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PwMcontrol
- 51系列单片机输出PWM的两种方法 ，对精度要求不高的场合，非常实用。采用了高速光隔（6N137）输出，并将PWM的信号倒相-control
51MCUoutputPWMofthetwomethods
- 51系列单片机无PWM输出功能，可以采用定时器配合软件的方法输出。对精度要求不高的场合，非常实用。电路图见图一，采用了高速光隔（6N137）输出，并将PWM的信号倒相。-51 series no PWM output, the timer can be used with the software, the method output. On occasions, less precision, very practical. Circuit shown in Figure 1, using h
6N137
- 内容是关于6N137光耦的详细资料,英文原版的.-WU
6N137
- 6N137 高速光耦隔离芯片 应用于各种需要隔离场合-6N137 optocoupler isolated high-speed chips in a variety of situations need to be isolated
89C51PWM
- 51系列单片机无PWM输出功能，可以采用定时器配合软件的方法输出。对精度要求不高的场合，非常实用。电路图见图一，采用了高速光隔（6N137）输出，并将PWM的信号倒相。 -51 series microcontroller no PWM output function, can be used with the method of software timer output. On the occasion of the precision requirement is not high,
2
- VB与串行通信编程实例：单片机采用了51单片机，多机通信中采用了利SM2来区分是数据还是地址，效果还可以。其中RS485部分采用了隔离转换电路，采用高速光耦6N137-VB and serial communication programming examples: single-chip microcontroller with a 51, multi-machine communication using Lee SM2 to distinguish the data or address,
2100
- VB与串行通信编程实例：单片机采用了51单片机，多机通信中采用了利SM2来区分是数据还是地址，效果还可以。其中RS485部分采用了隔离转换电路，采用高速光耦6N137-VB and serial communication programming examples: single-chip microcontroller with a 51, multi-machine communication using Lee SM2 to distinguish the data or address,
2100
- VB与串行通信编程实例：单片机采用了51单片机，多机通信中采用了利SM2来区分是数据还是地址，效果还可以。其中RS485部分采用了隔离转换电路，采用高速光耦6N137-VB and serial communication programming examples: single-chip microcontroller with a 51, multi-machine communication using Lee SM2 to distinguish the data or address,
RS485
- RS485通信的典型电路,采用光耦隔离，芯片为6N137-Typical circuit 485 communication circuit, optical isolation, chip 6N137