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参考：STM32的PWM输入模式设置并用DMA接收数据Input capture modeThe input stage samples the corresponding TIx input to generate a filtered signal TIxF.Then, an edge dete... 阅读全文
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Bits 15:13 Reserved, must be kept at reset value.Bits 12:8 DBL[4:0]: DMA burst lengthThis 5-bit vector defines the number of DMA transfers(the timer d... 阅读全文
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1 Debug Interface Overview1.1 Serial Wire DebugSerial Wire Debug (SWD) is a two-wire protocol for accessing the ARM debug interface.It is part ofthe A... 阅读全文
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详解SPI中的极性CPOL和相位CPHASPI由于接口相对简单（只需要4根线），用途算是比较广泛，主要应用在 EEPROM，FLASH，实时时钟，AD转换器，还有数字信号处理器和数字信号解码器之间。即一个SPI的Master通过SPI与一个从设备，即上述的那些Flash，ADC等，进行通讯。而主从设... 阅读全文
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TimingTool - The Timing DiagramTimingTool is designed to give electronics engineers an easy to use graphical interface for enteringand editing timing ... 阅读全文
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LPC-Link 2is an extensible, stand-alone debug adapter that can be configured to support various development toolsand IDEs by downloadable firmwares.Av... 阅读全文
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SWD and JTAG selection mechanismSWJ-DP enables either an SWD or JTAG protocol to be used on the debug port.To do this, it implements a watcher circuit... 阅读全文
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The BGND interface provides the standard 6 pin connection for the single wire BGND signal type development port.Target types that apply this developme... 阅读全文