From ee3c90168f81ce19529904d80f9c9de4fed23bb8 Mon Sep 17 00:00:00 2001
From: jinlicong <493886250@qq.com>
Date: Tue, 30 Apr 2024 16:30:45 +0800
Subject: [PATCH] 继续完善
---
HARDWARE/DMA/DMA.c | 85 ------------------------------------------
1 files changed, 0 insertions(+), 85 deletions(-)
diff --git a/HARDWARE/DMA/DMA.c b/HARDWARE/DMA/DMA.c
index 6741be9..b4a5f7e 100644
--- a/HARDWARE/DMA/DMA.c
+++ b/HARDWARE/DMA/DMA.c
@@ -1,86 +1 @@
-
-/******************************************************************************
- * Copyright (C) 2014-2015 HangZhou SiZhu Co.,LTD.
- *
- *-----------------------------------------------------------------------------
- * File: DMA.c
- * Description: initialize DMA config code
- * Author: Lishoujian (867693272@qq.com)
- * Date: Jan 8, 2015
- *****************************************************************************/
-
-/* ----------------------- Platform includes --------------------------------*/
#include "dma.h"
-#include "stm32f10x_rcc.h"
-
-
-uint16 SendBuff[1000];
-
-/******************************************
- * func: DMA_Configuration
- * desc: Initialize DMA
- * input: none
- * output: none
- * return: none
- *****************************************/
-
-void DMA_Configuration(void)
-{
- DMA_InitTypeDef DMA_InitStructure;
- ADC_InitTypeDef ADC_InitStructure;
- GPIO_InitTypeDef GPIO_InitStructure;
-
- RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE); //Enable DMA
-
- DMA_InitStructure.DMA_PeripheralBaseAddr = (u32)&ADC1->DR; //DMA peripheral base address
- DMA_InitStructure.DMA_MemoryBaseAddr = (u32)SendBuff; //DMA memory base address
- DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
- DMA_InitStructure.DMA_BufferSize = DMA_bufsize; //DMA send buffer size
- DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
- DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable;
- DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord;
- DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord;
- DMA_InitStructure.DMA_Mode = DMA_Mode_Circular;
- DMA_InitStructure.DMA_Priority = DMA_Priority_VeryHigh;
- DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
- DMA_Init(DMA1_Channel1, &DMA_InitStructure);
-
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB | RCC_APB2Periph_GPIOE |RCC_APB2Periph_ADC1, ENABLE);//enbale adc channel clock
-
- RCC_ADCCLKConfig(RCC_PCLK2_Div4);//72M /6 = 12M ;adc max sample frequence <= 14MHZ
-
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;//
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
- GPIO_Init(GPIOB, &GPIO_InitStructure);
-
- GPIO_InitStructure.GPIO_Pin =GPIO_Pin_9; //power
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; //�������
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; //IO���ٶ�Ϊ50MHz
- GPIO_Init(GPIOE, &GPIO_InitStructure);
- GPIO_SetBits(GPIOE,GPIO_Pin_9);
-
-
- ADC_DeInit(ADC1);//reset adc1
-
- ADC_InitStructure.ADC_Mode = ADC_Mode_Independent; //ADC1 work mode:independent
- ADC_InitStructure.ADC_ScanConvMode = DISABLE; //single channel mode
- ADC_InitStructure.ADC_ContinuousConvMode = ENABLE; //
- ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None; //triggered by software
- ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; //ADC data align right
- ADC_InitStructure.ADC_NbrOfChannel = 1;
- ADC_Init(ADC1, &ADC_InitStructure);//init adc1 register
-
- ADC_DMACmd(ADC1, ENABLE);
-
- ADC_Cmd(ADC1, ENABLE);//enbale adc1
-
- ADC_ResetCalibration(ADC1);//reset & calibrate adc1
-
- while(ADC_GetResetCalibrationStatus(ADC1));//waiting for ending
-
- ADC_StartCalibration(ADC1);//open calibrating adc1
-
- while(ADC_GetCalibrationStatus(ADC1));//waiting for ending
-
- ADC_RegularChannelConfig(ADC1, 9, 1, ADC_SampleTime_1Cycles5 );
-}
--
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