|
|
1、华大的HC32L196，用的官方的gpio_deepsleep_wakeup例程，把LED功能屏蔽，只留一个按键唤醒，按键是10K上拉电阻到io。
2、直流电源直接给单片机供电3.3V，深度休眠电流39.6ua，但是官方例程里面写的是0.6ua，找不出原因。
/******************************************************************************
* Copyright (C) 2018, Huada Semiconductor Co.,Ltd All rights reserved.
*
* This software is owned and published by:
* Huada Semiconductor Co.,Ltd ("HDSC").
*
* BY DOWNLOADING, INSTALLING OR USING THIS SOFTWARE, YOU AGREE TO BE BOUND
* BY ALL THE TERMS AND CONDITIONS OF THIS AGREEMENT.
*
* This software contains source code for use with HDSC
* components. This software is licensed by HDSC to be adapted only
* for use in systems utilizing HDSC components. HDSC shall not be
* responsible for misuse or illegal use of this software for devices not
* supported herein. HDSC is providing this software "AS IS" and will
* not be responsible for issues arising from incorrect user implementation
* of the software.
*
* Disclaimer:
* HDSC MAKES NO WARRANTY, EXPRESS OR IMPLIED, ARISING BY LAW OR OTHERWISE,
* REGARDING THE SOFTWARE (INCLUDING ANY ACOOMPANYING WRITTEN MATERIALS),
* ITS PERFORMANCE OR SUITABILITY FOR YOUR INTENDED USE, INCLUDING,
* WITHOUT LIMITATION, THE IMPLIED WARRANTY OF MERCHANTABILITY, THE IMPLIED
* WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE OR USE, AND THE IMPLIED
* WARRANTY OF NONINFRINGEMENT.
* HDSC SHALL HAVE NO LIABILITY (WHETHER IN CONTRACT, WARRANTY, TORT,
* NEGLIGENCE OR OTHERWISE) FOR ANY DAMAGES WHATSOEVER (INCLUDING, WITHOUT
* LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS, BUSINESS INTERRUPTION,
* LOSS OF BUSINESS INFORMATION, OR OTHER PECUNIARY LOSS) ARISING FROM USE OR
* INABILITY TO USE THE SOFTWARE, INCLUDING, WITHOUT LIMITATION, ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL OR CONSEQUENTIAL DAMAGES OR LOSS OF DATA,
* SAVINGS OR PROFITS,
* EVEN IF Disclaimer HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
* YOU ASSUME ALL RESPONSIBILITIES FOR SELECTION OF THE SOFTWARE TO ACHIEVE YOUR
* INTENDED RESULTS, AND FOR THE INSTALLATION OF, USE OF, AND RESULTS OBTAINED
* FROM, THE SOFTWARE.
*
* This software may be replicated in part or whole for the licensed use,
* with the restriction that this Disclaimer and Copyright notice must be
* included with each copy of this software, whether used in part or whole,
* at all times.
*/
/******************************************************************************/
/** \file main.c
**
** A detailed description is available at
** @link Sample Group Some description @endlink
**
** - 2018-05-08 1.0 Lux First version for Device Driver Library of Module.
**
******************************************************************************/
/******************************************************************************
* Include files
******************************************************************************/
#include "gpio.h"
#include "lpm.h"
/******************************************************************************
* Local pre-processor symbols/macros ('#define')
******************************************************************************/
/******************************************************************************
* Global variable definitions (declared in header file with 'extern')
******************************************************************************/
/******************************************************************************
* Local type definitions ('typedef')
******************************************************************************/
/******************************************************************************
* Local function prototypes ('static')
******************************************************************************/
/******************************************************************************
* Local variable definitions ('static') *
