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Last update 1 week 1 day
by
Blaze-Pascal
Arduino_SSD1283A.cpp/* * start rewrite from: * https://github.com/adafruit/Adafruit-GFX-Library.git * https://github.com/gitcnd/LCDWIKI_SPI.git */ #include "Arduino_SSD1283A.h" #include "SPI.h" Arduino_SSD1283A::Arduino_SSD1283A( Arduino_DataBus *bus, int8_t rst, uint8_t r, int16_t w, int16_t h, uint8_t col_offset1, uint8_t row_offset1, uint8_t col_offset2, uint8_t row_offset2) : Arduino_TFT(bus, rst, r, false, w, h, col_offset1, row_offset1, col_offset2, row_offset2) { } bool Arduino_SSD1283A::begin(int32_t speed) { #if defined(ESP8266) || defined(ESP32) if (speed == GFX_NOT_DEFINED) { speed = 27000000UL; } // Teensy 4.x #elif defined(__IMXRT1052__) || defined(__IMXRT1062__) if (speed == GFX_NOT_DEFINED) { speed = 27000000UL; } #endif return Arduino_TFT::begin(speed); } // Companion code to the above tables. Reads and issues // a series of LCD commands stored in PROGMEM byte array. void Arduino_SSD1283A::tftInit() { if (_rst != GFX_NOT_DEFINED) { pinMode(_rst, OUTPUT); digitalWrite(_rst, HIGH); delay(100); digitalWrite(_rst, LOW); delay(SSD1283A_RST_DELAY); digitalWrite(_rst, HIGH); delay(SSD1283A_RST_DELAY); } else { // Software Rest } // Initialization Sequence _bus->beginWrite(); _bus->writeCommand16(SSD1283A_POWER_CONTROL_1); _bus->write16(0x2F8E); _bus->writeCommand16(SSD1283A_POWER_CONTROL_2); _bus->write16(0x000C); _bus->writeCommand16(SSD1283A_DISPLAY_CONTROL); _bus->write16(0x0021); _bus->writeCommand16(SSD1283A_VCOM_OTP_1); _bus->write16(0x0006); _bus->writeCommand16(SSD1283A_VCOM_OTP_1); _bus->write16(0x0005); _bus->writeCommand16(SSD1283A_FURTHER_BIAS_CURRENT_SETTING); _bus->write16(0x057F); _bus->writeCommand16(SSD1283A_VCOM_OTP_2); _bus->write16(0x89A1); _bus->writeCommand16(SSD1283A_OSCILLATOR); _bus->write16(0x0001); _bus->endWrite(); delay(100); _bus->beginWrite(); _bus->writeCommand16(SSD1283A_VCOM_OTP_2); _bus->write16(0x80B0); _bus->endWrite(); delay(30); _bus->beginWrite(); _bus->writeCommand16(SSD1283A_VCOM_OTP_2); _bus->write16(0xFFFE); _bus->writeCommand16(SSD1283A_DISPLAY_CONTROL); _bus->write16(0x0223); _bus->endWrite(); delay(30); _bus->beginWrite(); _bus->writeCommand16(SSD1283A_DISPLAY_CONTROL); _bus->write16(0x0233); _bus->writeCommand16(SSD1283A_DRIVER_OUTPUT_CONTROL); _bus->write16(0x2183); _bus->writeCommand16(SSD1283A_ENTRY_MODE); _bus->write16(0x6830); _bus->writeCommand16(0x2F); _bus->write16(0xFFFF); _bus->writeCommand16(SSD1283A_OSCILLATOR_FREQUENCY); _bus->write16(0x8000); _bus->writeCommand16(SSD1283A_FURTHER_BIAS_CURRENT_SETTING); _bus->write16(0x0570); _bus->writeCommand16(SSD1283A_LCD_DRIVING_WAVEFORM_CONTROL); _bus->write16(0x0300); _bus->writeCommand16(SSD1283A_FRAME_CYCLE_CONTROL); _bus->write16(0x580C); _bus->writeCommand16(SSD1283A_POWER_CONTROL_3); _bus->write16(0x0609); _bus->writeCommand16(SSD1283A_POWER_CONTROL_4); _bus->write16(0x3100); _bus->endWrite(); } void Arduino_SSD1283A::writeAddrWindow(int16_t x, int16_t y, uint16_t w, uint16_t h) { uint8_t v1 = 0, v2 = 0, v3 = 0, h1 = 0, h2 = 0, h3 = 0; // TODO: it works, but should have better way switch (_rotation) { case 1: v1 = x + w - 1 + _xStart; v2 = x + _xStart; v3 = v2; h1 = SSD1283A_TFTWIDTH - y - 1 + _yStart; h2 = SSD1283A_TFTWIDTH - y - h + _yStart; h3 = h1; break; case 2: v1 = SSD1283A_TFTWIDTH - y - 1 + _yStart; v2 = SSD1283A_TFTWIDTH - y - h + _yStart; v3 = v1; h1 = SSD1283A_TFTHEIGHT - x - 1 + _xStart; h2 = SSD1283A_TFTHEIGHT - x - w + _xStart; h3 = h1; break; case 3: v1 = SSD1283A_TFTHEIGHT - x - 1 + _xStart; v2 = SSD1283A_TFTHEIGHT - x - w + _xStart; v3 = v1; h1 = y + h - 1 + _yStart; h2 = y + _yStart; h3 = h2; break; default: // case 0: v1 = y + h - 1 + _yStart; v2 = y + _yStart; v3 = v2; h1 = x + w - 1 + _xStart; h2 = x + _xStart; h3 = h2; break; } _bus->writeCommand(SSD1283A_HORIZONTAL_RAM_ADDRESS_POSITION); _bus->write(h1); _bus->write(h2); _bus->writeCommand(SSD1283A_VERTICAL_RAM_ADDRESS_POSITION); _bus->write(v1); _bus->write(v2); _bus->writeCommand(SSD1283A_RAM_ADDRESS_SET); _bus->write(v3); _bus->write(h3); _bus->writeCommand(SSD1283A_WRITE_DATA_TO_GRAM); } /**************************************************************************/ /*! @brief Set origin of (0,0) and orientation of TFT display @param m The index for rotation, from 0-3 inclusive */ /**************************************************************************/ void Arduino_SSD1283A::setRotation(uint8_t r) { Arduino_TFT::setRotation(r); _bus->beginWrite(); switch (_rotation) { case 1: _bus->writeCommand16(SSD1283A_ENTRY_MODE); _bus->write16(0x6828); break; case 2: _bus->writeCommand(SSD1283A_ENTRY_MODE); _bus->write16(0x6800); break; case 3: _bus->writeCommand(SSD1283A_ENTRY_MODE); _bus->write16(0x6818); break; default: // case 0: _bus->writeCommand16(SSD1283A_ENTRY_MODE); _bus->write16(0x6830); break; } _bus->endWrite(); } void Arduino_SSD1283A::invertDisplay(bool) { // Not Implemented } void Arduino_SSD1283A::displayOn(void) { // Not Implemented } void Arduino_SSD1283A::displayOff(void) { // Not Implemented }