39 lines
975 B
C
39 lines
975 B
C
/*
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* Copyright (c) 2006-2022, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2022-02-22 airm2m first version
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*/
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#include <rtthread.h>
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#include <rtdevice.h>
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#include <board.h>
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/* defined the LED0 pin: PB2 */
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#define LED0_PIN GET_PIN(B, 2)
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int main(void)
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{
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RCC_ClocksTypeDef clocks;
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RCC_GetClocksFreq(&clocks);
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rt_kprintf("SYSCLK: %dMhz, \nHCLK: %dMhz, \nPCLK1: %dMhz, \nPCLK2: %dMhz, \nADCCLK: %dMhz\n",
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clocks.SYSCLK_Frequency / 1000000, clocks.HCLK_Frequency / 1000000,
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clocks.PCLK1_Frequency / 1000000, clocks.PCLK2_Frequency / 1000000, clocks.ADCCLK_Frequency / 1000000);
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/* set LED0 pin mode to output */
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rt_pin_mode(LED0_PIN, PIN_MODE_OUTPUT);
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while (1)
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{
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rt_pin_write(LED0_PIN, PIN_HIGH);
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rt_thread_mdelay(500);
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rt_pin_write(LED0_PIN, PIN_LOW);
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rt_thread_mdelay(500);
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}
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}
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