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ESTE MODULO FUNCIONA EN FRDM-KL25Z CON DISPLAY LCD 16X2
Dependencies: MAX31855 TextLCD USBDevice mbed
Fork of LCD_FRDM_KL25Z by
Diff: main.cpp
- Revision:
- 1:ac09ff440ce1
- Parent:
- 0:a6771cc1a056
diff -r a6771cc1a056 -r ac09ff440ce1 main.cpp --- a/main.cpp Tue Sep 03 16:16:26 2013 +0000 +++ b/main.cpp Tue Aug 26 02:54:05 2014 +0000 @@ -1,11 +1,100 @@ -// Hello World! for the TextLCD -// EJEMPLO CON UN LCD PARA EL MODULO FRDM-KL25Z - #include "mbed.h" #include "TextLCD.h" +#include "USBSerial.h" +#include "max31855.h" -TextLCD lcd(PTE0, PTE1, PTE2, PTE3, PTE4, PTE5); // rs, e, d4-d7 + +TextLCD lcd(PTA13, PTD5, PTA4, PTA5, PTC8, PTC9); // rs, e, d4-d7 +DigitalOut myled(LED1); + + +//---------------------------------------------------------- +//SPI Interfaces +SPI testSPI(PTD2,PTD3,PTD1); +//---------------------------------------------------------- +// USBSerial serial; + +//---------------------------------------------------------- +//Thermocouples +max31855 max1(testSPI, PTB18); +//---------------------------------------------------------- + int main() { - lcd.printf("Hello World!\n"); -} + //Initialise chip (starts internal timer) + max1.initialise(); + + //Float value to hold temperature returned + float fvalue = 0; + //----------------------------------------------------------- + lcd.cls(); + lcd.printf("Welcome\n"); + myled = 0; + wait(2); + + + lcd.cls(); + lcd.locate(0,0); + lcd.printf("Set temperaure\n"); + // lcd.locate(0,0); + // lcd.printf("Current temp"); + myled =!myled; + wait(2); + +//--------------------------------------------------------------- + while(1) + { + //Check if the chip is ready for a reading to be taken + if (max1.ready()==1) + { + //Get the reading + fvalue = max1.read_temp(); + + if (fvalue > 2000){ + if(fvalue==2001){ + //printf("No TC"); + lcd.cls(); + lcd.locate(0,0); + + lcd.printf("NO tc"); + } + else if(fvalue==2002){ + // printf("Short to GND"); + lcd.cls(); + lcd.locate(0,0); + + lcd.printf("short to GND"); + } + else if(fvalue==2004){ + // printf("Short to VCC"); + lcd.cls(); + lcd.locate(0,0); + + lcd.printf("short to VCC"); + } + } + else{ + // printf("Temperature is: %f\n\r", fvalue); + //lcd.locate(6,0); + // lcd.printf((char*)fvalue); + lcd.cls(); + lcd.locate(0,0); + lcd.printf("Current temp"); + lcd.locate(0,1); + + lcd.printf("T=%2.1fC",fvalue); + + // lcd.printf("T=%f\n\r",fvalue); + + + } + } + + //Heartbeat signal (not necessary) + myled = !myled; + + //Delay is not required, here simply for test program + wait(0.25); + } + +} \ No newline at end of file