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Add Arduino Example With GxEPD2

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YXZhu 2022-11-09 22:03:31 +08:00
parent d94167793e
commit 8100b7dd8f
1 changed files with 59 additions and 0 deletions
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Example/EpaperModuleTest_Arduino_ESP32C3/EpaperModuleTest_Arduino_ESP32C3.ino Normal file
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// base class GxEPD2_GFX can be used to pass references or pointers to the display instance as parameter, uses ~1.2k more code
// enable or disable GxEPD2_GFX base class
#define ENABLE_GxEPD2_GFX 0
#include <GxEPD2_BW.h>
#include <GxEPD2_3C.h>
#include <Fonts/FreeMonoBold9pt7b.h>
// ESP32-C3 SS=7,SCL(SCK)=4,SDA(MOSI)=6,BUSY=3,RST=2,DC=1
GxEPD2_BW<GxEPD2_213_B74, GxEPD2_213_B74::HEIGHT> display(GxEPD2_213_B74(/*CS=5*/ SS, /*DC=*/ 1, /*RST=*/ 2, /*BUSY=*/ 3)); // GDEM0213B74 122x250, SSD1680
//GxEPD2_3C<GxEPD2_213_Z98c, GxEPD2_213_Z98c::HEIGHT> display(GxEPD2_213_Z98c(/*CS=5*/ SS, /*DC=*/ 1, /*RST=*/ 2, /*BUSY=*/ 3)); // GDEY0213Z98 122x250, SSD1680
void setup()
{
pinMode(8, OUTPUT);
digitalWrite(8, HIGH);
display.init(115200,true,50,false);
helloWorld();
display.hibernate();
}
const char HelloWorld[] = "Hello World!";
const char HelloWeACtStudio[] = "Hello WeAct Studio!";
void helloWorld()
{
display.setRotation(1);
display.setFont(&FreeMonoBold9pt7b);
display.setTextColor(GxEPD_BLACK);
int16_t tbx, tby; uint16_t tbw, tbh;
display.getTextBounds(HelloWorld, 0, 0, &tbx, &tby, &tbw, &tbh);
// center the bounding box by transposition of the origin:
uint16_t x = ((display.width() - tbw) / 2) - tbx;
uint16_t y = ((display.height() - tbh) / 2) - tby;
display.setFullWindow();
display.firstPage();
do
{
display.fillScreen(GxEPD_WHITE);
display.setCursor(x, y-tbh);
display.print(HelloWorld);
display.setTextColor(display.epd2.hasColor ? GxEPD_RED : GxEPD_BLACK);
display.getTextBounds(HelloWeACtStudio, 0, 0, &tbx, &tby, &tbw, &tbh);
x = ((display.width() - tbw) / 2) - tbx;
display.setCursor(x, y+2*tbh);
display.print(HelloWeACtStudio);
}
while (display.nextPage());
}
void loop() {
// put your main code here, to run repeatedly:
digitalWrite(8, HIGH);
delay(1000);
digitalWrite(8, LOW);
delay(1000);
}