103 lines
3.8 KiB
C
103 lines
3.8 KiB
C
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/**
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* @filename : epd2in13.h
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* @brief : Header file for e-paper display library epd2in13.cpp
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* @author : Yehui from Waveshare
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*
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* Copyright (C) Waveshare September 9 2017
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documnetation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef EPD2IN13_H
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#define EPD2IN13_H
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#include "epdif.h"
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// Display resolution
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/* the resolution is 122x250 in fact */
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/* however, the logical resolution is 128x250 */
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#define EPD_WIDTH 128
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#define EPD_HEIGHT 250
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// EPD2IN13 commands
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#define DRIVER_OUTPUT_CONTROL 0x01
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#define BOOSTER_SOFT_START_CONTROL 0x0C
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#define GATE_SCAN_START_POSITION 0x0F
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#define DEEP_SLEEP_MODE 0x10
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#define DATA_ENTRY_MODE_SETTING 0x11
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#define SW_RESET 0x12
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#define TEMPERATURE_SENSOR_CONTROL 0x1A
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#define MASTER_ACTIVATION 0x20
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#define DISPLAY_UPDATE_CONTROL_1 0x21
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#define DISPLAY_UPDATE_CONTROL_2 0x22
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#define WRITE_RAM 0x24
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#define WRITE_VCOM_REGISTER 0x2C
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#define WRITE_LUT_REGISTER 0x32
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#define SET_DUMMY_LINE_PERIOD 0x3A
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#define SET_GATE_TIME 0x3B
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#define BORDER_WAVEFORM_CONTROL 0x3C
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#define SET_RAM_X_ADDRESS_START_END_POSITION 0x44
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#define SET_RAM_Y_ADDRESS_START_END_POSITION 0x45
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#define SET_RAM_X_ADDRESS_COUNTER 0x4E
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#define SET_RAM_Y_ADDRESS_COUNTER 0x4F
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#define TERMINATE_FRAME_READ_WRITE 0xFF
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extern const unsigned char lut_full_update[];
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extern const unsigned char lut_partial_update[];
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class Epd : EpdIf {
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public:
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unsigned long width;
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unsigned long height;
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Epd();
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~Epd();
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int Init(const unsigned char* lut);
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void SendCommand(unsigned char command);
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void SendData(unsigned char data);
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void WaitUntilIdle(void);
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void Reset(void);
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void SetFrameMemory(
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const unsigned char* image_buffer,
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int x,
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int y,
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int image_width,
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int image_height
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);
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void SetFrameMemory(const unsigned char* image_buffer);
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void ClearFrameMemory(unsigned char color);
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void DisplayFrame(void);
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void Sleep(void);
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private:
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unsigned int reset_pin;
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unsigned int dc_pin;
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unsigned int cs_pin;
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unsigned int busy_pin;
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const unsigned char* lut;
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void SetLut(const unsigned char* lut);
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void SetMemoryArea(int x_start, int y_start, int x_end, int y_end);
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void SetMemoryPointer(int x, int y);
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};
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#endif /* EPD2IN13_H */
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/* END OF FILE */
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