auditing-freebsd_21

基于STM32的DSPIC芯片的步进电机驱动，意法官方库。(DSPIC based on the STM32 chip stepper motor driver, STMicroelectronics official repository.)

说明：  一个普通的测量信号频率，主要计算频率计算频率是计算频率(signal frequency)

利用STM32的ADC1通道0来采样外部电压值，并在TFTLCD模块上显示出来。实现一个简单的电压表的功能。(ADC1 channel 0 using the STM32 to sample an external voltage, and displayed on TFTLCD module. Implement a simple function of the voltmeter.)

使用MB95F636单片机开发的直流无刷无感电机的驱动源程序,BLDC.(Use MB95F636 MCU development Brushless DC motor drive source, BLDC.)

用控制台程序倒着输出九九乘法表；输出结果按下图所示： 1*9=9 2*9=18 3*9=27 4*9=36 5*9=45 6*9=54 7*9=63 8*9=72 9*9=81 …… 1*3=3 2*3=6 3*3=9 1*2=2 2*2=4 1*1=1 ( 1*9=9 2*9=18 3*9=27 4*9=36 5*9=45 6*9=54 7*9=63 8*9=72 9*9=81 …… 1*3=3 2*3=6 3*3=9 1*2=2 2*2=4 1*1=1 )

STM32F10系列单片机的IAP程序，实现远程升级(STM32F10 MCU IAP program and remotely upgrade)

说明：  基于SRM32F407实现了FLASH模拟EEPROM实验(Realization of FLASH simulation EEPROM experiment based on SRM 32F407)

PWM LED driver data - see drivers leds leds-pwm.c.

三相电压型逆变器仿真 双闭环控制 电流内环电压外环(three phsae convertor three phsae convertor three phsae convertor three phsae convertor )

说明：  本程序可实现基于51单片机的电子秤数据采集、滤波、显示功能。 称重范围：0-1000g 分辨率： 0.1g 测试精度：0.2g 设计架构：采用弹性悬臂梁贴应变片的传感器结构，应变片采用全桥连接。电桥输出经AD芯片发送给微处理器，微处理器经过数据处理后显示。(This program can realize the functions of data acquisition, filtering and display of electronic scale based on 51 single chip computer. Weighing range: 0-1000g Resolution: 0.1g Testing accuracy: 0.2g Design framework: The sensor structure of elastic cantilever beam with strain gauge is adopted, and the strain gauge is connected by full bridge. The output of the bridge is sent to the microprocessor by AD chip, and the microprocessor is displayed after data processing.)