mirror of https://github.com/arendst/Tasmota.git
134 lines
3.5 KiB
C++
134 lines
3.5 KiB
C++
/***************************************************
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This is a library for our I2C LED Backpacks
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Designed specifically to work with the Adafruit 16x8 LED Matrix backpacks
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----> http://www.adafruit.com/products/2035
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----> http://www.adafruit.com/products/2036
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----> http://www.adafruit.com/products/2037
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----> http://www.adafruit.com/products/2038
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----> http://www.adafruit.com/products/2039
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----> http://www.adafruit.com/products/2040
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----> http://www.adafruit.com/products/2041
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----> http://www.adafruit.com/products/2042
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----> http://www.adafruit.com/products/2043
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----> http://www.adafruit.com/products/2044
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----> http://www.adafruit.com/products/2052
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These displays use I2C to communicate, 2 pins are required to
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interface. There are multiple selectable I2C addresses. For backpacks
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with 2 Address Select pins: 0x70, 0x71, 0x72 or 0x73. For backpacks
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with 3 Address Select pins: 0x70 thru 0x77
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Adafruit invests time and resources providing this open source code,
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please support Adafruit and open-source hardware by purchasing
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products from Adafruit!
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Written by Limor Fried/Ladyada for Adafruit Industries.
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BSD license, all text above must be included in any redistribution
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****************************************************/
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#include <Wire.h>
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#include <Adafruit_GFX.h>
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#include "Adafruit_LEDBackpack.h"
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Adafruit_8x16matrix matrix = Adafruit_8x16matrix();
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void setup() {
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Serial.begin(9600);
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Serial.println("16x8 LED Matrix Test");
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matrix.begin(0x70); // pass in the address
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}
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static const uint8_t PROGMEM
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smile_bmp[] =
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{ B00111100,
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B01000010,
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B10100101,
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B10000001,
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B10100101,
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B10011001,
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B01000010,
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B00111100 },
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neutral_bmp[] =
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{ B00111100,
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B01000010,
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B10100101,
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B10000001,
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B10111101,
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B10000001,
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B01000010,
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B00111100 },
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frown_bmp[] =
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{ B00111100,
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B01000010,
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B10100101,
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B10000001,
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B10011001,
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B10100101,
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B01000010,
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B00111100 };
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void loop() {
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matrix.clear();
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matrix.drawBitmap(0, 0, smile_bmp, 8, 8, LED_ON);
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matrix.writeDisplay();
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delay(500);
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matrix.clear();
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matrix.drawBitmap(0, 8, neutral_bmp, 8, 8, LED_ON);
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matrix.writeDisplay();
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delay(500);
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matrix.clear();
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matrix.drawBitmap(0, 0, frown_bmp, 8, 8, LED_ON);
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matrix.writeDisplay();
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delay(500);
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matrix.clear(); // clear display
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matrix.drawPixel(0, 0, LED_ON);
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matrix.writeDisplay(); // write the changes we just made to the display
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delay(500);
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matrix.clear();
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matrix.drawLine(0,0, 7,15, LED_ON);
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matrix.writeDisplay(); // write the changes we just made to the display
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delay(500);
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matrix.clear();
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matrix.drawRect(0,0, 8,16, LED_ON);
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matrix.fillRect(2,2, 4,12, LED_ON);
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matrix.writeDisplay(); // write the changes we just made to the display
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delay(500);
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matrix.clear();
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matrix.drawCircle(3,8, 3, LED_ON);
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matrix.writeDisplay(); // write the changes we just made to the display
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delay(500);
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matrix.setTextSize(2);
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matrix.setTextWrap(false); // we dont want text to wrap so it scrolls nicely
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matrix.setTextColor(LED_ON);
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for (int8_t x=0; x>=-64; x--) {
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matrix.clear();
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matrix.setCursor(x,0);
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matrix.print("Hello");
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matrix.writeDisplay();
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delay(100);
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}
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matrix.setTextSize(1);
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matrix.setTextWrap(false); // we dont want text to wrap so it scrolls nicely
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matrix.setTextColor(LED_ON);
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matrix.setRotation(1);
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for (int8_t x=7; x>=-36; x--) {
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matrix.clear();
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matrix.setCursor(x,0);
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matrix.print("World");
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matrix.writeDisplay();
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delay(100);
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}
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matrix.setRotation(0);
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}
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