87 lines
2.0 KiB
C
87 lines
2.0 KiB
C
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/* Scheduler include files. */
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#include "FreeRTOS.h"
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#include "task.h"
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#include "semphr.h"
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/* Standard demo includes. */
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#include "TimerDemo.h"
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#include "QueueOverwrite.h"
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#include "EventGroupsDemo.h"
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#include "IntSemTest.h"
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#include "TaskNotify.h"
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#include "MAIN.h"
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#include "lwipopts.h"
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#include "common.h"
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#ifndef PICO_DEFAULT_LED_PIN
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#warning pio/hello_pio example requires a board with a regular LED
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#define PICO_DEFAULT_LED_PIN 25
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#endif
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void Led_Blinky(void *pvParameters)
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{
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(void)pvParameters;
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const uint LED_PIN = PICO_DEFAULT_LED_PIN;
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gpio_init(LED_PIN);
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gpio_set_dir(LED_PIN, GPIO_OUT);
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_printTaskStackHighWaterMark();
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while (1) {
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vTaskDelay(pdMS_TO_TICKS(500));
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gpio_put(LED_PIN, 1);
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vTaskDelay(pdMS_TO_TICKS(500));
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gpio_put(LED_PIN, 0);
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_printTaskStackHighWaterMark();
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}
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}
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void Read_Onboard_Temperature(void *pvParameters)
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{
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(void)pvParameters;
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adc_init();
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adc_set_temp_sensor_enabled(true);
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adc_select_input(4); // Input 4 is the onboard temperature sensor.
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//_printTaskStackHighWaterMark();
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while (1) {
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const float conversionFactor = 3.3f / (1 << 12);
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float adc = (float)adc_read() * conversionFactor;
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float tempC = 27.0f - (adc - 0.706f) / 0.001721f;
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printf("Onboard temperature %.02f°C %.02f°F\n", tempC, (tempC * 9 / 5 + 32));
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//_printTaskStackHighWaterMark();
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vTaskDelay(pdMS_TO_TICKS(3000)); // 非阻塞延时
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}
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}
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int main(void)
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{
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stdio_init_all();
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sleep_ms(1000);
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//set_sys_clock_khz(250000, true);
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BaseType_t xReturned;
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TaskHandle_t Led_Blinky_xHandle = NULL;
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// 板载LED闪烁
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xReturned = xTaskCreate(Led_Blinky, "Blinky task", 512, NULL, tskIDLE_PRIORITY, &Led_Blinky_xHandle);
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if (xReturned == errCOULD_NOT_ALLOCATE_REQUIRED_MEMORY)
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{
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printf("Blinky Task Error!");
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}
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vTaskStartScheduler();
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return 0;
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}
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