diff options
Diffstat (limited to 'Marlin/src/HAL/STM32F1/tft/tft_fsmc.h')
-rw-r--r-- | Marlin/src/HAL/STM32F1/tft/tft_fsmc.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/Marlin/src/HAL/STM32F1/tft/tft_fsmc.h b/Marlin/src/HAL/STM32F1/tft/tft_fsmc.h new file mode 100644 index 0000000..d9ee1f4 --- /dev/null +++ b/Marlin/src/HAL/STM32F1/tft/tft_fsmc.h @@ -0,0 +1,71 @@ +/** + * Marlin 3D Printer Firmware + * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin] + * + * Based on Sprinter and grbl. + * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm + * + * 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 <https://www.gnu.org/licenses/>. + * + */ +#pragma once + +#ifndef LCD_READ_ID + #define LCD_READ_ID 0x04 // Read display identification information (0xD3 on ILI9341) +#endif +#ifndef LCD_READ_ID4 + #define LCD_READ_ID4 0xD3 // Read display identification information (0xD3 on ILI9341) +#endif + +#include <libmaple/dma.h> + +#define DATASIZE_8BIT DMA_SIZE_8BITS +#define DATASIZE_16BIT DMA_SIZE_16BITS +#define TFT_IO_DRIVER TFT_FSMC + +typedef struct { + __IO uint16_t REG; + __IO uint16_t RAM; +} LCD_CONTROLLER_TypeDef; + +class TFT_FSMC { + private: + static LCD_CONTROLLER_TypeDef *LCD; + + static uint32_t ReadID(uint16_t Reg); + static void Transmit(uint16_t Data); + static void TransmitDMA(uint32_t MemoryIncrease, uint16_t *Data, uint16_t Count); + + public: + static void Init(); + static uint32_t GetID(); + static bool isBusy(); + static void Abort(); + + static void DataTransferBegin(uint16_t DataWidth = DATASIZE_16BIT) {}; + static void DataTransferEnd() {}; + + static void WriteData(uint16_t Data) { Transmit(Data); } + static void WriteReg(uint16_t Reg); + + static void WriteSequence(uint16_t *Data, uint16_t Count) { TransmitDMA(DMA_PINC_MODE, Data, Count); } + static void WriteMultiple(uint16_t Color, uint16_t Count) { static uint16_t Data; Data = Color; TransmitDMA(DMA_CIRC_MODE, &Data, Count); } + static void WriteMultiple(uint16_t Color, uint32_t Count) { + static uint16_t Data; Data = Color; + while (Count > 0) { + TransmitDMA(DMA_CIRC_MODE, &Data, Count > 0xFFFF ? 0xFFFF : Count); + Count = Count > 0xFFFF ? Count - 0xFFFF : 0; + } + } +}; |