I2C LCD DHT22
Dependencies: DS3231 RHT03 TextLCD mbed
Fork of I2C-LCD by
main.cpp@1:d53d1404028c, 2015-04-28 (annotated)
- Committer:
- fookies
- Date:
- Tue Apr 28 06:28:57 2015 +0000
- Revision:
- 1:d53d1404028c
- Parent:
- 0:376d7a150177
thanawat
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
oscarvzfz | 0:376d7a150177 | 1 | #include "mbed.h" |
oscarvzfz | 0:376d7a150177 | 2 | #include "TextLCD.h" |
fookies | 1:d53d1404028c | 3 | #include "DS3231.h" |
fookies | 1:d53d1404028c | 4 | #include "RHT03.h" |
oscarvzfz | 0:376d7a150177 | 5 | //Incluye resistencias de 2.2K en los pines de i2c a 3.3 |
oscarvzfz | 0:376d7a150177 | 6 | |
oscarvzfz | 0:376d7a150177 | 7 | |
oscarvzfz | 0:376d7a150177 | 8 | |
oscarvzfz | 0:376d7a150177 | 9 | // I2C Communication |
fookies | 1:d53d1404028c | 10 | I2C i2c_lcd(D14,D15); // SDA, SCL |
fookies | 1:d53d1404028c | 11 | DS3231 ds3231(D14,D15); |
fookies | 1:d53d1404028c | 12 | RHT03 rht(D13); |
fookies | 1:d53d1404028c | 13 | TextLCD_I2C lcd(&i2c_lcd, 0x4E, TextLCD::LCD16x2); // I2C bus, PCF8574 Slaveaddress, LCD Type, Device Type |
oscarvzfz | 0:376d7a150177 | 14 | |
oscarvzfz | 0:376d7a150177 | 15 | int main() |
oscarvzfz | 0:376d7a150177 | 16 | { |
fookies | 1:d53d1404028c | 17 | lcd.setMode(TextLCD::DispOn); //DispOff, DispOn |
fookies | 1:d53d1404028c | 18 | lcd.setBacklight(TextLCD::LightOff);//LightOff, LightOn |
fookies | 1:d53d1404028c | 19 | lcd.setCursor(TextLCD::CurOff_BlkOff);//CurOff_BlkOff, CurOn_BlkOff, CurOff_BlkOn, CurOn_BlkOn |
fookies | 1:d53d1404028c | 20 | //lcd.printf("Oscar de Jesus \n Vasquez"); |
fookies | 1:d53d1404028c | 21 | //ds3231.setTime(23,57,0); |
fookies | 1:d53d1404028c | 22 | while(1) |
fookies | 1:d53d1404028c | 23 | { |
fookies | 1:d53d1404028c | 24 | int h,m,s; |
fookies | 1:d53d1404028c | 25 | ds3231.readTime(&h,&m,&s); |
fookies | 1:d53d1404028c | 26 | rht.readData(); |
fookies | 1:d53d1404028c | 27 | lcd.setAddress(0,0); |
fookies | 1:d53d1404028c | 28 | lcd.printf("%02d:%02d:%02d",h,m,s); |
fookies | 1:d53d1404028c | 29 | lcd.setAddress(0,1); |
fookies | 1:d53d1404028c | 30 | lcd.printf("T:%.1f H:%.1f",rht.getTemperatureC(),rht.getHumidity()); |
fookies | 1:d53d1404028c | 31 | wait(1.0); |
fookies | 1:d53d1404028c | 32 | } |
oscarvzfz | 0:376d7a150177 | 33 | } |