LEDの点滅や、ブザーのOn,Offの周期測定をおこなう。 搬送波の周期は測定できない(10ms周期以上のON,OFF)
Dependencies: AQM0802A DigitalSw mbed
testLed.cpp
- Committer:
- suupen
- Date:
- 2017-05-20
- Revision:
- 1:d4291fd3a94c
- Parent:
- 0:c5384fa0fc28
- Child:
- 2:f22110fb3925
File content as of revision 1:d4291fd3a94c:
#include "mbed.h" #include "testLed.h" void tick(void); Ticker ticker; DigitalOut myled3(LED3); DigitalOut testLed(LED1); Timer timerTestLed; bool brinkRequest = false; void testLedInitalize(void) { timerTestLed.start(); timerTestLed.reset(); brinkRequest = false; ticker.attach_us(&tick, 1000); } uint8_t brinkPosition = 0; // brinkPattern[][ここ] uint16_t brinkPriod = 0; // 点滅時間 1/1 ([ms]/count) bool testLedLevel = false; // false:Off true:On uint32_t brinkPattern[][2] = { {1,100}, {0,100}, {1,500}, {0,500}, {1,100}, {0,100}, {1,500}, {0,500}, {1,100}, {0,100}, {1,500}, {0,500}, {1,100}, {0,100}, {1,100}, {0,100}, {1,100}, {0,500}, {1,100}, {0,500}, {1,100}, {0,500}, {1,100}, {0,500}, {1,100}, {0,500}, {1,500}, {0,500}, {2,0} // end }; void tick(void) { myled3 = !myled3; if(testLedLevel == true) { testLed = !testLed; } else { testLed = 0; } } bool testLedMain(bool request) { if(brinkRequest == false) { if(request == true) { brinkRequest = true; brinkPosition = 0; testLedLevel = brinkPattern[brinkPosition][0]; brinkPriod = brinkPattern[brinkPosition][1]; timerTestLed.reset(); } else { // nothing } } else { if(timerTestLed.read_ms() > brinkPriod) { brinkPosition++; if(brinkPattern[brinkPosition][0] == 2) { testLedLevel = 0; brinkRequest = false; } else { testLedLevel = brinkPattern[brinkPosition][0]; brinkPriod = brinkPattern[brinkPosition][1]; timerTestLed.reset(); } } } return (brinkRequest); }