![Image](/./qsource/plugin/uhome/template/assets/img/user_home_headerbg.jpg)
学习单片机的几个必要条件!!!
2010-3-30 10:20
- 侃单片机论坛
- 130
- 13697
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
单片机实现红外遥控
2009-11-26 13:45
- 侃单片机论坛
- 14
- 3237
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
红外发射载波38k占空比一般是多少?用74163这样产生行么?
2009-11-22 16:53
- 通信技术
- 4
- 10823
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
]弱弱地请教大家一个关于跑马灯的硬件问题
2009-11-25 14:45
- 侃单片机论坛
- 6
- 2026
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
2
3
近期访客