bakalarka/components/lvgl_esp32_drivers/lvgl_tft/hx8357.h
2020-03-20 18:01:25 +01:00

147 lines
5.0 KiB
C

/**
* @file HX8357.h
*
* Roughly based on the Adafruit_HX8357_Library
*
* This library should work with:
* Adafruit 3.5" TFT 320x480 + Touchscreen Breakout
* http://www.adafruit.com/products/2050
*
* Adafruit TFT FeatherWing - 3.5" 480x320 Touchscreen for Feathers
* https://www.adafruit.com/product/3651
*
*/
#ifndef HX8357_H
#define HX8357_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
#include <stdbool.h>
#include <stdint.h>
#include "lvgl/lvgl.h"
/*********************
* DEFINES
*********************/
#define DISP_BUF_SIZE (LV_HOR_RES_MAX * 40)
#define HX8357_DC CONFIG_LVGL_DISP_PIN_DC
#define HX8357_RST CONFIG_LVGL_DISP_PIN_RST
#define HX8357_BCKL CONFIG_LVGL_DISP_PIN_BCKL
#define HX8357_ENABLE_BACKLIGHT_CONTROL CONFIG_LVGL_ENABLE_BACKLIGHT_CONTROL
#if CONFIG_LVGL_BACKLIGHT_ACTIVE_LVL
#define HX8357_BCKL_ACTIVE_LVL 1
#else
#define HX8357_BCKL_ACTIVE_LVL 0
#endif
// if text/images are backwards, try setting this to 1
#define HX8357_INVERT_DISPLAY CONFIG_LVGL_INVERT_DISPLAY
/*******************
* HX8357B/D REGS
*********************/
#define HX8357D 0xD ///< Our internal const for D type
#define HX8357B 0xB ///< Our internal const for B type
#define HX8357_TFTWIDTH 320 ///< 320 pixels wide
#define HX8357_TFTHEIGHT 480 ///< 480 pixels tall
#define HX8357_NOP 0x00 ///< No op
#define HX8357_SWRESET 0x01 ///< software reset
#define HX8357_RDDID 0x04 ///< Read ID
#define HX8357_RDDST 0x09 ///< (unknown)
#define HX8357_RDPOWMODE 0x0A ///< Read power mode Read power mode
#define HX8357_RDMADCTL 0x0B ///< Read MADCTL
#define HX8357_RDCOLMOD 0x0C ///< Column entry mode
#define HX8357_RDDIM 0x0D ///< Read display image mode
#define HX8357_RDDSDR 0x0F ///< Read dosplay signal mode
#define HX8357_SLPIN 0x10 ///< Enter sleep mode
#define HX8357_SLPOUT 0x11 ///< Exit sleep mode
#define HX8357B_PTLON 0x12 ///< Partial mode on
#define HX8357B_NORON 0x13 ///< Normal mode
#define HX8357_INVOFF 0x20 ///< Turn off invert
#define HX8357_INVON 0x21 ///< Turn on invert
#define HX8357_DISPOFF 0x28 ///< Display on
#define HX8357_DISPON 0x29 ///< Display off
#define HX8357_CASET 0x2A ///< Column addr set
#define HX8357_PASET 0x2B ///< Page addr set
#define HX8357_RAMWR 0x2C ///< Write VRAM
#define HX8357_RAMRD 0x2E ///< Read VRAm
#define HX8357B_PTLAR 0x30 ///< (unknown)
#define HX8357_TEON 0x35 ///< Tear enable on
#define HX8357_TEARLINE 0x44 ///< (unknown)
#define HX8357_MADCTL 0x36 ///< Memory access control
#define HX8357_COLMOD 0x3A ///< Color mode
#define HX8357_SETOSC 0xB0 ///< Set oscillator
#define HX8357_SETPWR1 0xB1 ///< Set power control
#define HX8357B_SETDISPLAY 0xB2 ///< Set display mode
#define HX8357_SETRGB 0xB3 ///< Set RGB interface
#define HX8357D_SETCOM 0xB6 ///< Set VCOM voltage
#define HX8357B_SETDISPMODE 0xB4 ///< Set display mode
#define HX8357D_SETCYC 0xB4 ///< Set display cycle reg
#define HX8357B_SETOTP 0xB7 ///< Set OTP memory
#define HX8357D_SETC 0xB9 ///< Enable extension command
#define HX8357B_SET_PANEL_DRIVING 0xC0 ///< Set panel drive mode
#define HX8357D_SETSTBA 0xC0 ///< Set source option
#define HX8357B_SETDGC 0xC1 ///< Set DGC settings
#define HX8357B_SETID 0xC3 ///< Set ID
#define HX8357B_SETDDB 0xC4 ///< Set DDB
#define HX8357B_SETDISPLAYFRAME 0xC5 ///< Set display frame
#define HX8357B_GAMMASET 0xC8 ///< Set Gamma correction
#define HX8357B_SETCABC 0xC9 ///< Set CABC
#define HX8357_SETPANEL 0xCC ///< Set Panel
#define HX8357B_SETPOWER 0xD0 ///< Set power control
#define HX8357B_SETVCOM 0xD1 ///< Set VCOM
#define HX8357B_SETPWRNORMAL 0xD2 ///< Set power normal
#define HX8357B_RDID1 0xDA ///< Read ID #1
#define HX8357B_RDID2 0xDB ///< Read ID #2
#define HX8357B_RDID3 0xDC ///< Read ID #3
#define HX8357B_RDID4 0xDD ///< Read ID #4
#define HX8357D_SETGAMMA 0xE0 ///< Set Gamma
#define HX8357B_SETGAMMA 0xC8 ///< Set Gamma
#define HX8357B_SETPANELRELATED 0xE9 ///< Set panel related
/**********************
* TYPEDEFS
**********************/
/**********************
* GLOBAL PROTOTYPES
**********************/
void hx8357_init(uint8_t displayType);
void hx8357_flush(lv_disp_drv_t * drv, const lv_area_t * area, lv_color_t * color_map);
void hx8357_enable_backlight(bool backlight);
void hx8357_set_rotation(uint8_t r);
/**********************
* MACROS
**********************/
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /*HX8357_H*/