PMSM_control(1)

说明：  采用STC15W402单片机控制的电路及源程序，已批量生产；(The circuit and source program controlled by stc15w402 single chip microcomputer have been mass produced;)

本文件是通过keil软件调试通过的DHT11湿度传感器程序代码(This document is a debugging program code DHT11 by keil software)

NRF82532看门狗程序，能很好的保证单片机系统正常工作，性能十分可靠。(The NRF82532 watchdog program can ensure the normal operation of the single chip microcomputer system and its performance is very reliable.)

emv chip reader writer

脉冲计数器，用c语言实现，并将计数结果用led显示出来。(Pulse counter, using c language, and count the results with the led display.)

51单片机片上串口控制GPRS模块。用KEIL 软件调试成功。(51 MCU on-chip serial port to control the GPRS module. KEIL software debugging success.)

电子设备的接触不良原因分析，分析的很深刻。(Electronic equipment is bad cause analysis, very deep.)

利用0832以及8255等控制小直流电机的转速，实现高速，低速等转换(0832 and 8255, such as the use of a small DC motor speed control, high-speed, low-speed conversion, etc.)

触摸芯片讲解使用和应用原理讲解触摸芯片使用规则(Touch to explain the use and application of the principle chips)

A padder that adds the padding according to the scheme referenced in ISO 7814-4 - scheme 2 from ISO 9797-1. The first byte is 0x80, rest is 0x00.