![Image](/./qsource/plugin/uhome/template/assets/img/user_home_headerbg.jpg)
谁教我怎么看时序图``xiexie
2016-3-28 13:57
- 新手园地
- 36
- 10342
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
STM32F2也快要浮云了
2011-8-30 20:44
- ST MCU
- 20
- 8949
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
STM32F2XX系列的OTG_FS终于调出来了~
2013-11-8 17:03
- ST MCU
- 25
- 14334
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
推荐一个嵌入式文件系统-efsl
2011-8-20 00:37
- DSP 技术
- 2
- 2403
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
EFSL 文件系统 移植包 源码 提供
2012-5-26 10:06
- DIY讨论区
- 14
- 4332
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
STM32 IAP 问题。求助
2011-12-22 14:03
- ST MCU
- 22
- 7169
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
STM32 特权级访问的问题
2015-8-28 08:51
- ST MCU
- 28
- 10072
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
STM32 USB-OTG-LIB 写得非常乱!
2015-9-5 01:44
- ST MCU
- 48
- 21189
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
液晶驱动芯片TW8816
2011-8-12 12:06
- 数字广电
- 10
- 5974
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
uCGUI3.9a在基于Cortex-M3内核的ARM单片机上移植的研究
2013-12-31 10:28
- ARM技术论坛
- 20
- 4957
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
经过奋斗STM32 ucgui底层优化的4.3寸屏演示效果视频
2011-7-29 16:04
- ST MCU
- 2
- 3748
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
键盘扫描的消抖一般要延时多少时间
2011-7-27 13:53
- Megawin(笙泉)单片机
- 36
- 12998
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
求教 中断消抖的方法// 最新实验结果(见跟贴)
2011-7-26 09:08
- 侃单片机论坛
- 88
- 14976
![](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)
INT0外部中断下降沿和低电平触发
2012-10-27 21:05
- Megawin(笙泉)单片机
- 20
- 6383
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
请大家说说INT0外部中断下降沿和低电平触发的本质区别
2011-7-25 21:17
- 侃单片机论坛
- 7
- 9324
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
低电平触发中断问题
2011-7-25 21:11
- 侃单片机论坛
- 5
- 1792
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
USB驱动开发的例程问题
2011-7-12 15:12
- 英飞凌MCU论坛
- 19
- 13072
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
AVR单片机(M16)的INT0设成低电平触发中断,
2011-7-25 21:13
- 侃单片机论坛
- 4
- 3393
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
UCGUI窗体管理及消息处理机制分析
2011-7-29 16:43
- ARM技术论坛
- 3
- 2469
![](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