ChibiOS/RT移植到STM32F407

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下载源码

找到STM32F407的demos程序（chibios\demos\STM32\RT-STM32F407-DISCOVERY）

/* * This is a periodic thread that does absolutely nothing except flashing * a LED. */static THD_WORKING_AREA(waThread1, 128);static THD_FUNCTION(Thread1, arg) {  (void)arg;  chRegSetThreadName("blinker");  while (true) {    palSetPad(GPIOD, GPIOD_LED3);       /* Orange.  根据个人开发板配置*/    chThdSleepMilliseconds(500);    palClearPad(GPIOD, GPIOD_LED3);     /* Orange.  */    chThdSleepMilliseconds(500);  }}/* * Application entry point. */int main(void) {  /*   * System initializations.   * - HAL initialization, this also initializes the configured device drivers   *   and performs the board-specific initializations.   * - Kernel initialization, the main() function becomes a thread and the   *   RTOS is active.   */  halInit();  chSysInit();  /*   * Activates the serial driver 2 using the driver default configuration.   * PA2(TX) and PA3(RX) are routed to USART2.   */  sdStart(&SD2, NULL); //SD2，代表UART2  palSetPadMode(GPIOA, 2, PAL_MODE_ALTERNATE(7)); //UART TX  palSetPadMode(GPIOA, 3, PAL_MODE_ALTERNATE(7)); //UART RX  /*   * Creates the example thread. 创建线程   */  chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);  /*   * Normal main() thread activity, in this demo it does nothing except   * sleeping in a loop and check the button state.   */  while (true) {    if (palReadPad(GPIOA, GPIOA_BUTTON))      TestThread(&SD2);    chThdSleepMilliseconds(500);  }}

使用烧写工具烧写。效果是串口不断打印TestThread中的信息，LED不断闪烁