO5 
|     - 
| style="background:green"|29 
|
| style="background:black; color:white"|30 
| GND   
| -
|-
|  GPIO6 
|     - 
| style="background:green"|31 
|
| style="background:green"|32 
| -     
| GPIO12
|-
| GPIO13 
|     - 
| style="background:green"|33 
|
| style="background:black; color:white"|34 
| GND   
| -
|-
| GPIO19 
|     - 
| style="background:green"|35 
|
| style="background:green"|36 
| -     
| GPIO16
|-
| GPIO26 
|     - 
| style="background:green"|37 
|
| style="background:green"|38 
| -     
| GPIO20
|-
|      - 
|   GND 
| style="background:black; color:white"|39 
|
| style="background:green"|40 
| -     
| GPIO21
|-
|}

Model B rev 2 also has a pad P6 of 8 pins offering access to an additional 4 GPIO connections.
[http://www.raspberrypi.org/documentation/hardware/raspberrypi/schematics/Raspberry-Pi-Rev-2.1-Model-AB-Schematics.pdf]

{| class="wikitable"
! Function
! pin#
!
! pin#
! Function
|-
|  +5V 
| style="background:red"| 1 
|
| style="background:orange"| 2 
| +3V3  
|-
| GPIO_GEN7
| style="background:green"|3
|
| style="background:green"|4 
| GPIO_GEN8     
|-
| GPIO_GEN9
| style="background:green"|5
|
| style="background:green"|6
| GPIO_GEN10     
|-
| GND
| style="background:black; color:white"| 7
|
| style="background:black; color:white"| 8
| GND   
|}

Models A and B provide GPIO access to the ACT status LED using GPIO 16.
Models A+ and B+ provide GPIO access to the ACT status LED using GPIO 47, and the Power status LED using GPIO 35.

== [[application - MX35LFxGE4AB, SPI NAND Flash ]] ==

== [[application - Keyes 38KHz IR Infrared Transmitter Module]] ==

== [[application - u-blox NEO-6M, GPS module ]] ==

== [[application - DS1302 ,RTC module ]] ==

== [[application - HC-SR04, Ultrasonic ranging module ]] ==

== [[application - LPC1768, SPI communication ]] ==

== [[application - MAX7219, LED dot matrix  ]] ==

== [[bluetooth keyboard auto connect]] ==

== [[RoboPeak Mini USB Display]] ==

== [[application - Wifi AP ]] ==

== [[application - GPS tracker ]] ==

== [[application - Speech Recognition ]] ==

== [[application - Alexa ]] ==

== [[aoolication - Greengrass]] ==

== [[application - Google Assistant ]] ==

== [[application - Monitor GPIO interrupt in userspace ]] ==

== [[application - 3-axis accelerometer, GID-SSS/U10 ]] ==

== [[application - RFID, PN532 ]] ==

== [[application - RFID, RC522 ]] ==

== [[u-boot]] ==

== [[kernel]] ==

== [[Android]] ==