From 3d33fc591c36b8dc27cb3625f5f7a9302f6ada99 Mon Sep 17 00:00:00 2001 From: YXZhu Date: Mon, 5 Dec 2022 21:59:00 +0800 Subject: [PATCH] arduino esp32c3 add partial mode example --- .../EpaperModuleTest_Arduino_ESP32C3.ino | 137 +++++++++++++++++- 1 file changed, 133 insertions(+), 4 deletions(-) diff --git a/Example/EpaperModuleTest_Arduino_ESP32C3/EpaperModuleTest_Arduino_ESP32C3.ino b/Example/EpaperModuleTest_Arduino_ESP32C3/EpaperModuleTest_Arduino_ESP32C3.ino index 1dd3144..f92f031 100644 --- a/Example/EpaperModuleTest_Arduino_ESP32C3/EpaperModuleTest_Arduino_ESP32C3.ino +++ b/Example/EpaperModuleTest_Arduino_ESP32C3/EpaperModuleTest_Arduino_ESP32C3.ino @@ -9,10 +9,12 @@ // ESP32-C3 SS=7,SCL(SCK)=4,SDA(MOSI)=6,BUSY=3,RST=2,DC=1 -//GxEPD2_BW display(GxEPD2_213_B74(/*CS=5*/ SS, /*DC=*/ 1, /*RST=*/ 2, /*BUSY=*/ 3)); // GDEM0213B74 122x250, SSD1680 +// 2.13'' EPD Module +GxEPD2_BW display(GxEPD2_213_BN(/*CS=5*/ SS, /*DC=*/ 1, /*RST=*/ 2, /*BUSY=*/ 3)); // DEPG0213BN 122x250, SSD1680 //GxEPD2_3C display(GxEPD2_213_Z98c(/*CS=5*/ SS, /*DC=*/ 1, /*RST=*/ 2, /*BUSY=*/ 3)); // GDEY0213Z98 122x250, SSD1680 -//GxEPD2_BW display(GxEPD2_290_T94(/*CS=5*/ SS, /*DC=*/ 1, /*RST=*/ 2, /*BUSY=*/ 3)); // GDEM029T94 128x296, SSD1680 +// 2.9'' EPD Module +//GxEPD2_BW display(GxEPD2_290_BS(/*CS=5*/ SS, /*DC=*/ 1, /*RST=*/ 2, /*BUSY=*/ 3)); // DEPG0290BS 128x296, SSD1680 //GxEPD2_3C display(GxEPD2_290_C90c(/*CS=5*/ SS, /*DC=*/ 1, /*RST=*/ 2, /*BUSY=*/ 3)); // GDEM029C90 128x296, SSD1680 void setup() @@ -22,11 +24,18 @@ void setup() display.init(115200,true,50,false); helloWorld(); + helloFullScreenPartialMode(); + delay(1000); + if (display.epd2.hasFastPartialUpdate) + { + showPartialUpdate(); + delay(1000); + } display.hibernate(); } const char HelloWorld[] = "Hello World!"; -const char HelloWeACtStudio[] = "Hello WeAct Studio!"; +const char HelloWeACtStudio[] = "WeAct Studio"; void helloWorld() { @@ -48,12 +57,132 @@ void 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.setCursor(x, y+tbh); display.print(HelloWeACtStudio); } while (display.nextPage()); } +void helloFullScreenPartialMode() +{ + //Serial.println("helloFullScreenPartialMode"); + const char fullscreen[] = "full screen update"; + const char fpm[] = "fast partial mode"; + const char spm[] = "slow partial mode"; + const char npm[] = "no partial mode"; + display.setPartialWindow(0, 0, display.width(), display.height()); + display.setRotation(1); + display.setFont(&FreeMonoBold9pt7b); + if (display.epd2.WIDTH < 104) display.setFont(0); + display.setTextColor(GxEPD_BLACK); + const char* updatemode; + if (display.epd2.hasFastPartialUpdate) + { + updatemode = fpm; + } + else if (display.epd2.hasPartialUpdate) + { + updatemode = spm; + } + else + { + updatemode = npm; + } + // do this outside of the loop + int16_t tbx, tby; uint16_t tbw, tbh; + // center update text + display.getTextBounds(fullscreen, 0, 0, &tbx, &tby, &tbw, &tbh); + uint16_t utx = ((display.width() - tbw) / 2) - tbx; + uint16_t uty = ((display.height() / 4) - tbh / 2) - tby; + // center update mode + display.getTextBounds(updatemode, 0, 0, &tbx, &tby, &tbw, &tbh); + uint16_t umx = ((display.width() - tbw) / 2) - tbx; + uint16_t umy = ((display.height() * 3 / 4) - tbh / 2) - tby; + // center HelloWorld + display.getTextBounds(HelloWorld, 0, 0, &tbx, &tby, &tbw, &tbh); + uint16_t hwx = ((display.width() - tbw) / 2) - tbx; + uint16_t hwy = ((display.height() - tbh) / 2) - tby; + display.firstPage(); + do + { + display.fillScreen(GxEPD_WHITE); + display.setCursor(hwx, hwy); + display.print(HelloWorld); + display.setCursor(utx, uty); + display.print(fullscreen); + display.setCursor(umx, umy); + display.print(updatemode); + } + while (display.nextPage()); + //Serial.println("helloFullScreenPartialMode done"); +} + +void showPartialUpdate() +{ + // some useful background + helloWorld(); + // use asymmetric values for test + uint16_t box_x = 10; + uint16_t box_y = 15; + uint16_t box_w = 70; + uint16_t box_h = 20; + uint16_t cursor_y = box_y + box_h - 6; + if (display.epd2.WIDTH < 104) cursor_y = box_y + 6; + float value = 13.95; + uint16_t incr = display.epd2.hasFastPartialUpdate ? 1 : 3; + display.setFont(&FreeMonoBold9pt7b); + if (display.epd2.WIDTH < 104) display.setFont(0); + display.setTextColor(GxEPD_BLACK); + // show where the update box is + for (uint16_t r = 0; r < 4; r++) + { + display.setRotation(r); + display.setPartialWindow(box_x, box_y, box_w, box_h); + display.firstPage(); + do + { + display.fillRect(box_x, box_y, box_w, box_h, GxEPD_BLACK); + //display.fillScreen(GxEPD_BLACK); + } + while (display.nextPage()); + delay(2000); + display.firstPage(); + do + { + display.fillRect(box_x, box_y, box_w, box_h, GxEPD_WHITE); + } + while (display.nextPage()); + delay(1000); + } + //return; + // show updates in the update box + for (uint16_t r = 0; r < 4; r++) + { + display.setRotation(r); + display.setPartialWindow(box_x, box_y, box_w, box_h); + for (uint16_t i = 1; i <= 10; i += incr) + { + display.firstPage(); + do + { + display.fillRect(box_x, box_y, box_w, box_h, GxEPD_WHITE); + display.setCursor(box_x, cursor_y); + display.print(value * i, 2); + } + while (display.nextPage()); + delay(500); + } + delay(1000); + display.firstPage(); + do + { + display.fillRect(box_x, box_y, box_w, box_h, GxEPD_WHITE); + } + while (display.nextPage()); + delay(1000); + } +} + void loop() { // put your main code here, to run repeatedly: digitalWrite(8, HIGH);