![Image](/./qsource/plugin/uhome/template/assets/img/user_home_headerbg.jpg)
Altium Designer 中 DDRII SDRAM 的等长布线
2018-5-17 17:23
- PCB技术
- 71
- 19341
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
京微雅格国产FPGA推荐
2013-12-21 19:38
- FPGA论坛
- 4
- 1449
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
FPGA的DDR模块接口连接DDR3时需要上拉电阻吗?
2013-11-8 17:27
- FPGA论坛
- 6
- 4393
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
x86构架手机有发展前景吗
2014-12-8 15:18
- X86论坛
- 17
- 3462
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
赛灵思(Xilinx)如何实现更出色的工业自动化应用?
2013-3-10 05:10
- FPGA论坛
- 9
- 1161
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
ALTERA要放弃低端市场了吗?
2012-12-26 11:52
- FPGA论坛
- 26
- 3533
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
好书,快抢~~
2015-1-30 13:34
- PCB技术
- 302
- 33254
![](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)
在LPC2292片外512KSRAM中运行程序,速度如何?
2008-5-20 23:12
- ZLG
- 1
- 1287
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
iostream.h无法找到?
2008-5-21 14:05
- 德州仪器MCU
- 8
- 3647
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
安捷伦和泰克示波器应该选谁?价格20K以下的。
2007-12-10 16:42
- 仪器仪表
- 16
- 3312
![](https://bbs.21ic.com/static/image/common/icon_quote_m_s.gif)
![](https://bbs.21ic.com/static/image/common/icon_quote_m_e.gif)
用QT Designer快速开发嵌入式系统gui
2007-4-27 10:27
- 嵌入式操作系统论坛
- 3
- 2539
![](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