Chris Varnsverry
This simply counts from 0-15 continuously, displaying the binary value using the LED\'s along the bottom of the mbed.
main.cpp@0:06901945ebc5, 2011-06-24 (annotated)
- Committer:
- chrisvarns
- Date:
- Fri Jun 24 15:39:13 2011 +0000
- Revision:
- 0:06901945ebc5
FINAL
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| chrisvarns | 0:06901945ebc5 | 1 | #include "mbed.h" |
| chrisvarns | 0:06901945ebc5 | 2 | |
| chrisvarns | 0:06901945ebc5 | 3 | DigitalOut l1(LED1); |
| chrisvarns | 0:06901945ebc5 | 4 | DigitalOut l2(LED2); |
| chrisvarns | 0:06901945ebc5 | 5 | DigitalOut l3(LED3); |
| chrisvarns | 0:06901945ebc5 | 6 | DigitalOut l4(LED4); |
| chrisvarns | 0:06901945ebc5 | 7 | |
| chrisvarns | 0:06901945ebc5 | 8 | #define D() wait(0.5) |
| chrisvarns | 0:06901945ebc5 | 9 | |
| chrisvarns | 0:06901945ebc5 | 10 | int main() { |
| chrisvarns | 0:06901945ebc5 | 11 | |
| chrisvarns | 0:06901945ebc5 | 12 | int count = 0; |
| chrisvarns | 0:06901945ebc5 | 13 | while (1) |
| chrisvarns | 0:06901945ebc5 | 14 | { |
| chrisvarns | 0:06901945ebc5 | 15 | if (count & 0x08) l1 = 1; |
| chrisvarns | 0:06901945ebc5 | 16 | if (count & 0x04) l2 = 1; |
| chrisvarns | 0:06901945ebc5 | 17 | if (count & 0x02) l3 = 1; |
| chrisvarns | 0:06901945ebc5 | 18 | if (count & 0x01) l4 = 1; |
| chrisvarns | 0:06901945ebc5 | 19 | |
| chrisvarns | 0:06901945ebc5 | 20 | D(); |
| chrisvarns | 0:06901945ebc5 | 21 | l1=l2=l3=l4=0; |
| chrisvarns | 0:06901945ebc5 | 22 | if (count==15) count = 0; |
| chrisvarns | 0:06901945ebc5 | 23 | else count++; |
| chrisvarns | 0:06901945ebc5 | 24 | } |
| chrisvarns | 0:06901945ebc5 | 25 | |
| chrisvarns | 0:06901945ebc5 | 26 | } |