|
|
單片機源程序如下:
- #include "stm32f10x_adc.h"
- #include "delay.h"
- #include "sys.h"
- #include "usart.h"
- #include "led.h"
- #include "lcd1602.h"
- #include "adc.h"
- #include "dht11.h"
- #include "n25q128a.h"
- char temperature;
- char humidity;
- //u8 spi_buf[4096];
- u16 adcx;
- int NTC_temp;
- float adc_volt;
- u8 adc_str[10];
- u8 tmp[10];
- u8 hum[10];
- extern u16 dly_100ms;
- u16 last_100ms;
- int main(void)
- {
- delay_init();
- NVIC_Configuration();
- uart_init(9600);
- GPIO_Configuration();
- LED_Init();
- Adc_Init(); //ADC???
- //N25QXX_Init();
- delay_ms(500);
- LCD1602_Init();
- DHT11_Init();
- LCD1602_Show_Str(0, 0, "TMP:");
- LCD1602_Show_Str(0, 1, "HUM:");
- LED0 = 1;
- LED1 = 0;
- // adcx = N25QXX_ReadID();
- // while(adcx!=N25Q128)
- // {
- // adcx = N25QXX_ReadID();
- // delay_ms(500);
- // LED0=!LED0; //DS0??
- // }
- // N25QXX_Read(spi_buf,0,sizeof(spi_buf));
- while(1)
- {
- if(dly_100ms%30==0)
- {
- dly_100ms++;
- DHT11_Read_Data(&temperature,&humidity); //讀取溫濕度值
- if(temperature>=0&&temperature<100)
- {
- tmp[0]=' ';
- tmp[1]=(u8)(temperature/10)+0x30;
- tmp[2]=(u8)(temperature%10)+0x30;
- tmp[3]=0xdf;
- tmp[4]='C';
- tmp[5]='\0';
- }
- else
- {
- temperature = 0-temperature;
- tmp[0]='-';
- tmp[1]=(u8)(temperature/10)+0x30;
- tmp[2]=(u8)(temperature%10)+0x30;
- tmp[3]=0xdf;
- tmp[4]='C';
- tmp[5]='\0';
- }
- hum[0]=' ';
- hum[1]=(u8)(humidity/10)+0x30;
- hum[2]=(u8)(humidity%10)+0x30;
- hum[3]=' ';
- hum[4]='%';
- hum[5]='\0';
- LCD1602_Show_Str(4, 0, tmp);
- LCD1602_Show_Str(4, 1, hum);
- }
- if(dly_100ms%3==0)
- {
- dly_100ms++;
- adcx=Get_Adc_Average(ADC_Channel_5,50);
- adc_volt = adcx *1598.0/1988;
- adcx = (int)(adc_volt+0.5);//四舍五入
- adc_str[0] =(u8)(adcx/1000)+0x30;
- adcx = adcx%1000;
- adc_str[1] =(u8)(adcx/100)+0x30;
- adcx = adcx%100;
- adc_str[2] =(u8)(adcx/10)+0x30;
- adcx = adcx%10;
- adc_str[3] =(u8)(adcx)+0x30;
- adc_str[4] ='m';
- adc_str[5] ='V';
- adc_str[6] ='\0';
- LCD1602_Show_Str(10, 1, adc_str);
- LED0 ^= 1;
- LED1 ^= 1;
-
- NTC_temp = NTC_get_temp();
- if(NTC_temp>=0)
- {
- adc_str[0] =(u8)(NTC_temp/100)+0x30;
- if(adc_str[0]==0x30)
- adc_str[0] = ' ';
- NTC_temp = NTC_temp%100;
- adc_str[1] =(u8)(NTC_temp/10)+0x30;
- if(adc_str[0]==' '&&adc_str[1]==0x30)
- adc_str[1] = ' ';
- NTC_temp = NTC_temp%10;
- adc_str[2] =(u8)(NTC_temp)+0x30;
- adc_str[3] =0xdf;
- adc_str[4] ='C';
- adc_str[5] ='\0';
- }
- //LCD1602_Show_Str(11, 0, adc_str);
- }
- }
- }
所有資料51hei提供下載:
STM32F103溫濕度傳感器DHT11程序.7z
(203.05 KB, 下載次數: 43)
2020-2-3 23:09 上傳
點擊文件名下載附件
嵌入式終結版.zip
(1.05 MB, 下載次數: 40)
2020-2-3 22:59 上傳
點擊文件名下載附件
|
評分
-
查看全部評分
|