******************************************************************************/
/******************************************************************************
* Local pre-processor symbols/macros ('#define')
******************************************************************************/
/*****************************************************************************
* Function implementation - global ('extern') and local ('static')
******************************************************************************/
static void App_LedInit(void);
static void App_UserKeyInit(void);
static void App_LowPowerModeGpioSet(void);
static void _UserKeyWait(void);
/**
******************************************************************************
** \brief Main function of project
**
** \return uint32_t return value, if needed
**
** This sample
**
******************************************************************************/
int32_t main(void)
{
///< LED 端口初始化
//App_LedInit();
///< KEY 端口初始化
App_UserKeyInit();
///< ===============================================
///< ============ 警告，警告，警告！！！=============
///< ===============================================
///< 本样例程序会进入深度休眠模式，因此以下两行代码起防护作用（防止进入深度
///< 休眠后芯片调试功能不能再次使用），
///< 在使用本样例时，禁止在没有唤醒机制的情况下删除以下两行代码。
delay1ms(2000);
_UserKeyWait(); ///< 等待按键按下后进入休眠模式
///< 配置Demo板上所有不使用的IO为高阻输入,避免端口漏电
App_LowPowerModeGpioSet();
///< 打开并配置按键端口为下降沿中断
Gpio_EnableIrq(STK_USER_PORT, STK_USER_PIN, GpioIrqFalling);
EnableNvic(PORTA_IRQn, IrqLevel3, TRUE);
///< 进入低功耗模式——深度休眠（使能唤醒后退出中断自动休眠特性）
Lpm_GotoDeepSleep(TRUE);
while(1)
{
;
}
}
///< PortA 中断服务函数
void PortA_IRQHandler(void)
{
if(TRUE == Gpio_GetIrqStatus(STK_USER_PORT, STK_USER_PIN))
{
///< LED点亮
//Gpio_SetIO(STK_LED_PORT, STK_LED_PIN);
delay1ms(2000);
///< LED关闭
//Gpio_ClrIO(STK_LED_PORT, STK_LED_PIN);
Gpio_ClearIrq(STK_USER_PORT, STK_USER_PIN);
}
}
static void _UserKeyWait(void)
{
while(1)
{
///< 检测电平(USER按键是否按下(低电平))
if(FALSE == Gpio_GetInputIO(STK_USER_PORT, STK_USER_PIN))
{
break;
}
else
{
continue;
}
}
}
static void App_LowPowerModeGpioSet(void)
{
///< 打开GPIO外设时钟门控
Sysctrl_SetPeripheralGate(SysctrlPeripheralGpio, TRUE);
//swd as gpio
Sysctrl_SetFunc(SysctrlSWDUseIOEn, TRUE);
///< 配置为数字端口
M0P_GPIO->PAADS = 0;
M0P_GPIO->PBADS = 0;
M0P_GPIO->PCADS = 0;
M0P_GPIO->PDADS = 0;
M0P_GPIO->PEADS = 0;
M0P_GPIO->PFADS = 0;
///< 配置为端口输入（除LED端口外）
M0P_GPIO->PADIR = 0XFFFF;
M0P_GPIO->PBDIR = 0XFFFF;
M0P_GPIO->PCDIR = 0XFFFF;
M0P_GPIO->PDDIR = 0XBFFF;
M0P_GPIO->PEDIR = 0XFFFF;
M0P_GPIO->PFDIR = 0XFFFF;
///< 输入下拉（除KEY端口以外）
M0P_GPIO->PAPD = 0xFF7F;
M0P_GPIO->PBPD = 0xFFFF;
M0P_GPIO->PCPD = 0xFFFF;
M0P_GPIO->PDPD = 0xFFFF;
M0P_GPIO->PEPD = 0xFFFF;
M0P_GPIO->PFPD = 0xFFFF;
///< 输入上拉（除KEY端口以外）
/*
M0P_GPIO->PAPU = 0xFF7F;//M0P_GPIO->PAPD = 0xFF7F;
M0P_GPIO->PBPU = 0xFFFF;
M0P_GPIO->PCPU = 0xFFFF;
M0P_GPIO->PDPU = 0xFFFF;
M0P_GPIO->PEPU = 0xFFFF;
M0P_GPIO->PFPU = 0xFFFF;
*/
}
static void App_UserKeyInit(void)
{
stc_gpio_cfg_t stcGpioCfg;
///< 打开GPIO外设时钟门控
Sysctrl_SetPeripheralGate(SysctrlPeripheralGpio, TRUE);
///< 端口方向配置->输入
stcGpioCfg.enDir = GpioDirIn;
///< 端口驱动能力配置->高驱动能力
stcGpioCfg.enDrv = GpioDrvL;
///< 端口上下拉配置->无
stcGpioCfg.enPu = GpioPuDisable;
stcGpioCfg.enPd = GpioPdDisable;
///< 端口开漏输出配置->开漏输出关闭
stcGpioCfg.enOD = GpioOdDisable;
///< 端口输入/输出值寄存器总线控制模式配置->AHB
stcGpioCfg.enCtrlMode = GpioAHB;
///< GPIO IO USER KEY初始化
Gpio_Init(STK_USER_PORT, STK_USER_PIN, &stcGpioCfg);
}
static void App_LedInit(void)
{
stc_gpio_cfg_t stcGpioCfg;
///< 打开GPIO外设时钟门控
Sysctrl_SetPeripheralGate(SysctrlPeripheralGpio, TRUE);
///< 端口方向配置->输出(其它参数与以上（输入）配置参数一致)
stcGpioCfg.enDir = GpioDirOut;
////< 端口上下拉配置->无
stcGpioCfg.enPu = GpioPuDisable;
stcGpioCfg.enPd = GpioPdDisable;
///< GPIO IO LED端口初始化
Gpio_Init(STK_LED_PORT, STK_LED_PIN, &stcGpioCfg);
///< LED关闭
Gpio_ClrIO(STK_LED_PORT, STK_LED_PIN);
}
/******************************************************************************
* EOF (not truncated)
******************************************************************************/
|
|
发表于 2022-4-18 13:04:52
楼主