这是STM32F103RBT6u单片机基于库函数V3.5产生PWM信号，及互补PWM信号的程序，普通PWM信号是用TIM3产生，一共四路，对应引脚是PA6，PA7，PB0，PB1，互补PWM信号由TIM1产生，共三路，对应引脚PA8-PB13，PA9-PB14，PA10-PB15. 另外还有ADC，对应PA0，PA1，PA2，PA3。- base on stm32, develop DCDC converter,here is a programe for you

STM32F103 单片机基于库函数V3.5产生PWM信号，及互补PWM信号的程序，ADC，对应PA0，PA1，PA2，PA3 形成反馈回路 调节频率和占空比- base on stm32, develop DCDC converter,here is a programe for you

显示模块通讯源码，C语言开发。应用于stm32 ARM 单片机-Display module communication source code, C language development. Applied stm32 ARM microcontroller

反射式血氧（SPO2）计算，包括基线滤波，脉搏波特征点提取，R值计算，可移植到单片机（STM32）-Reflective oximetry (SPO2) calculations, including baseline filtering, pulse wave feature point extraction, R value calculation, can be transplanted to the microcontroller (STM32)