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#include "bsp-lcd1602.h"
void LCD1602_GPIO_Config(void)
{
RCC_APB2PeriphClockCmd(LCD1602_CLK, ENABLE);
GPIO_InitTypeDef LCD1602_GPIOStruct;
LCD1602_GPIOStruct.GPIO_Mode = GPIO_Mode_Out_PP;
LCD1602_GPIOStruct.GPIO_Speed = GPIO_Speed_10MHz;
LCD1602_GPIOStruct.GPIO_Pin = LCD1602_E | LCD1602_RS | LCD1602_RW ;
GPIO_Init(LCD1602_GPIO_PORT,&LCD1602_GPIOStruct);
LCD1602_GPIOStruct.GPIO_Mode = GPIO_Mode_Out_OD;
LCD1602_GPIOStruct.GPIO_Pin = DB0 | DB1 | DB2 |DB3 | DB4 | DB5|
DB6 | DB7 ; //設(shè)置為開漏輸出
GPIO_Init(LCD1602_GPIO_PORT,&LCD1602_GPIOStruct);
}
void LCD1602_WaitReady(void) //檢測(cè)忙狀態(tài)
{
uint8_t sta;
GPIOB->ODR =0x00FF;
RSO(0);
RWO(1);
EO(1);
SysTick_Delay_Us(1);
do{
sta=GPIO_ReadInputDataBit(LCD1602_GPIO_PORT,GPIO_Pin_7);
EO(0);
}while(sta);
}
void LCD1602_WriteCmd(uint8_t cmd) //寫指令
{
LCD1602_WaitReady();
RSO(0);
RWO(0);
EO(0);
SysTick_Delay_Us(1);
EO(1);
LCD1602_GPIO_PORT->ODR &= (cmd|0xFF00);
EO(0);
SysTick_Delay_Us(400);
}
void LCD1602_WriteDat(uint8_t dat) //寫數(shù)據(jù)
{
LCD1602_WaitReady();
RSO(1);
RWO(0);
SysTick_Delay_Us(30);
EO(1);
LCD1602_GPIO_PORT->ODR &=(dat|0xFF00);
EO(0);
SysTick_Delay_Us(400);
}
void LCD1602_SetCursor(uint8_t x, uint8_t y)
{
uint8_t addr;
if (y == 0) //由輸入的屏幕坐標(biāo)計(jì)算顯示RAM的地址
addr = 0x00 + x; //第一行字符地址從0x00起始
else
addr = 0x40 + x; //第二行字符地址從0x40起始
LCD1602_WriteCmd(addr|0x80); //設(shè)置RAM地址
}
void LCD1602_ShowStr(uint8_t x, uint8_t y, uint8_t *str, uint8_t len)
{
LCD1602_SetCursor(x, y); //設(shè)置起始地址
while (len--) //連續(xù)寫入len個(gè)字符數(shù)據(jù)
{
LCD1602_WriteDat(*str++);
}
}
//??1???
//x,y :????
//num:??(0~99)
//-----------------------------*/
void LCD_ShowNum(uint8_t x, uint8_t y,uint8_t num)
{
LCD1602_SetCursor(x, y); //設(shè)置起始地址
LCD_ShowChar(x,y,num+'0');
}
void LCD_ShowChar(uint8_t x, uint8_t y,uint8_t dat)
{
LCD1602_SetCursor(x, y); //設(shè)置起始地址
LCD1602_WriteDat(dat);
}
void LCD1602_Init(void)
{
LCD1602_GPIO_Config(); //開啟GPIO口
LCD1602_WriteCmd(0X38); //16*2顯示，5*7點(diǎn)陣，8位數(shù)據(jù)接口
LCD1602_WriteCmd(0x0C); //顯示器開，光標(biāo)關(guān)閉
LCD1602_WriteCmd(0x06); //文字不動(dòng)，地址自動(dòng)+1
LCD1602_WriteCmd(0x01); //清屏
}

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#include "adc.h"
void ADC1_GPIO_Config(void){
GPIO_InitTypeDef GPIO_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_ADC1, ENABLE); //使能ADC1，GPIOC時(shí)鐘
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1; //
//GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;//為什么沒有配置這個(gè)？？？？
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; //模擬輸入
GPIO_Init(GPIOA, &GPIO_InitStructure); //初始化PA1
}
void ADC_Config(void)
{
ADC_InitTypeDef ADC_InitStructure;//ADC結(jié)構(gòu)體變量//注意在一個(gè)語句快內(nèi)變量的聲明要放在可執(zhí)行語句的前面，否則出錯(cuò)，因此要放在ADC1_GPIO_Config();前面
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;//ADC1和ADC2工作在獨(dú)立模式
ADC_InitStructure.ADC_ScanConvMode = DISABLE; //使能掃描
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;//ADC轉(zhuǎn)換工作在連續(xù)模式
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;//由軟件控制轉(zhuǎn)換,不使用外部觸發(fā)
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;//轉(zhuǎn)換數(shù)據(jù)右對(duì)齊
ADC_InitStructure.ADC_NbrOfChannel = 1;//轉(zhuǎn)換通道為1
ADC_Init(ADC1, &ADC_InitStructure); //初始化ADC
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_55Cycles5);
//ADC1選擇信道14,音序等級(jí)1,采樣時(shí)間55.5個(gè)周期
// ADC_DMACmd(ADC1, ENABLE);//使能ADC1模塊DMA
ADC_Cmd(ADC1, ENABLE);//使能ADC1
ADC_ITConfig(ADC1, ADC_IT_EOC, ENABLE);
ADC_SoftwareStartConvCmd(ADC1, ENABLE);
// ADC_ResetCalibration(ADC1); //重置.（復(fù)位）.ADC1校準(zhǔn)寄存器
// while(ADC_GetResetCalibrationStatus(ADC1));//等待ADC1校準(zhǔn)重置完成
// ADC_StartCalibration(ADC1);//開始ADC1校準(zhǔn)
// while(ADC_GetCalibrationStatus(ADC1));//等待ADC1校準(zhǔn)完成
// ADC_SoftwareStartConvCmd(ADC1, ENABLE); //使能ADC1軟件開始轉(zhuǎn)換
}

復(fù)制代碼