HEPTA-Sat Training 2020 / Mbed 2 deprecated Lab7-sample_light-sensor

for textbook v4.4

Dependencies:   mbed

/media/uploads/HeptaSatTraining2019/light_sensor_-_---.jpg

Sensor model number : TEMT6000

Sensor Specification

• Operating voltage: 5 ~ 6V

• Consumption current: 20mA]

• Operating temperature: -40 ~ 85 deg C

• Wavelengths: 390700nm

• Size 10x10mm

How to connection with HEPTA-Sat

Vcc → 5V (supply voltage)

GND → GND

SIG → p15 (mbed AnalogIn)

main.cpp

Committer:
HeptaSatTraining2019
Date:
2019-11-06
Revision:
1:490f190a8023
Parent:
0:69dfca36c935

File content as of revision 1:490f190a8023:

#include "mbed.h"

Serial pc(USBTX, USBRX);
DigitalOut led0(LED1), led25(LED2), led50(LED3), led75(LED4);

AnalogIn temt6000(p15);
// temt6000 breakout: VCC(to VOUT=3.3V), GND(to GND), SIG(to p15) 

int main()
{
  for(;;)
  {
    float x = temt6000;
    
    // four LEDs meaning "light level" (1 to 4):
    led0 = 1;
    led25 = led50 = led75 = 0;
    if(x>0.25) led25 = 1;
    if(x>0.50) led50 = 1;
    if(x>0.75) led75 = 1;
    
    printf("%f\r\n", x);
    wait(0.50);
  }
}