bstanwell/ch32v20x-examples
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update 1.8

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This commit is contained in:
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/PWR/Standby_RAM_Mode/User/main.c
+15 -12
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@@ -4,21 +4,21 @@
* 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
when LV is not enabled in standby mode, RAM 2k and 30K low-power data holding routines:
This routine demonstrates writing data at the specified location of 2K RAM and 30K RAM,
and then WFI enters STANDBY sleep mode, through the PA0 (wakeup) pin Input high level
to exit standby mode, print RAM data after waking up, and test whether RAM is maintained
data.
*/
*when LV is not enabled in standby mode, RAM 2k and 30K low-power data holding routines:
*This routine demonstrates writing data at the specified location of 2K RAM and 30K RAM,
*and then WFI enters STANDBY sleep mode, through the PA0 (wakeup) pin Input high level
*to exit standby mode, print RAM data after waking up, and test whether RAM is maintained
*data.
*
*/
#include "debug.h"
@@ -116,8 +116,11 @@ int main(void)
GPIO_Init(GPIOE, &GPIO_InitStructure);
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
SystemCoreClockUpdate();
Delay_Init();
USART_Printf_Init(115200);
printf("SystemClk:%d\r\n", SystemCoreClock);
printf( "ChipID:%08x\r\n", DBGMCU_GetCHIPID() );
RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR, ENABLE);