keychron_qmk_firmware/drivers/qwiic/micro_oled.h

/* Jim Lindblom @ SparkFun Electronics
 * October 26, 2014
 * https://github.com/sparkfun/Micro_OLED_Breakout/tree/master/Firmware/Arduino/libraries/SFE_MicroOLED
 *
 * Modified by:
 * Emil Varughese @ Edwin Robotics Pvt. Ltd.
 * July 27, 2015
 * https://github.com/emil01/SparkFun_Micro_OLED_Arduino_Library/
 *
 * This code was heavily based around the MicroView library, written by GeekAmmo
 * (https://github.com/geekammo/MicroView-Arduino-Library).
 *
 * Adapted for QMK by:
 * Jack Humbert <jack.humb@gmail.com>
 * October 11, 2018
 *
 * 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 <http://www.gnu.org/licenses/>.
 */
#pragma once

#include "qwiic.h"

void micro_oled_init(void);

void send_command(uint8_t command);
void send_data(uint8_t data);
void set_page_address(uint8_t address);
void set_column_address(uint8_t address);
void clear_screen(void);
void clear_buffer(void);
void send_buffer(void);
void draw_pixel(uint8_t x, uint8_t y, uint8_t color, uint8_t mode);
void draw_line(uint8_t x0, uint8_t y0, uint8_t x1, uint8_t y1, uint8_t color, uint8_t mode);
void draw_line_hori(uint8_t x, uint8_t y, uint8_t width, uint8_t color, uint8_t mode);
void draw_line_vert(uint8_t x, uint8_t y, uint8_t height, bool color, uint8_t mode);
void draw_rect(uint8_t x, uint8_t y, uint8_t width, uint8_t height, uint8_t color, uint8_t mode);
void draw_rect_soft(uint8_t x, uint8_t y, uint8_t width, uint8_t height, uint8_t color, uint8_t mode);
void draw_rect_filled(uint8_t x, uint8_t y, uint8_t width, uint8_t height, uint8_t color, uint8_t mode);
void draw_rect_filled_soft(uint8_t x, uint8_t y, uint8_t width, uint8_t height, uint8_t color, uint8_t mode);
void draw_char(uint8_t x, uint8_t y, uint8_t c, uint8_t color, uint8_t mode, uint8_t font);
void draw_string(uint8_t x, uint8_t y, char * string, uint8_t color, uint8_t mode, uint8_t font);

#define I2C_ADDRESS_SA0_0 0b0111100
#ifndef I2C_ADDRESS_SA0_1
#define I2C_ADDRESS_SA0_1 0b0111101
#endif
#define I2C_COMMAND 0x00
#define I2C_DATA 0x40
#define PIXEL_OFF 0
#define PIXEL_ON  1

#ifndef LCDWIDTH
#define LCDWIDTH      64
#endif
#ifndef LCDWIDTH
#define LCDHEIGHT     48
#endif
#define FONTHEADERSIZE    6

#define NORM        0
#define XOR         1

#define PAGE        0
#define ALL         1

#define WIDGETSTYLE0      0
#define WIDGETSTYLE1      1
#define WIDGETSTYLE2      2

#define SETCONTRAST     0x81
#define DISPLAYALLONRESUME  0xA4
#define DISPLAYALLON    0xA5
#define NORMALDISPLAY     0xA6
#define INVERTDISPLAY     0xA7
#define DISPLAYOFF      0xAE
#define DISPLAYON       0xAF
#define SETDISPLAYOFFSET  0xD3
#define SETCOMPINS      0xDA
#define SETVCOMDESELECT   0xDB
#define SETDISPLAYCLOCKDIV  0xD5
#define SETPRECHARGE    0xD9
#define SETMULTIPLEX    0xA8
#define SETLOWCOLUMN    0x00
#define SETHIGHCOLUMN     0x10
#define SETSTARTLINE    0x40
#define MEMORYMODE      0x20
#define COMSCANINC      0xC0
#define COMSCANDEC      0xC8
#define SEGREMAP      0xA0
#define CHARGEPUMP      0x8D
#define EXTERNALVCC     0x01
#define SWITCHCAPVCC    0x02

// Scroll
#define ACTIVATESCROLL          0x2F
#define DEACTIVATESCROLL        0x2E
#define SETVERTICALSCROLLAREA       0xA3
#define RIGHTHORIZONTALSCROLL       0x26
#define LEFT_HORIZONTALSCROLL       0x27
#define VERTICALRIGHTHORIZONTALSCROLL 0x29
#define VERTICALLEFTHORIZONTALSCROLL  0x2A

typedef enum CMD {
  CMD_CLEAR,      //0
  CMD_INVERT,     //1
  CMD_CONTRAST,   //2
  CMD_DISPLAY,    //3
  CMD_SETCURSOR,    //4
  CMD_PIXEL,      //5
  CMD_LINE,     //6
  CMD_LINEH,      //7
  CMD_LINEV,      //8
  CMD_RECT,     //9
  CMD_RECTFILL,   //10
  CMD_CIRCLE,     //11
  CMD_CIRCLEFILL,   //12
  CMD_DRAWCHAR,   //13
  CMD_DRAWBITMAP,   //14
  CMD_GETLCDWIDTH,  //15
  CMD_GETLCDHEIGHT, //16
  CMD_SETCOLOR,   //17
  CMD_SETDRAWMODE   //18
} commCommand_t;