Jon Trinder
LED Pattern s
main.cpp@0:a8f171f6873d, 2016-03-03 (annotated)
- Committer:
- jont
- Date:
- Thu Mar 03 14:58:31 2016 +0000
- Revision:
- 0:a8f171f6873d
first release
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| jont | 0:a8f171f6873d | 1 | #include "mbed.h" |
| jont | 0:a8f171f6873d | 2 | /* |
| jont | 0:a8f171f6873d | 3 | jont@ninelocks.com |
| jont | 0:a8f171f6873d | 4 | Led Light Chaser for Schools demonstration |
| jont | 0:a8f171f6873d | 5 | |
| jont | 0:a8f171f6873d | 6 | */ |
| jont | 0:a8f171f6873d | 7 | //replace the next line with the output from the designer program |
| jont | 0:a8f171f6873d | 8 | char pattern[] = { 0x01,0x02,0x04,0x08,0x04,0x02,0x01,0x02,0x04,0x08,0x04,0x02,0x01,0x02,0x04,0x05}; |
| jont | 0:a8f171f6873d | 9 | |
| jont | 0:a8f171f6873d | 10 | //group LEDS as a unit |
| jont | 0:a8f171f6873d | 11 | BusOut myleds(LED1, LED2, LED3, LED4); |
| jont | 0:a8f171f6873d | 12 | |
| jont | 0:a8f171f6873d | 13 | //writes bytes to the display |
| jont | 0:a8f171f6873d | 14 | void display_pattern(char *testdata){ |
| jont | 0:a8f171f6873d | 15 | //this finds how many elements in the array |
| jont | 0:a8f171f6873d | 16 | int arraysize = sizeof(pattern)/sizeof(pattern[0]); |
| jont | 0:a8f171f6873d | 17 | for(int idx = 0; idx < arraysize; idx++) { |
| jont | 0:a8f171f6873d | 18 | myleds = testdata[idx]; |
| jont | 0:a8f171f6873d | 19 | wait(0.2); |
| jont | 0:a8f171f6873d | 20 | } |
| jont | 0:a8f171f6873d | 21 | } |
| jont | 0:a8f171f6873d | 22 | |
| jont | 0:a8f171f6873d | 23 | int main() { |
| jont | 0:a8f171f6873d | 24 | while(1) { |
| jont | 0:a8f171f6873d | 25 | display_pattern(pattern); |
| jont | 0:a8f171f6873d | 26 | wait(0.5); |
| jont | 0:a8f171f6873d | 27 | } |
| jont | 0:a8f171f6873d | 28 | } |