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62 lines
2.2 KiB
62 lines
2.2 KiB
/* SevSeg Counter Example
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Copyright 2017 Dean Reading
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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This example demonstrates a very simple use of the SevSeg library with a 4
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digit display. It displays a counter that counts up, showing deci-seconds.
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*/
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#include "SevSeg.h"
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SevSeg sevseg; //Instantiate a seven segment controller object
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void setup() {
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byte numDigits = 4;
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byte digitPins[] = {2, 3, 4, 5};
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byte segmentPins[] = {6, 7, 8, 9, 10, 11, 12, 13};
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bool resistorsOnSegments = false; // 'false' means resistors are on digit pins
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byte hardwareConfig = COMMON_CATHODE; // See README.md for options
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bool updateWithDelays = false; // Default. Recommended
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bool leadingZeros = false; // Use 'true' if you'd like to keep the leading zeros
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sevseg.begin(hardwareConfig, numDigits, digitPins, segmentPins, resistorsOnSegments, updateWithDelays, leadingZeros);
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sevseg.setBrightness(10);
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pinMode(A5, INPUT_PULLUP);
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pinMode(A1, INPUT_PULLUP);
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// Serial.begin(9600); // debugging
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}
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int decPlaces = 3;
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float lastReset = 0; // optional button reset - orange wire connected to A1, or programmable button on A5
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void loop() {
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unsigned long runMillis= millis();
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float actualDays = runMillis/86400000.0;
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float days = actualDays - lastReset;
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sevseg.setNumber(days, decPlaces);
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sevseg.refreshDisplay(); // Must run repeatedly
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// Serial.println(actualDays,5); // debugging
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// Serial.println(digitalRead(A1)); // debugging
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if(!digitalRead(A1)){lastReset -= 0.001;}
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// if(!digitalRead(A5)){lastReset = actualDays;}
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// program A5 as decimal place changer
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if(!digitalRead(A5)){
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// if(decPlaces == 2){decPlaces = 3;}
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// if(decPlaces == 3){decPlaces = 2;}
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decPlaces = (decPlaces + 1)%2 + 2;
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delay(250);
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}
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}
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/// END ///
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