Tasmota/tasmota/xdsp_10_RA8876.ino

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/*
xdsp_09_SSD1351.ino - Display SSD1351 support for Tasmota
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Copyright (C) 2021 Gerhard Mutz and Theo Arends
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This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef USE_SPI
#ifdef USE_DISPLAY
#ifdef USE_DISPLAY_RA8876
#define XDSP_10 10
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#define XI2C_39 39 // See I2CDEVICES.md
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#define COLORED 1
#define UNCOLORED 0
// using font 8 is opional (num=3)
// very badly readable, but may be useful for graphs
#define USE_TINY_FONT
#include <RA8876.h>
bool ra8876_init_done = false;
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uint8_t ra8876_ctouch_counter = 0;
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extern uint8_t color_type;
RA8876 *ra8876;
/*********************************************************************************************/
void RA8876_InitDriver(void) {
if (PinUsed(GPIO_RA8876_CS) && (SPI_MOSI_MISO == TasmotaGlobal.spi_enabled)) {
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Settings->display_model = XDSP_10;
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if (Settings->display_width != RA8876_TFTWIDTH) {
Settings->display_width = RA8876_TFTWIDTH;
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}
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if (Settings->display_height != RA8876_TFTHEIGHT) {
Settings->display_height = RA8876_TFTHEIGHT;
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}
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// default colors
fg_color = RA8876_WHITE;
bg_color = RA8876_BLACK;
// init renderer, must use hardware spi
ra8876 = new RA8876(Pin(GPIO_RA8876_CS), Pin(GPIO_SPI_MOSI), Pin(GPIO_SPI_MISO), Pin(GPIO_SPI_CLK), Pin(GPIO_BACKLIGHT));
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ra8876->begin();
renderer = ra8876;
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renderer->DisplayInit(DISPLAY_INIT_MODE,Settings->display_size,Settings->display_rotate,Settings->display_font);
renderer->dim(GetDisplayDimmer16());
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//testall();
#ifdef SHOW_SPLASH
if (!Settings->flag5.display_no_splash) {
// Welcome text
renderer->setTextFont(2);
renderer->setTextColor(RA8876_WHITE,RA8876_BLACK);
renderer->DrawStringAt(600, 300, "RA8876", RA8876_RED,0);
delay(1000);
}
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#endif
color_type = COLOR_COLOR;
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#ifdef USE_FT5206
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FT5206_Touch_Init(Wire);
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#endif
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ra8876_init_done = true;
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AddLog(LOG_LEVEL_INFO, PSTR("DSP: RA8876"));
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}
}
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#ifdef USE_FT5206
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#ifdef USE_TOUCH_BUTTONS
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// no rotation support
void RA8876_RotConvert(int16_t *x, int16_t *y) {
int16_t temp;
if (renderer) {
*x=*x*renderer->width()/800;
*y=*y*renderer->height()/480;
*x = renderer->width() - *x;
*y = renderer->height() - *y;
}
}
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// check digitizer hit
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void RA8876_CheckTouch(void) {
ra8876_ctouch_counter++;
if (2 == ra8876_ctouch_counter) {
// every 100 ms should be enough
ra8876_ctouch_counter = 0;
Touch_Check(RA8876_RotConvert);
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}
}
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#endif // USE_TOUCH_BUTTONS
#endif // USE_FT5206
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/*
void testall() {
ra8876->clearScreen(0);
ra8876->colorBarTest(true);
delay(1000);
ra8876->colorBarTest(false);
pixelTest();
delay(1000);
triangleTest();
delay(1000);
circleTest();
delay(1000);
gradientTest();
delay(1000);
textTest();
delay(1000);
}
void gradientTest()
{
Serial.println("Gradient test.");
ra8876->clearScreen(0);
int width = ra8876->getWidth();
int barHeight = ra8876->getHeight() / 4;
uint32_t starttime = millis();
for (int i = 0; i <= 255; i++)
{
ra8876->fillRect((width / 256.0) * i, 0, (width / 256.0) * (i + 1) - 1, barHeight, RGB565(i, 0, 0));
