jim hamblen
/
Cylon_LED_display
cylon style LED display
Diff: main.cpp
- Revision:
- 0:a2a1c2f48b76
- Child:
- 1:e28b08062150
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Thu Jan 31 19:24:41 2013 +0000 @@ -0,0 +1,22 @@ +#include "mbed.h" +// Cylon style LED scanner +BusOut led_state(LED1, LED2, LED3, LED4); + +int main() { + int i = 0; + // initinal LED state + led_state = 0x1; + while (1) { + // loop through all states + for (i=0; i<6; i++) { + if (i<3) + // shift left 1 bit until high LED set + led_state = led_state << 1; + else + // then reverse and shift back to right 1 bit + led_state = led_state >> 1; + // time delay .1s to slow down display + wait(0.1); + } + } +}