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Merge branch 'master' of github.com:wangxiangwangeuse/Heltec_ESP32
2 parents bbe3e3f + 21f4f87 commit da5f8bc

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‎examples/OLED/DrawingDemo/DrawingDemo.ino‎

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#include <Wire.h>
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#include "HT_SSD1306Wire.h"
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#ifdef WIRELESS_STICK_V3
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SSD1306Wire display(0x3c, 500000, SDA_OLED, SCL_OLED, GEOMETRY_64_32, RST_OLED); // addr , freq , i2c group , resolution , rst
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#else
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SSD1306Wire display(0x3c, 500000, SDA_OLED, SCL_OLED, GEOMETRY_128_64, RST_OLED); // addr , freq , i2c group , resolution , rst
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#endif
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void drawLines() {
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for (int16_t i=0; i<display.getWidth(); i+=4) {
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display.drawLine(0, 0, i, display.getHeight()-1);
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display.display();
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delay(10);
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}
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for (int16_t i=0; i<display.getHeight(); i+=4) {
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display.drawLine(0, 0, display.getWidth()-1, i);
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display.display();
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delay(10);
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}
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delay(250);
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display.clear();
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for (int16_t i=0; i<display.getWidth(); i+=4) {
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display.drawLine(0, display.getHeight()-1, i, 0);
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display.display();
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delay(10);
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}
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for (int16_t i=display.getHeight()-1; i>=0; i-=4) {
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display.drawLine(0, display.getHeight()-1, display.getWidth()-1, i);
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display.display();
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delay(10);
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}
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delay(250);
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display.clear();
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for (int16_t i=display.getWidth()-1; i>=0; i-=4) {
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display.drawLine(display.getWidth()-1, display.getHeight()-1, i, 0);
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display.display();
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delay(10);
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}
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for (int16_t i=display.getHeight()-1; i>=0; i-=4) {
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display.drawLine(display.getWidth()-1, display.getHeight()-1, 0, i);
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display.display();
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delay(10);
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}
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delay(250);
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display.clear();
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for (int16_t i=0; i<display.getHeight(); i+=4) {
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display.drawLine(display.getWidth()-1, 0, 0, i);
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display.display();
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delay(10);
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}
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for (int16_t i=0; i<display.getWidth(); i+=4) {
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display.drawLine(display.getWidth()-1, 0, i, display.getHeight()-1);
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display.display();
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delay(10);
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}
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delay(250);
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}
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// Adapted from Adafruit_SSD1306
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void drawRect(void) {
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for (int16_t i=0; i<display.getHeight()/2; i+=2) {
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display.drawRect(i, i, display.getWidth()-2*i, display.getHeight()-2*i);
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display.display();
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delay(10);
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}
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}
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// Adapted from Adafruit_SSD1306
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void fillRect(void) {
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uint8_t color = 1;
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for (int16_t i=0; i<display.getHeight()/2; i+=3) {
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display.setColor((color % 2 == 0) ? BLACK : WHITE); // alternate colors
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display.fillRect(i, i, display.getWidth() - i*2, display.getHeight() - i*2);
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display.display();
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delay(10);
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color++;
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}
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// Reset back to WHITE
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display.setColor(WHITE);
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}
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// Adapted from Adafruit_SSD1306
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void drawCircle(void) {
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for (int16_t i=0; i<display.getHeight(); i+=2) {
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display.drawCircle(display.getWidth()/2, display.getHeight()/2, i);
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display.display();
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delay(10);
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}
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delay(1000);
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display.clear();
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// This will draw the part of the circel in quadrant 1
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// Quadrants are numberd like this:
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// 0010 | 0001
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// ------|-----
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// 0100 | 1000
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//
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display.drawCircleQuads(display.getWidth()/2, display.getHeight()/2, display.getHeight()/4, 0b00000001);
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display.display();
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delay(200);
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display.drawCircleQuads(display.getWidth()/2, display.getHeight()/2, display.getHeight()/4, 0b00000011);
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display.display();
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delay(200);
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display.drawCircleQuads(display.getWidth()/2, display.getHeight()/2, display.getHeight()/4, 0b00000111);
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display.display();
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delay(200);
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display.drawCircleQuads(display.getWidth()/2, display.getHeight()/2, display.getHeight()/4, 0b00001111);
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display.display();
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}
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void printBuffer(void) {
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// Initialize the log buffer
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// allocate memory to store 8 lines of text and 30 chars per line.
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display.setLogBuffer(2, 30);
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// Some test data
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const char* test[] = {
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"Hello",
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"World" ,
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"----",
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"Show off",
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"how",
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"the log buffer",
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"is",
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"working.",
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"Even",
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"scrolling is",
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"working"
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};
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for (uint8_t i = 0; i < 11; i++) {
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display.clear();
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// Print to the screen
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display.println(test[i]);
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// Draw it to the internal screen buffer
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display.drawLogBuffer(0, 0);
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// Display it on the screen
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display.display();
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delay(500);
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}
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}
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void VextON(void)
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{
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pinMode(Vext,OUTPUT);
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digitalWrite(Vext, LOW);
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}
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void VextOFF(void) //Vext default OFF
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{
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pinMode(Vext,OUTPUT);
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digitalWrite(Vext, HIGH);
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}
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void setup() {
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VextON();
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delay(100);
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display.init();
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display.clear();
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display.display();
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display.setContrast(255);
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drawLines();
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delay(1000);
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display.clear();
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drawRect();
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delay(1000);
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display.clear();
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fillRect();
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delay(1000);
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display.clear();
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drawCircle();
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delay(1000);
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display.clear();
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printBuffer();
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delay(1000);
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display.setTextAlignment(TEXT_ALIGN_CENTER);
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display.clear();
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display.display();
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display.screenRotate(ANGLE_0_DEGREE);
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display.setFont(ArialMT_Plain_16);
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display.drawString(display.getWidth()/2, display.getHeight()/2-16/2, "ROTATE_0");
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display.display();
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delay(2000);
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display.clear();
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display.display();
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display.screenRotate(ANGLE_90_DEGREE);
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display.setFont(ArialMT_Plain_10);
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display.drawString(display.getWidth()/2, display.getHeight()/2-10/2, "ROTATE_90");
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display.display();
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delay(2000);
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display.clear();
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display.display();
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display.screenRotate(ANGLE_180_DEGREE);
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display.setFont(ArialMT_Plain_16);
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display.drawString(display.getWidth()/2, display.getHeight()/2-16/2, "ROTATE_180");
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display.display();
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delay(2000);
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display.clear();
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display.display();
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display.screenRotate(ANGLE_270_DEGREE);
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display.setFont(ArialMT_Plain_10);
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display.drawString(display.getWidth()/2, display.getHeight()/2-10/2, "ROTATE_270");
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display.display();
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delay(2000);
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}
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void loop() { }

‎examples/OLED/OLED_rotate/OLED_rotate.ino‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
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#include "heltec.h"
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#include "HT_SSD1306Wire.h"
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#include "Arduino.h"
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//rotate only for GEOMETRY_128_64
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SSD1306Wire display(0x3c, SDA_OLED, SCL_OLED, RST_OLED);
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static SSD1306Wire display(0x3c, 500000, SDA_OLED, SCL_OLED, GEOMETRY_128_64, RST_OLED); // addr , freq , i2c group , resolution , rst
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void VextON(void)
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{

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