2020-01-29 17:30:50 +00:00
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/*
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* Author: LoBo (loboris@gmail.com, loboris.github)
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*
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* Module supporting SPI ePaper displays
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*
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* HIGH SPEED LOW LEVEL DISPLAY FUNCTIONS
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* USING DIRECT or DMA SPI TRANSFER MODEs
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*
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*/
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#ifndef _EPDSPI_H_
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#define _EPDSPI_H_
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#include <stdint.h>
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2020-02-02 21:13:42 +00:00
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#include "spidriver/spi_master_lobo.h"
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2020-01-29 17:30:50 +00:00
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2020-01-29 20:51:49 +00:00
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#ifdef __cplusplus
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extern "C" {
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#endif
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2020-01-29 17:30:50 +00:00
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#define EPD_DISPLAY_WIDTH 296
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#define EPD_DISPLAY_HEIGHT 128
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2020-01-29 20:51:49 +00:00
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#define SCK_Pin ((gpio_num_t)18)
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#define MOSI_Pin ((gpio_num_t)23)
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2020-01-29 17:30:50 +00:00
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//#define MISO_Pin 19
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2020-01-29 20:51:49 +00:00
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#define DC_Pin ((gpio_num_t)17)//26
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#define BUSY_Pin ((gpio_num_t)4)//32
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#define RST_Pin ((gpio_num_t)16)//27
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#define CS_Pin ((gpio_num_t)5)
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2020-01-29 17:30:50 +00:00
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// ePaper display can be powered from GPIO
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// if powered directly from Vcc, set this to 0
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2020-01-29 20:51:49 +00:00
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#define POWER_Pin ((gpio_num_t)22)
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2020-01-29 17:30:50 +00:00
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#define DC_VAL (1 << DC_Pin)
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#define EPD_CS_0 gpio_set_level(CS_Pin, 0)
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#define EPD_CS_1 gpio_set_level(CS_Pin, 1)
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#define isEPD_CS gpio_get_level(CS_Pin)
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#define EPD_RST_0 gpio_set_level(RST_Pin, 0)
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#define EPD_RST_1 gpio_set_level(RST_Pin, 1)
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#define isEPD_RST gpio_get_level(RST_Pin)
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#define EPD_DC_0 gpio_set_level(DC_Pin, 0)
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#define EPD_DC_1 gpio_set_level(DC_Pin, 1)
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#define isEPD_BUSY gpio_get_level(BUSY_Pin)
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#define EPD_BUSY_LEVEL 0
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// ==================================================
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// Define which spi bus to use VSPI_HOST or HSPI_HOST
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#define SPI_BUS VSPI_HOST
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// ==================================================
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2020-01-29 20:51:49 +00:00
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extern spi_lobo_device_handle_t disp_spi;
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extern uint8_t *gs_disp_buffer;
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extern uint8_t *disp_buffer;
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extern uint8_t *gs_drawBuff;
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extern uint8_t *drawBuff;
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extern int _width;
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extern int _height;
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extern uint16_t gs_used_shades;
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extern uint8_t _gs;
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extern uint8_t *LUT_part;
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extern uint8_t LUTDefault_fastest[31];
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extern uint8_t LUTDefault_part[31];
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extern uint8_t LUT_gs[31];
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extern uint8_t LUTDefault_full[31];
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extern uint8_t lvl_buf[16];
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extern uint8_t lvl_buf_jpg[16];
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2020-01-29 17:30:50 +00:00
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void EPD_wait(uint32_t ms);
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void EPD_DisplaySetFull(uint8_t val);
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void EPD_DisplaySetPart(int xStart, int xEnd, uint8_t yStart, uint8_t yEnd, uint8_t val);
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void EPD_DisplayClearFull();
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void EPD_DisplayClearPart();
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void EPD_DisplayFull(uint8_t *DisBuffer);
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void EPD_DisplayPart(int xStart, int xEnd, uint8_t yStart, uint8_t yEnd, uint8_t *DisBuffer);
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void EPD_gsUpdate(int xStart, int xEnd, uint8_t yStart, uint8_t yEnd, uint8_t gs);
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void EPD_Update(int xStart, int xEnd, uint8_t yStart, uint8_t yEnd);
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void EPD_UpdateScreen();
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void EPD_Cls();
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void EPD_PowerOn();
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void EPD_PowerOff();
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2020-01-29 20:51:49 +00:00
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#ifdef __cplusplus
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}
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#endif
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2020-01-29 17:30:50 +00:00
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#endif
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