STM32F103芯片标准例程-寄存器版本，包含有：工程模板、跑马灯、串口、外部中断、PWM输出、ADC等基础例程，适合初学者或作为工程参考。-STM32F103 chip standard routines- register version includes: project templates, marquees, serial port, external interrupts, PWM output, ADC and other basic routines for beginners

STM32 简单的串口通信程序，并没有用中断模式，简单的stm32f103串口程序。-STM32 simple serial communication procedures, and no use of interrupt mode, a simple STM32F103 serial procedures.