drawing

这段代码包括了基于STM32对简单小车的循迹壁障以及L298N的驱动。并对其中关键部分进行了注释。(This code includes a simple car-based STM32 tracking barrier and L298N driver. And one of the key parts of the notes.)

Himax LCD Initialization code

基于STM32f103控制HX711和LCD实现的电子秤，软件已调试成功，称重比较准确(Based STM32f103 control the HX711 and LCD electronic scale implementation, the software has debugging success, weighing more accurate)

基于正点原子stm32的频谱 a1读取ad信号显示(Punctuality atomic spectrum based stm32 a1 read signal display ad)

说明：  古老电子荧光管做的数字钟，可以调时间。整点闹钟。(Electronic fluorescent tubes to do the old digital clock, you can transfer time. The whole point of alarm.)

液晶240*128驱动 用的是PIC单片机 但是可以改 51单片机 里面驱动都一样 就是 拿过来就可以用 (LCD 240* 128 drive using a PIC microcontroller, but can be changed inside the microcomputer 51 is to take over the same driver can be used)

三相电流表源程序 基于CS5460a 485通讯 遵循mudbus协议 测试成功(Three-phase ammeter source based CS5460a 485 communications follow mudbus protocol test )

英飞凌dave入门学习指南，该文件图文并茂(Infineon Dave entry tutorial files with pictures。)

51单片机考勤系统下位机程序，可以配合上位机软件实现考勤功能，将hex文件下载到51单片机即可使用(51 MCU control procedures can be achieved with the PC software attendance function, the hex file into the microcontroller 51 can be used)

说明：  用4*4矩阵键盘给液晶1602送四位数，其中第四行按键设置为功能键，按键显示可调对应位的数字(With 4* 4 matrix keyboard to send the four-digit LCD 1602, the fourth line of buttons is set to function keys, adjustable button displays the corresponding number of bits)