Alex Brumfield
/
5wayinput
not mutex
Revision 0:a84461e6d5d9, committed 2016-03-03
- Comitter:
- abrumfield6
- Date:
- Thu Mar 03 19:30:15 2016 +0000
- Commit message:
- non mutex;
Changed in this revision
main.cpp | Show annotated file Show diff for this revision Revisions of this file |
mbed.bld | Show annotated file Show diff for this revision Revisions of this file |
diff -r 000000000000 -r a84461e6d5d9 main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Thu Mar 03 19:30:15 2016 +0000 @@ -0,0 +1,76 @@ +#include "mbed.h" + +BusOut mbedleds(LED1,LED2,LED3,LED4); +//BusOut/In is faster than multiple DigitalOut/Ins + +class Nav_Switch +{ +public: + Nav_Switch(PinName up,PinName down,PinName left,PinName right,PinName fire); + int read(); +//boolean functions to test each switch + bool up(); + bool down(); + bool left(); + bool right(); + bool fire(); +//automatic read on RHS + operator int (); +//index to any switch array style + bool operator[](int index) { + return _pins[index]; + }; +private: + BusIn _pins; + +}; +Nav_Switch::Nav_Switch (PinName up,PinName down,PinName left,PinName right,PinName fire): + _pins(up, down, left, right, fire) +{ + _pins.mode(PullUp); //needed if pullups not on board or a bare nav switch is used - delete otherwise + wait(0.001); //delays just a bit for pullups to pull inputs high +} +inline bool Nav_Switch::up() +{ + return !(_pins[0]); +} +inline bool Nav_Switch::down() +{ + return !(_pins[1]); +} +inline bool Nav_Switch::left() +{ + return !(_pins[2]); +} +inline bool Nav_Switch::right() +{ + return !(_pins[3]); +} +inline bool Nav_Switch::fire() +{ + return !(_pins[4]); +} +inline int Nav_Switch::read() +{ + return _pins.read(); +} +inline Nav_Switch::operator int () +{ + return _pins.read(); +} + +Nav_Switch myNav(p21, p22, p23, p24,p25); //pin order on Sparkfun breakout + +int main() +{ + while(1) { + + if + //with pullups a button hit is a "0" - "~" inverts data to leds + mbedleds = ~(myNav & 0x0F); //update leds with nav switch direction inputs + if(myNav.fire()) mbedleds = 0x0F; //special all leds on case for fire (center button) + + thread::wait(200); + } +} + \ No newline at end of file
diff -r 000000000000 -r a84461e6d5d9 mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Thu Mar 03 19:30:15 2016 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/87f2f5183dfb \ No newline at end of file