Simon Stillwell
LED comes on if pin5 is on!
main.cpp@0:9606eb1f663f, 2010-09-06 (annotated)
- Committer:
- simno
- Date:
- Mon Sep 06 14:57:58 2010 +0000
- Revision:
- 0:9606eb1f663f
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| simno | 0:9606eb1f663f | 1 | #include "mbed.h" |
| simno | 0:9606eb1f663f | 2 | |
| simno | 0:9606eb1f663f | 3 | // |
| simno | 0:9606eb1f663f | 4 | // This is my first go at reading DigitalIn. |
| simno | 0:9606eb1f663f | 5 | // If pin 5 is on, I light LED1. |
| simno | 0:9606eb1f663f | 6 | // Thus, running a wire from pin2 (+5v) to pin5 LED 1 comes on. |
| simno | 0:9606eb1f663f | 7 | // Also, running the Light Dependent Resistor (LDR) that came with my SKPANG kit |
| simno | 0:9606eb1f663f | 8 | // from pin2 to pin5 LED1 comes on if there is light |
| simno | 0:9606eb1f663f | 9 | // and goes off when the LDR is covered. |
| simno | 0:9606eb1f663f | 10 | // |
| simno | 0:9606eb1f663f | 11 | |
| simno | 0:9606eb1f663f | 12 | |
| simno | 0:9606eb1f663f | 13 | DigitalOut myled1(LED1); |
| simno | 0:9606eb1f663f | 14 | DigitalIn myIn5(p5); |
| simno | 0:9606eb1f663f | 15 | |
| simno | 0:9606eb1f663f | 16 | int main() |
| simno | 0:9606eb1f663f | 17 | { |
| simno | 0:9606eb1f663f | 18 | while(1) |
| simno | 0:9606eb1f663f | 19 | { |
| simno | 0:9606eb1f663f | 20 | if (myIn5) |
| simno | 0:9606eb1f663f | 21 | { |
| simno | 0:9606eb1f663f | 22 | myled1 = 1; |
| simno | 0:9606eb1f663f | 23 | } |
| simno | 0:9606eb1f663f | 24 | else |
| simno | 0:9606eb1f663f | 25 | { |
| simno | 0:9606eb1f663f | 26 | myled1 = 0; |
| simno | 0:9606eb1f663f | 27 | } |
| simno | 0:9606eb1f663f | 28 | } |
| simno | 0:9606eb1f663f | 29 | } |