这是关于用51单片机进行软件定时中断的程序，主芯片是51-This is on the use of 51 single-chip microcomputer software program interrupted from time to time, the main chip is 51

STM32F103标准库函数版本C程序，包含工程模板、跑马灯、按键、串口、定时器、外部中断、TFT显示等常用程序，非常好用，适合工程开发人员和STM32单片机学习人员。-Revision C standard library functions STM32F103 program, including project templates, marquees, keys, serial, timers, external interrupts, TFT display and other comm

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