mirror of
https://github.com/avishorp/TM1637.git
synced 2026-07-27 19:56:13 +00:00
113 lines
2.4 KiB
Arduino
113 lines
2.4 KiB
Arduino
#include <Arduino.h>
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#include <TM1637Display.h>
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// Module connection pins (Digital Pins)
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#define CLK 2
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#define DIO 3
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// The amount of time (in milliseconds) between tests
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#define TEST_DELAY 2000
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const uint8_t SEG_DONE[] = {
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SEG_B | SEG_C | SEG_D | SEG_E | SEG_G, // d
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SEG_A | SEG_B | SEG_C | SEG_D | SEG_E | SEG_F, // O
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SEG_C | SEG_E | SEG_G, // n
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SEG_A | SEG_D | SEG_E | SEG_F | SEG_G // E
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};
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TM1637Display display(CLK, DIO);
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void setup()
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{
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}
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void loop()
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{
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int k;
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uint8_t data[] = { 0xff, 0xff, 0xff, 0xff };
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display.setBrightness(0x0f);
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// All segments on
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display.setSegments(data);
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delay(TEST_DELAY);
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// Selectively set different digits
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data[0] = 0b01001001;
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data[1] = display.encodeDigit(1);
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data[2] = display.encodeDigit(2);
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data[3] = display.encodeDigit(3);
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for(k = 3; k >= 0; k--) {
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display.setSegments(data, 1, k);
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delay(TEST_DELAY);
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}
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display.setSegments(data+2, 2, 2);
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delay(TEST_DELAY);
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display.setSegments(data+2, 2, 1);
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delay(TEST_DELAY);
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display.setSegments(data+1, 3, 1);
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delay(TEST_DELAY);
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// Show decimal numbers with/without leading zeros
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bool lz = false;
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for (uint8_t z = 0; z < 2; z++) {
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for(k = 0; k < 10000; k += k*4 + 7) {
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display.showNumberDec(k, lz);
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delay(TEST_DELAY);
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}
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lz = true;
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}
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// Show decimal number whose length is smaller than 4
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for(k = 0; k < 4; k++)
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data[k] = 0;
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display.setSegments(data);
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// Run through all the dots
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for(k=0; k <= 4; k++) {
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display.showNumberDecEx(0, (0x80 >> k), true);
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delay(TEST_DELAY);
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}
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display.showNumberDec(153, false, 3, 1);
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delay(TEST_DELAY);
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display.showNumberDec(22, false, 2, 2);
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delay(TEST_DELAY);
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display.showNumberDec(0, true, 1, 3);
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delay(TEST_DELAY);
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display.showNumberDec(0, true, 1, 2);
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delay(TEST_DELAY);
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display.showNumberDec(0, true, 1, 1);
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delay(TEST_DELAY);
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display.showNumberDec(0, true, 1, 0);
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delay(TEST_DELAY);
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// Brightness Test
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for(k = 0; k < 4; k++)
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data[k] = 0xff;
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for(k = 0; k < 7; k++) {
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display.setBrightness(k);
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display.setSegments(data);
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delay(TEST_DELAY);
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}
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// On/Off test
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for(k = 0; k < 4; k++) {
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display.setBrightness(k, false); // Turn off
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display.setSegments(data);
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delay(TEST_DELAY);
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display.setBrightness(k, true); // Turn on
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display.setSegments(data);
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delay(TEST_DELAY);
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}
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// Done!
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display.setSegments(SEG_DONE);
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while(1);
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}
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