2020-06-16 04:05:33 +02:00
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/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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2020-07-23 05:20:14 +02:00
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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2020-06-16 04:05:33 +02:00
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*
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*/
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#include "../../../../inc/MarlinConfigPre.h"
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2020-07-25 07:52:07 +02:00
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#if ENABLED(TFT_LVGL_UI_SPI)
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2020-06-16 04:05:33 +02:00
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2020-07-25 07:52:07 +02:00
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#include "SPI_TFT.h"
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#include "pic_manager.h"
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2020-06-16 04:05:33 +02:00
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2020-07-25 07:52:07 +02:00
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#include "../../../../inc/MarlinConfig.h"
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2020-06-16 04:05:33 +02:00
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2020-07-25 07:52:07 +02:00
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#include <SPI.h>
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TFT SPI_TFT;
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#ifndef SPI_TFT_MISO_PIN
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#define SPI_TFT_MISO_PIN PA6
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#endif
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#ifndef SPI_TFT_MOSI_PIN
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#define SPI_TFT_MOSI_PIN PA7
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#endif
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#ifndef SPI_TFT_SCK_PIN
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#define SPI_TFT_SCK_PIN PA5
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#endif
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#ifndef SPI_TFT_CS_PIN
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#define SPI_TFT_CS_PIN PD11
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#endif
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#ifndef SPI_TFT_DC_PIN
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#define SPI_TFT_DC_PIN PD10
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#endif
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#ifndef SPI_TFT_RST_PIN
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#define SPI_TFT_RST_PIN PC6
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#endif
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2020-06-16 04:05:33 +02:00
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// use SPI1 for the spi tft.
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2020-07-25 07:52:07 +02:00
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void TFT::spi_init(uint8_t spiRate) {
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2020-06-16 04:05:33 +02:00
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2020-07-25 07:52:07 +02:00
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SPI_TFT_CS_H;
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2020-06-16 04:05:33 +02:00
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2020-07-25 07:52:07 +02:00
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/**
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* STM32F1 APB2 = 72MHz, APB1 = 36MHz, max SPI speed of this MCU if 18Mhz
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* STM32F1 has 3 SPI ports, SPI1 in APB2, SPI2/SPI3 in APB1
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* so the minimum prescale of SPI1 is DIV4, SPI2/SPI3 is DIV2
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*/
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uint8_t clock;
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switch (spiRate) {
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case SPI_FULL_SPEED: clock = SPI_CLOCK_DIV4; break;
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case SPI_HALF_SPEED: clock = SPI_CLOCK_DIV4; break;
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case SPI_QUARTER_SPEED: clock = SPI_CLOCK_DIV8; break;
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case SPI_EIGHTH_SPEED: clock = SPI_CLOCK_DIV16; break;
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case SPI_SPEED_5: clock = SPI_CLOCK_DIV32; break;
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case SPI_SPEED_6: clock = SPI_CLOCK_DIV64; break;
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default: clock = SPI_CLOCK_DIV2; // Default from the SPI library
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2020-06-16 04:05:33 +02:00
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}
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2020-07-25 07:52:07 +02:00
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SPI.setModule(1);
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SPI.begin();
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SPI.setClockDivider(clock);
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SPI.setBitOrder(MSBFIRST);
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SPI.setDataMode(SPI_MODE0);
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}
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uint8_t TFT::spi_Rec() {
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uint8_t returnByte = SPI.transfer(ff);
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return returnByte;
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}
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uint8_t TFT::spi_read_write_byte(uint8_t data) {
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uint8_t returnByte = SPI.transfer(data);
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return returnByte;
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}
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2020-06-16 04:05:33 +02:00
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/**
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* @brief Receive a number of bytes from the SPI port to a buffer
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*
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* @param buf Pointer to starting address of buffer to write to.
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* @param nbyte Number of bytes to receive.
