#include "SWM341.h" #include "vcom_serial.h" int main(void) { uint32_t i=0; SystemInit(); VCOM_Init(); USBD_Open(); GPIO_Init(GPIOA, PIN5, 1, 0, 0, 0); while(1==1) { VCOM_TransferData(); if(++i%1000000 == 0) GPIO_InvBit(GPIOA, PIN5); } }