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SMART CLEO Smart Light

main.cpp@0:7403bd322eb6, 2017-12-06 (annotated)

Committer:
SMART_CLEO
Date:
Wed Dec 06 08:52:08 2017 +0000
Revision:
0:7403bd322eb6
SMART_CLEO

Who changed what in which revision?

UserRevisionLine numberNew contents of line
SMART_CLEO 0:7403bd322eb6 1 #include "mbed.h"
SMART_CLEO 0:7403bd322eb6 2 #include "TextLCD.h"
SMART_CLEO 0:7403bd322eb6 3
SMART_CLEO 0:7403bd322eb6 4 PinName pin_CDS = PB_0;
SMART_CLEO 0:7403bd322eb6 5 PinName pin_LEDR = PB_6;
SMART_CLEO 0:7403bd322eb6 6 PinName pin_LEDG = PB_5;
SMART_CLEO 0:7403bd322eb6 7 PinName pin_LEDB = PB_4;
SMART_CLEO 0:7403bd322eb6 8
SMART_CLEO 0:7403bd322eb6 9 AnalogIn adc_CDS(pin_CDS);
SMART_CLEO 0:7403bd322eb6 10
SMART_CLEO 0:7403bd322eb6 11 // rs, rw, e, d0-d3
SMART_CLEO 0:7403bd322eb6 12 TextLCD lcd(PB_12, PB_13, PB_14, PB_15, PA_9, PA_10, PA_11);
SMART_CLEO 0:7403bd322eb6 13
SMART_CLEO 0:7403bd322eb6 14 PwmOut LEDR(pin_LEDR);
SMART_CLEO 0:7403bd322eb6 15 PwmOut LEDG(pin_LEDG);
SMART_CLEO 0:7403bd322eb6 16 PwmOut LEDB(pin_LEDB);
SMART_CLEO 0:7403bd322eb6 17
SMART_CLEO 0:7403bd322eb6 18 float LED_Ctrl(int value);
SMART_CLEO 0:7403bd322eb6 19
SMART_CLEO 0:7403bd322eb6 20 int main() {
SMART_CLEO 0:7403bd322eb6 21
SMART_CLEO 0:7403bd322eb6 22 int ADC_Data;
SMART_CLEO 0:7403bd322eb6 23 float Brightness;
SMART_CLEO 0:7403bd322eb6 24 LEDR = LED_Ctrl(0);
SMART_CLEO 0:7403bd322eb6 25 LEDG = LED_Ctrl(0);
SMART_CLEO 0:7403bd322eb6 26 LEDB = LED_Ctrl(0);
SMART_CLEO 0:7403bd322eb6 27
SMART_CLEO 0:7403bd322eb6 28 lcd.printf(" ADC Data : \n");
SMART_CLEO 0:7403bd322eb6 29 lcd.printf("");
SMART_CLEO 0:7403bd322eb6 30 while(1) {
SMART_CLEO 0:7403bd322eb6 31 ADC_Data = adc_CDS.read()*4095;
SMART_CLEO 0:7403bd322eb6 32 lcd.locate(12, 0);
SMART_CLEO 0:7403bd322eb6 33 lcd.printf("%4d", ADC_Data);
SMART_CLEO 0:7403bd322eb6 34 if(ADC_Data > 3000)
SMART_CLEO 0:7403bd322eb6 35 ADC_Data = 3000;
SMART_CLEO 0:7403bd322eb6 36 ADC_Data /= 30;
SMART_CLEO 0:7403bd322eb6 37 Brightness = (100.0 - ADC_Data) / 100;
SMART_CLEO 0:7403bd322eb6 38 LEDR = Brightness;
SMART_CLEO 0:7403bd322eb6 39 LEDG = Brightness;
SMART_CLEO 0:7403bd322eb6 40 LEDB = Brightness;
SMART_CLEO 0:7403bd322eb6 41 wait(0.5);
SMART_CLEO 0:7403bd322eb6 42 }
SMART_CLEO 0:7403bd322eb6 43 }
SMART_CLEO 0:7403bd322eb6 44
SMART_CLEO 0:7403bd322eb6 45 // brightness Control 0 ~ 100(%)
SMART_CLEO 0:7403bd322eb6 46 float LED_Ctrl(int value)
SMART_CLEO 0:7403bd322eb6 47 {
SMART_CLEO 0:7403bd322eb6 48 float brightness = value;
SMART_CLEO 0:7403bd322eb6 49 brightness /= 100;
SMART_CLEO 0:7403bd322eb6 50 return brightness;
SMART_CLEO 0:7403bd322eb6 51 }