111 lines
2.0 KiB
C++
111 lines
2.0 KiB
C++
#include "SegmentDisplay.h"
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#define ASCIIUppercaseA 65
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#define ASCIIUppercaseZ 90
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SegmentDisplay* display;
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char* text = new char[7];
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void setup()
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{
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pinMode(2, INPUT_PULLUP);
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pinMode(A3, INPUT);
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display = new SegmentDisplay();
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//display->setClockSpeed(4000000UL);
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display->setClockPin(12);
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display->setDataPin(11);
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display->setLatchPin(10);
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display->setDigits(6);
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display->begin();
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text[0] = '\0';
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text[1] = '\0';
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text[2] = '\0';
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text[3] = '\0';
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text[4] = '\0';
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text[5] = '\0';
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text[6] = '\0';
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}
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unsigned long currentTime;
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unsigned long lastCounterTime = 0;
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uint32_t counter = 0;
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uint32_t delayValue;
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bool showChars = true;
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byte character = ASCIIUppercaseA - 1;
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int buttonValue;
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bool buttonDown = false;
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unsigned long lastButtonChange = 0;
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void loop()
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{
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currentTime = millis();
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buttonValue = digitalRead(2);
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if (buttonValue == LOW)
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{
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if (!buttonDown && (currentTime - lastButtonChange) > 50)
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{
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buttonDown = true;
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showChars = !showChars;
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lastButtonChange = currentTime;
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}
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}
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else
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{
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if (buttonDown && (currentTime - lastButtonChange) > 50)
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{
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buttonDown = false;
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lastButtonChange = currentTime;
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}
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}
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if (showChars)
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{
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if (lastCounterTime == 0 || currentTime - lastCounterTime > 250UL)
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{
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character++;
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if (character > ASCIIUppercaseZ)
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character = ASCIIUppercaseA;
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lastCounterTime = currentTime;
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delayValue = ((uint32_t)analogRead(A3) * 100);
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display->setDigitDelayMicroseconds(delayValue);
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}
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for (byte c = 0; c < 6; c++)
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{
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if (character + c > ASCIIUppercaseZ)
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text[c] = ' ';
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else
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text[c] = character + c;
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}
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display->writeTextLeft(text);
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}
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else
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{
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if (currentTime - lastCounterTime > 100UL)
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{
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counter++;
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if (counter > 999999)
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counter = 0;
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lastCounterTime = currentTime;
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delayValue = ((uint32_t)analogRead(A3) * 100);
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display->setDigitDelayMicroseconds(delayValue);
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}
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display->writeNumber(counter);
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}
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}
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