A big red pulsating emergency stop button: actually a USB keyboard in disguise.
Dependencies: Pulsator USBDevice mbed Debouncer
Diff: main.cpp
- Revision:
- 2:617c7d2f754d
- Parent:
- 1:6d520aa1463b
- Child:
- 3:e69a72de6877
--- a/main.cpp Mon Apr 27 14:38:25 2015 +0000 +++ b/main.cpp Wed Apr 29 01:54:25 2015 +0000 @@ -7,12 +7,13 @@ #define PI_BUTTON P0_7 #define PO_LED P1_15 -#define BUTT_KEY '1' -#define BUTT_DN KEY_CTRL | KEY_ALT -#define BUTT_UP KEY_CTRL | KEY_ALT | KEY_SHIFT +#define BUTT_DN_KEY '1' +#define BUTT_DN_MOD KEY_CTRL | KEY_ALT +#define BUTT_UP_KEY '1' +#define BUTT_UP_MOD KEY_CTRL | KEY_ALT | KEY_SHIFT -#define PERIOD_DN 0.25f -#define PERIOD_UP 2.0f +#define LED_PERIOD_DN 0.25f +#define LED_PERIOD_UP 2.0f DigitalIn butt(PI_BUTTON, PullUp); USBKeyboard kbd; @@ -24,7 +25,7 @@ #define BRIEFLY 0.125f int main(void) { - led.active_high(false).fun(&flashing).period(PERIOD_UP) = true; + led.active_high(false).fun(&flashing).period(LED_PERIOD_UP) = true; while(!kbd.configured()) wait(BRIEFLY); led.fun(NULL); @@ -32,7 +33,8 @@ { if(now == butt) continue; now = !now; - kbd.keyCode(BUTT_KEY, now ? BUTT_UP : BUTT_DN); - led.period(now ? PERIOD_UP : PERIOD_DN); + now ? kbd.keyCode(BUTT_UP_KEY, BUTT_UP_MOD) + : kbd.keyCode(BUTT_DN_KEY, BUTT_DN_MOD); + led.period(now ? LED_PERIOD_UP : LED_PERIOD_DN); } }