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* @return Nothing
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*
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* @details Uses DMA
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*/
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2020-07-25 07:52:07 +02:00
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void TFT::spi_Read(uint8_t* buf, uint16_t nbyte) {SPI.dmaTransfer(0, const_cast<uint8_t*>(buf), nbyte);}
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2020-06-16 04:05:33 +02:00
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/**
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* @brief Send a single byte on SPI port
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*
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* @param b Byte to send
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*
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* @details
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*/
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2020-07-25 07:52:07 +02:00
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void TFT::spi_Send(uint8_t b) {SPI.send(b);}
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2020-06-16 04:05:33 +02:00
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/**
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* @brief Write token and then write from 512 byte buffer to SPI (for SD card)
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*
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* @param buf Pointer with buffer start address
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* @return Nothing
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*
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* @details Use DMA
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*/
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2020-07-25 07:52:07 +02:00
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void TFT::spi_SendBlock(uint8_t token, const uint8_t* buf) {
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SPI.send(token);
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SPI.dmaSend(const_cast<uint8_t*>(buf), 512);
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}
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2020-06-16 04:05:33 +02:00
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2020-07-25 07:52:07 +02:00
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void TFT::LCD_WR_REG(uint8_t cmd) {
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SPI_TFT_CS_L;
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SPI_TFT_DC_L;
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spi_Send(cmd);
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SPI_TFT_CS_H;
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}
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void TFT::LCD_WR_DATA(uint8_t data) {
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SPI_TFT_CS_L;
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SPI_TFT_DC_H;
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spi_Send(data);
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SPI_TFT_CS_H;
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}
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void TFT::LCD_WriteRAM_Prepare() {LCD_WR_REG(0X2C);}
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void TFT::SetCursor(uint16_t x, uint16_t y) {
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LCD_WR_REG(0x2A);
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LCD_WR_DATA(x >> 8);
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LCD_WR_DATA(x);
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LCD_WR_DATA(x >> 8);
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LCD_WR_DATA(x);
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LCD_WR_REG(0x2B);
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LCD_WR_DATA(y >> 8);
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LCD_WR_DATA(y);
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LCD_WR_DATA(y >> 8);
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LCD_WR_DATA(y);
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}
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void TFT::SetPoint(uint16_t x, uint16_t y, uint16_t point) {
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if ((x > 480) || (y > 320)) return;
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SetCursor(x, y);
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LCD_WriteRAM_Prepare();
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LCD_WR_DATA((uint8_t)(point >> 8));
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LCD_WR_DATA((uint8_t)point);
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}
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void TFT::SetWindows(uint16_t x, uint16_t y, uint16_t with, uint16_t height) {
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LCD_WR_REG(0x2A);
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LCD_WR_DATA(x >> 8);
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LCD_WR_DATA(x);
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LCD_WR_DATA((x + with - 1) >> 8);
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LCD_WR_DATA((x + with - 1));
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LCD_WR_REG(0x2B);
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LCD_WR_DATA(y >> 8);
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LCD_WR_DATA(y);
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LCD_WR_DATA((y + height - 1) >> 8);
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LCD_WR_DATA(y + height - 1);
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}
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void TFT::LCD_init() {
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SPI_TFT_RST_H;
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delay(150);
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SPI_TFT_RST_L;
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delay(150);
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SPI_TFT_RST_H;
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delay(120);
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LCD_WR_REG(0x11);
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delay(120);
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LCD_WR_REG(0xF0);
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LCD_WR_DATA(0xC3);
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LCD_WR_REG(0xF0);
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LCD_WR_DATA(0x96);
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LCD_WR_REG(0x36);
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LCD_WR_DATA(0x28);
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LCD_WR_REG(0x3A);
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LCD_WR_DATA(0x55);
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LCD_WR_REG(0xB4);
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LCD_WR_DATA(0x01);
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LCD_WR_REG(0xB7);
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LCD_WR_DATA(0xC6);
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LCD_WR_REG(0xE8);
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LCD_WR_DATA(0x40);
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LCD_WR_DATA(0x8A);
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LCD_WR_DATA(0x00);
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LCD_WR_DATA(0x00);
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LCD_WR_DATA(0x29);
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LCD_WR_DATA(0x19);
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LCD_WR_DATA(0xA5);
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LCD_WR_DATA(0x33);
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LCD_WR_REG(0xC1);
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LCD_WR_DATA(0x06);
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LCD_WR_REG(0xC2);
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LCD_WR_DATA(0xA7);
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LCD_WR_REG(0xC5);
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LCD_WR_DATA(0x18);
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LCD_WR_REG(0xE0); // Positive Voltage Gamma Control
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LCD_WR_DATA(0xF0);
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LCD_WR_DATA(0x09);
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LCD_WR_DATA(0x0B);
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LCD_WR_DATA(0x06);
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LCD_WR_DATA(0x04);
