main.cpp

00001 //**********************
00002 // Hygrometer and Thermometer for mbed
00003 //
00004 // LPC1768 flash=512KB, ADC=12bits
00005 // LPC11U35 flash=64KB, ADC=10bits
00006 // Nucleo ADC=12bits
00007 //
00008 // (C)Copyright 2014 All rights reserved by Y.Onodera
00009 // http://einstlab.web.fc2.com
00010 //**********************
00011 #include "mbed.h"
00012 #include "AM2321.h"
00013 #include "TextLCD.h"
00014 
00015 //#pragma O0
00016 //#pragma O1
00017 //#pragma O2    // default
00018 //#pragma O3
00019 //#pragma Otime
00020 //#pragma Ospace
00021 
00022 
00023 #if defined(TARGET_LPC1768)
00024 DigitalOut led1(LED1);
00025 DigitalOut led2(LED2);
00026 I2C i2c(p28,p27);
00027 #endif
00028 // for TG-LPC11U35-501
00029 #if defined(TARGET_LPC11U35_501)
00030 DigitalOut led1(P0_20);
00031 DigitalOut led2(P0_21);
00032 I2C i2c(P0_5,P0_4);
00033 #endif
00034 // for Nucleo
00035 #if defined(TARGET_NUCLEO_F401RE)
00036 DigitalOut led1(D13);
00037 I2C i2c(D14,D15);
00038 #endif
00039 
00040 AM2321 am2321(i2c);
00041 TextLCD lcd(p21, p22, p23, p24, p25, p26); // rs, e, d4-d7
00042 
00043 int main() {
00044     
00045     char msg[10];
00046     int h;
00047     int t;
00048       
00049     while(1) {
00050 
00051         h = am2321.humidity();
00052         sprintf(msg,"%4.1f%%",h/10.0);
00053         lcd.locate(0,0);
00054         lcd.printf(msg);
00055 
00056         t = am2321.temperature();
00057         sprintf(msg,"%4.1fC",t/10.0);
00058         lcd.locate(0,1);
00059         lcd.printf(msg);
00060 
00061         wait(1);
00062     }
00063 
00064 }