for textbook v4.4
Dependencies: mbed
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)
Diff: main.cpp
- Revision:
- 0:69dfca36c935
- Child:
- 1:490f190a8023
diff -r 000000000000 -r 69dfca36c935 main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Mon Mar 22 22:50:36 2010 +0000 @@ -0,0 +1,25 @@ +#include "mbed.h" + +Serial pc(USBTX, USBRX); +DigitalOut led0(LED1), led25(LED2), led50(LED3), led75(LED4); + +AnalogIn temt6000(p20); +// temt6000 breakout: VCC(to VOUT=3.3V), GND(to GND), SIG(to p20) + +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(0.25); + } +}