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LCD_WR_DATA(0x15);
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LCD_WR_DATA(0x2F);
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LCD_WR_DATA(0x54);
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LCD_WR_DATA(0x42);
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LCD_WR_DATA(0x3C);
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LCD_WR_DATA(0x17);
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LCD_WR_DATA(0x14);
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LCD_WR_DATA(0x18);
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LCD_WR_DATA(0x1B);
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LCD_WR_REG(0xE1); // Negative Voltage Gamma Control
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LCD_WR_DATA(0xF0);
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LCD_WR_DATA(0x09);
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LCD_WR_DATA(0x0B);
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LCD_WR_DATA(0x06);
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LCD_WR_DATA(0x04);
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LCD_WR_DATA(0x03);
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LCD_WR_DATA(0x2D);
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LCD_WR_DATA(0x43);
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LCD_WR_DATA(0x42);
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LCD_WR_DATA(0x3B);
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LCD_WR_DATA(0x16);
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LCD_WR_DATA(0x14);
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LCD_WR_DATA(0x17);
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LCD_WR_DATA(0x1B);
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LCD_WR_REG(0xF0);
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LCD_WR_DATA(0x3C);
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LCD_WR_REG(0xF0);
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LCD_WR_DATA(0x69);
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delay(120); // Delay 120ms
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LCD_WR_REG(0x29); // Display ON
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LCD_clear(0x0000); //
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LCD_Draw_Logo();
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SPI_TFT_BLK_H;
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delay(2000);
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}
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void TFT::LCD_clear(uint16_t color) {
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unsigned int i;
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uint8_t tbuf[960];
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SetCursor(0, 0);
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SetWindows(0, 0, 480 - 1, 320 - 1);
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LCD_WriteRAM_Prepare();
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SPI_TFT_CS_L;
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SPI_TFT_DC_H;
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for (i = 0; i < 960;) {
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tbuf[i] = color >> 8;
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tbuf[i + 1] = color;
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i += 2;
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2020-06-16 04:05:33 +02:00
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}
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2020-07-25 07:52:07 +02:00
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for (i = 0; i < 320; i++) {
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// for (m=0;m<480;m++)
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// {
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// LCD_WR_DATA(color>>8);
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// LCD_WR_DATA(color);
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SPI.dmaSend(tbuf, 960, true);
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// SPI_TFT_CS_H;
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// }
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2020-06-16 04:05:33 +02:00
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}
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2020-07-25 07:52:07 +02:00
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SPI_TFT_CS_H;
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}
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2020-06-16 04:05:33 +02:00
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2020-07-25 07:52:07 +02:00
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extern unsigned char bmp_public_buf[17 * 1024];
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void TFT::LCD_Draw_Logo() {
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uint16_t i,y_off = 0;
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uint16_t *p_index;
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uint16_t Color;
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#if 1
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for (y_off = 0; y_off < 320; y_off ++) {
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Pic_Logo_Read((uint8_t *)"", (uint8_t *)bmp_public_buf, 960);
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SPI_TFT.spi_init(SPI_FULL_SPEED);
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SetWindows(0, y_off, 480, 1);
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LCD_WriteRAM_Prepare(); /* Prepare to write GRAM */
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for (i = 0; i < 960;) {
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p_index = (uint16_t *)(&bmp_public_buf[i]);
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Color = (*p_index >> 8);
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*p_index = Color | ((*p_index & 0xFF) << 8);
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i+=2;
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}
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SPI_TFT_CS_L;
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SPI_TFT_DC_H;
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SPI.dmaSend(bmp_public_buf,960,true);
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SPI_TFT_CS_H;
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2020-06-16 04:05:33 +02:00
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}
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2020-07-25 07:52:07 +02:00
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#else
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for (index = 0; index < 40; index ++) {
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Pic_Logo_Read((uint8_t *)"", bmp_public_buf, 480*8*2);
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i = 0;
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SetCursor(0,0);
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SetWindows(0, y_off * 8, 480, 8);
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LCD_WriteRAM_Prepare(); /* Prepare to write GRAM */
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for (i = 0; i < 480 * 8 * 2;) {
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p_index = (uint16_t *)(&bmp_public_buf[i]);
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Color = (*p_index >> 8);
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*p_index = Color | ((*p_index & 0xFF) << 8);
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i += 2;
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}
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SPI_TFT_CS_L;
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SPI_TFT_DC_H;
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SPI.dmaSend(bmp_public_buf,480*8*2,true);
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SPI_TFT_CS_H;
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y_off++;
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2020-06-16 04:05:33 +02:00
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}
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2020-07-25 07:52:07 +02:00
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#endif
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SetWindows(0, 0, 479, 319);
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}
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2020-06-16 04:05:33 +02:00
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2020-07-25 07:52:07 +02:00
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#endif // HAS_TFT_LVGL_UI_SPI
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