今日推荐：树莓派常用的外扩硬件模块

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  * 官方推荐外壳
    * [[https://www.raspberrypi.org/products/raspberry-pi-a-case/|树莓派A+外壳]]
    * [[https://www.raspberrypi.org/products/raspberry-pi-3-case/|树莓派3外壳]]
    * [[https://www.raspberrypi.org/products/raspberry-pi-zero-case/|树莓派Zero外壳]]
  * 官方推荐的电源
    * [[https://www.raspberrypi.org/products/raspberry-pi-universal-power-supply/|树莓派通用电源]]
  * 官方推荐的相机
    * [[https://www.raspberrypi.org/products/camera-module-v2/|树莓派相机模组V2]]
    * [[https://www.raspberrypi.org/products/pi-noir-camera-v2/|树莓派NoIR相机模组V2]]
  * 显示屏
    * [[https://www.raspberrypi.org/products/raspberry-pi-touch-display/|树莓派触控显示]]
    * 字符显示：
      * [[http://spotpear.cn/index.php/spotpear-raspberry-pi-lcd/spotpear-raspberry-pi-2-4inch-lcd|2.4寸]]
      * [[http://www.waveshare.net/wiki/2.8inch_RPi_LCD_(A)|2.8寸]]
      * [[http://www.waveshare.net/wiki/7inch_HDMI_LCD|7寸]]
      * [[http://www.waveshare.net/wiki/10.1inch_HDMI_LCD|10.1寸]]
      * [[https://www.waveshare.com/e-paper-driver-hat.htm|电子纸]]

  * 一些比较流行的扩展板HAT，更多关于这些HAT的信息和使用参见树莓派官方主办的杂志
    * [[https://www.raspberrypi.org/products/sense-hat/|Raspberry Pi Sense HAT ]] {{ :sense-hat-462x322.jpg |}}
    * [[https://www.raspberrypi.org/products/raspberry-pi-tv-hat/|Raspberry Pi TV HAT]] {{ :770a9314-1-462x322.jpg |}}
    * [[https://www.raspberrypi.org/products/poe-hat/|Raspberry Pi PoE HAT]] {{ :poe-462x322.jpg |}}
    * [[http://www.stepfpga.com/doc/baseboard_rpi|小脚丫FPGA和树莓派HAT模块的适配板]] {{ :pcie_baseboard_for_rpi接口介绍.png?nolink&500 |}}
    * [用Lattice FPGA进行树莓派端口扩展的板子](http://icoboard.org/about-icoboard.html)，该网站还有比较丰富的参考示例、代码资源{{ :icoboard.vorne.1.1.jpg?500 |}}{{ :hwoverview.png.jpg?800 |}}
    * [[https://learn.adafruit.com/adafruit-16-channel-pwm-servo-hat-for-raspberry-pi|Adafruit Servo]]{{ :adafruit_servo.jpg?nolink&400 |}}
    * [[https://github.com/pimoroni/Piano-HAT|Piano HAT]]{{ :piano_hat_4_of_4_1024x1024.jpg?nolink&400 |}}
    * [[https://shop.pimoroni.com/products/drum-hat|DRUM HAT]]{{ :dum-hat-_2-of-2_-1024x780.jpg?nolink&400 |}}
    * [[https://www.hifiberry.com/products/ampplus/|HiFiBerry AMP+]]{{ :hifi.jpg?nolink&400 |}}
    * [[https://shop.pimoroni.com/products/display-o-tron-hat|DISPLAY-O-TRON 3000]]{{ :display-o-tron_hat_2_of_2_1024x1024.jpg?nolink&400 |}}
    * [[https://shop.pimoroni.com/products/skywriter-hat|SKYWRITER]]{{ :skywrtier_2_of_3_1024x1024.jpg?nolink&400 |}}
    * [[https://uk.pi-supply.com/products/papirus-epaper-eink-screen-hat-for-raspberry-pi|PaPiRus]]{{ :papirus.png?nolink&400 |}}
    * [[https://emlid.com/navio/|NAVIO2 AUTOPILOT]]{{ :navio2threequatersview_1024x1024.png?nolink&400 |}}
    * [[https://github.com/pimoroni/propeller-hat|PROPELLER HAT]]{{ :propeller_hat.jpg?nolink&400 |}}
    * [[https://www.pololu.com/product/3756|UPS PICO]]{{ :ups.jpg?nolink&400 |}}
    * [[https://shop.pimoroni.com/products/unicorn-hat|UNICORN]]{{ :img_6079-edit_1024x1024.jpg?nolink&400 |}}
    * [[https://learn.adafruit.com/adafruit-2-4-pitft-hat-with-resistive-touchscreen-mini-kit|ADAFRUIT PI TFT2.4]]{{ :2455-06.jpg?nolink&400 |}}
    * [[https://www.adafruit.com/product/2340|Adafruit Capactive]]{{ :adafruit_capactive.jpg?nolink&400 |}}
    * [[http://iqaudio.co.uk/hats/8-pi-dac.html|Pi-DAC+]]{{ :pi-dac.jpg?nolink&400 |}}
  * 大名鼎鼎的开源硬件平台 - [Adafruit](https://www.adafruit.com)上销售的树莓派套件（挑选了几款，到其网站上了解更多）
    * [Adafruit 16-Channel PWM / Servo HAT for Raspberry Pi - Mini Kit](https://www.adafruit.com/product/2327), $17.50 {{ :16pwm.jpg?600 |}} 
    * [Adafruit 16-Channel PWM / Servo Bonnet for Raspberry Pi](https://www.adafruit.com/product/3416), $9.95 {{ :16pwmzero.jpg?600 |}}
    * [CRICKIT HAT for Raspberry Pi](https://www.adafruit.com/product/3957), $34.95 {{ :crickithat.jpg?600 |}}
    * [Pimoroni Pirate Radio - Pi Zero W Project Kit](https://www.adafruit.com/product/3477), $49.95  {{ :radiozero.jpg?600 |}}
    * [Kano Computer Kit with Touch Screen](https://www.adafruit.com/product/4088), $279 {{ :kanocomputer.jpg?600 |}}
    * [Pi-Top - GREEN - A Laptop Kit for Raspberry Pi B+ / Pi 2 / Pi 3](https://www.adafruit.com/product/3065), $274.95 {{ :pitop.jpg?600 |}}
    * [Kano Computer Kit Complete](https://www.adafruit.com/product/3728), $224.95 {{ :kanocomputercomplete1.jpg?600 |}} {{ :kanocomputercomplete2.jpg?600 |}}
    * [C4Labs Zebra Zero Plus for Raspberry Pi Zero](https://www.adafruit.com/product/3004), $14.95 {{ :c41lab.jpg?728 |}}