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== Pinout == === Model A and B === [[文件:Rasp-gpio-pins-1.jpg | 600px]] [[文件:Raspberry-1-gpio-led.png]] [[文件:Rasp-gpio-pins-2.png | 600px]] [[文件:Rasp-gpio-pins-3.png | 600px]] <br><br> === Models A+, B+, PI 2 B, PI 3 B === [[文件:Gpio-pins-pi2.jpg | 900px]] [[文件:Gpio-numbers-pi2.png | 900px]] [[文件:Physical-pin-numbers.png | 900px]] [[文件:Raspberry-pi-pinout.png | 900px]] <br><br> == Serial == === Enable === <pre> /boot/cmdline.txt "console=serial0,115200" /boot/config.txt enable_uart=1 </pre> <br> === Disable === Remove "console=serial0,115200" from /boot/cmdline.txt If you want to use the uart as IO device, add "enable_uart=1" into /boot/config.txt Or you can do it by run "sudo raspi-config" , enter "Advanced Options" and then enter "Serial" .... <br> === Connections === * RASP_TXD --- HEX_TX * RASP_RXD --- HEX_RX <br> == GPIO Control == * https://github.com/joan2937/pigpio * raspi-gpio * RAW: http://www.pieter-jan.com/node/15 * https://makezine.com/projects/tutorial-raspberry-pi-gpio-pins-and-python/ <br><br> == Timezone == <pre> $ cat /etc/timezone Etc/UTC $ sudo echo "Asia/Shanghai" > /etc/timezone </pre> add following into /etc/profile: <pre> TZ=Asia/Shanghai export TZ </pre> $ sudo reboot <br><br> == Static IP == add following into /etc/dhcpcd.conf: <pre> interface eth0 static ip_address=192.168.1.45/24 static routers=192.168.1.1 static domain_name_servers=192.168.1.1 </pre> <br><br> == ESP8266/ESP8089 == [[文件:Raspi-esp8089.png]] <br><br> <br><br><br><br><br><br> <br><br><br><br><br><br><br><br><br><br><br><br> <br><br><br><br><br><br><br><br><br><br><br><br> <br><br><br><br><br><br><br><br><br><br><br><br> <br><br><br><br><br><br><br><br><br><br><br><br> <br><br><br><br><br><br><br><br><br><br><br><br>
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