ra8876->fillRect((width / 256.0) * i, barHeight, (width / 256.0) * (i + 1) - 1, barHeight * 2, RGB565(0, i, 0));
ra8876->fillRect((width / 256.0) * i, barHeight * 2, (width / 256.0) * (i + 1) - 1, barHeight * 3, RGB565(0, 0, i));
ra8876->fillRect((width / 256.0) * i, barHeight * 3, (width / 256.0) * (i + 1) - 1, barHeight * 4, RGB565(i, i, i));
}
uint32_t elapsedtime = millis() - starttime;
Serial.print("Gradient test took "); Serial.print(elapsedtime); Serial.println(" ms");
}
void pixelTest()
{
Serial.println("Pixel test.");
int width = ra8876->getWidth();
int height = ra8876->getHeight();
uint16_t colors[] = {RGB565(255, 0, 0), RGB565(0, 255, 0), RGB565(0, 0, 255)};
uint32_t starttime = millis();
for (int c = 0; c < 3; c++)
{
for (int i = 0; i < 3000; i++)
{
int x = random(0, width);
int y = random(0, height);
ra8876->drawPixel(x, y, colors[c]);
}
delay(0);
}
uint32_t elapsedtime = millis() - starttime;
Serial.print("Pixel test took "); Serial.print(elapsedtime); Serial.println(" ms");
}
void triangleTest()
{
Serial.println("Triangle test.");
int width = ra8876->getWidth();
int height = ra8876->getHeight();
uint32_t starttime = millis();
for (int i = 0; i < 2000; i++)
{
int x1 = random(0, width);
int y1 = random(0, height);
int x2 = random(0, width);
int y2 = random(0, height);
int x3 = random(0, width);
int y3 = random(0, height);
uint16_t color = RGB565(random(0, 255), random(0, 255), random(0, 255));
ra8876->fillTriangle(x1, y1, x2, y2, x3, y3, color);
delay(0);
}
uint32_t elapsedtime = millis() - starttime;
Serial.print("Triangle test took "); Serial.print(elapsedtime); Serial.println(" ms");
}
void circleTest()
{
Serial.println("Circle test.");
int width = ra8876->getWidth();
int height = ra8876->getHeight();
uint32_t starttime = millis();
for (int i = 0; i < 2000; i++)
{
int x = random(0, width);
int y = random(0, height);
int r = random(0, 384);
uint16_t color = RGB565(random(0, 255), random(0, 255), random(0, 255));
ra8876->fillCircle(x, y, r, color);
delay(0);
}
uint32_t elapsedtime = millis() - starttime;
Serial.print("Circle test took "); Serial.print(elapsedtime); Serial.println(" ms");
}
void textTest()
{
Serial.println("Text test.");
uint32_t starttime = millis();
for (int s = 1; s <= 4; s++)
{
ra8876->setTextScale(s);
for (int i = 0; i < 3; i++)
{
ra8876->setCursor((ra8876->getWidth() / 3) * i, ra8876->getCursorY());
ra8876->selectInternalFont((enum FontSize) i);
ra8876->print("Hello");
}
ra8876->println();
delay(0);
}
ra8876->setCursor(0, 32 * 10);
ra8876->setTextScale(1);
ra8876->selectInternalFont(RA8876_FONT_SIZE_32, RA8876_FONT_ENCODING_8859_1);
ra8876->println("Latin 1: na\xEFve"); // naïve
ra8876->selectInternalFont(RA8876_FONT_SIZE_32, RA8876_FONT_ENCODING_8859_2);
ra8876->println("Latin 2: \xE8" "a\xE8kalica");
ra8876->selectInternalFont(RA8876_FONT_SIZE_32, RA8876_FONT_ENCODING_8859_4);
ra8876->println("Latin 4: gie\xF0" "at"); // gieđat
ra8876->selectInternalFont(RA8876_FONT_SIZE_32, RA8876_FONT_ENCODING_8859_5);
ra8876->println("Latin 5: \xD2\xD5\xD4\xD8"); // веди
ra8876->selectInternalFont(RA8876_FONT_SIZE_32);
ra8876->print("Symbols: ");
ra8876->putChars("\x00\x01\x02\x03\x04\x05\x06\x07", 8);
ra8876->putChars("\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F", 8);
ra8876->putChars("\x10\x11\x12\x13\x14\x15\x16\x17", 8);
ra8876->putChars("\x18\x19\x1A\x1B\x1C\x1D\x1E\x1F", 8);
uint32_t elapsedtime = millis() - starttime;
Serial.print("Text test took "); Serial.print(elapsedtime); Serial.println(" ms");
}
*/
/*********************************************************************************************/
/*********************************************************************************************\
* Interface
\*********************************************************************************************/
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bool Xdsp10(uint8_t function)
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{
bool result = false;
if (FUNC_DISPLAY_INIT_DRIVER == function) {
RA8876_InitDriver();
}
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else if (ra8876_init_done && (XDSP_10 == Settings->display_model)) {
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switch (function) {
case FUNC_DISPLAY_MODEL:
result = true;
break;
case FUNC_DISPLAY_EVERY_50_MSECOND:
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#ifdef USE_FT5206
if (FT5206_found) RA8876_CheckTouch();
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#endif
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break;
}
}
return result;
}
#endif // USE_DISPLAY_RA8876
#endif // USE_DISPLAY
#endif // USE_SPI