bstanwell/ch32v20x-examples
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update 1.8

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qiyongshuang
2023-09-06 10:08:11 +08:00
parent b79c6ac80d
commit 64be955461
760 changed files with 42517 additions and 30957 deletions
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EVT/EXAM/TIM/TIM_DMA/User/main.c
+12 -10
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@@ -4,19 +4,19 @@
* Version : V1.0.0
* Date : 2021/06/06
* Description : Main program body.
*********************************************************************************
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
* Attention: This software (modified or not) and binary are used for
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
*******************************************************************************/
*********************************************************************************
* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
* Attention: This software (modified or not) and binary are used for
* microcontroller manufactured by Nanjing Qinheng Microelectronics.
*******************************************************************************/
/*
*@Note
Timer DMA routines:
TIM1_CH1(PA8)
This example demonstrates using DMA to output PWM through TIM1_CH1(PA8) pin.
*/
*Timer DMA routines:
*TIM1_CH1(PA8)
*This example demonstrates using DMA to output PWM through TIM1_CH1(PA8) pin.
*
*/
#include "debug.h"
@@ -112,8 +112,10 @@ void TIM1_DMA_Init(DMA_Channel_TypeDef *DMA_CHx, u32 ppadr, u32 memadr, u16 bufs
*/
int main(void)
{
SystemCoreClockUpdate();
USART_Printf_Init(115200);
printf("SystemClk:%d\r\n", SystemCoreClock);
printf( "ChipID:%08x\r\n", DBGMCU_GetCHIPID() );
TIM1_PWMOut_Init(100, 48000 - 1, pbuf[0]);
TIM1_DMA_Init(DMA1_Channel5, (u32)TIM1_CH1CVR_ADDRESS, (u32)pbuf, 3);