# 嵌入式

- [计算机为什么存在补码](/plainchant/qian-ru-shi-1/ji-suan-ji-wei-shen-me-cun-zai-bu-ma.md)
- [一种可靠串口协议](/plainchant/qian-ru-shi-1/untitled.md)
- [CRC校验算法](/plainchant/qian-ru-shi-1/crc-xiao-yan-suan-fa.md)
- [RasperryPi3 Ros系统安装(Debian)](/plainchant/qian-ru-shi-1/untitled-1.md)