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拆了个华夏支付的pos机,居然用的是EFM32,挪威的片子
2017-9-2 10:44
- 侃单片机论坛
- 34
- 53053
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如何消除变频器对中间继电器的干扰!
2008-1-31 16:13
- 工控、机电一体化
- 7
- 4367
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请教各位大虾宽带宽信号的光耦都有哪些阿
2008-4-1 15:43
- EDA 技术
- 3
- 2015
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以太网CP2200转串口
2007-10-26 17:04
- 侃单片机论坛
- 5
- 2494
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进口的光电编码器要300一个,唉
2007-10-18 10:55
- 仪器仪表
- 1
- 1963
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关于C8051F020中交叉开关
2013-4-19 13:18
- 侃单片机论坛
- 17
- 5210
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用STC单片机PCA做脉宽采集,为什么只能采集一路?
2007-10-8 15:21
- 侃单片机论坛
- 2
- 4072
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请问串口通讯,用PC817隔离,最大的波特率是多是?谢谢
2007-10-10 17:28
- 侃单片机论坛
- 15
- 8221
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I2C总线隔离
2007-9-26 13:36
- 侃单片机论坛
- 4
- 2542
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求助:c8051f060两路ADC的差分输入模式
2007-9-18 20:03
- 侃单片机论坛
- 5
- 3905
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请教可以输入5A电流的运放型号
2007-8-4 21:04
- 模拟技术论坛
- 49
- 7669
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产品开发,寻硬件开发商
2007-7-19 16:30
- EDA 技术
- 4
- 2456
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那里有TLP521-1和PC817的中文资料
2010-4-27 14:33
- 仪器仪表
- 5
- 3272
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请各位推荐一款直流电机驱动芯片
2007-9-26 16:09
- IC产业论坛
- 3
- 1548
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CP2102芯片的资料
2007-8-29 16:30
- USB技术专区
- 8
- 3459
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请教:单相的固态继电器耐压有超过600VDC的吗?
2007-6-12 16:41
- 电源技术
- 2
- 2586
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推荐一款8Kbyte 256Byte的MCU,要求如下:
2007-6-14 14:19
- 侃单片机论坛
- 11
- 2927
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请教:直流电机伺服控制
2007-6-23 08:16
- 工控、机电一体化
- 10
- 2485
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2
3
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