mirror of
https://github.com/RobTillaart/Arduino.git
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47 lines
911 B
Arduino
47 lines
911 B
Arduino
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//
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// FILE: TM1637_displayTime2.ino
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// AUTHOR: Rob Tillaart
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// PURPOSE: demo TM1637 library
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// URL: https://github.com/RobTillaart/TM1637
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#include "TM1637.h"
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TM1637 TM;
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uint32_t start, stop;
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void setup()
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{
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Serial.begin(115200);
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Serial.println(__FILE__);
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TM.begin(7, 6, 4); // clockpin, datapin, #digits
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// AVR UNO
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// BITDELAY displayTime()
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// 0 1352
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// 2 1364
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// 4 1384
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// 8 1452
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// 10 1476 (default, datasheet)
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TM.setBitDelay(10);
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}
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// timer with 1/100th of second
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void loop()
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{
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uint32_t now = (millis() / 10) % 10000;
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uint8_t hh = now / 100;
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uint8_t mm = now - hh * 100;
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bool colon = hh & 1;
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start = micros();
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TM.displayTime(hh, mm, colon); // takes ~1500 usec (UNO).
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stop = micros();
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Serial.println(stop - start);
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delay(1);
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}
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// -- END OF FILE --
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