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st7735s.h
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/**
* @file lv_templ.h
*
*/
#ifndef ST7735S_H
#define ST7735S_H
#ifdef __cplusplus
extern "C" {
#endif
/*********************
* INCLUDES
*********************/
#include <stdbool.h>
#ifdef LV_LVGL_H_INCLUDE_SIMPLE
#include "lvgl.h"
#else
#include "lvgl/lvgl.h"
#endif
/*********************
* DEFINES
*********************/
#define DISP_BUF_SIZE (LV_HOR_RES_MAX * 40)
#define ST7735S_DC CONFIG_LV_DISP_PIN_DC
#define ST7735S_RST CONFIG_LV_DISP_PIN_RST
#define ST7735S_USE_RST CONFIG_LV_DISP_USE_RST
#define ST7735S_INVERT_COLORS CONFIG_LV_INVERT_COLORS
// Defines are taken from
// https://raw.githubusercontent.com/m5stack/M5StickC/master/src/utility/ST7735_Defines.h
// and are modified to fit to the M5StickC device, and are taken from
// https://github.com/adafruit/Adafruit-ST7735-Library
//
#define ST7735_GREENTAB160x80 // For 160 x 80 display (BGR, inverted, 26 / 1 offset)
// TODO: this should be config option
#if CONFIG_LV_HOR_RES_MAX==128 && CONFIG_LV_VER_RES_MAX==128
#define COLSTART 2
#define ROWSTART 3
#elif CONFIG_LV_HOR_RES_MAX==128 && CONFIG_LV_VER_RES_MAX==80
#define COLSTART 26
#define ROWSTART 1
#else
#define COLSTART 0
#define ROWSTART 0
#endif
// Delay between some initialisation commands
#define TFT_INIT_DELAY 0x80
#define TFT_NOP 0x00
#define TFT_SWRST 0x01
#define TFT_CASET 0x2A
#define TFT_PASET 0x2B
#define TFT_RAMWR 0x2C
#define TFT_RAMRD 0x2E
#define TFT_IDXRD 0x00
#define TFT_MADCTL 0x36
#define TFT_MAD_MY 0x80
#define TFT_MAD_MX 0x40
#define TFT_MAD_MV 0x20
#define TFT_MAD_ML 0x10
#define TFT_MAD_BGR 0x08
#define TFT_MAD_MH 0x04
#define TFT_MAD_RGB 0x00
#define TFT_INVOFF 0x20
#define TFT_INVON 0x21
// ST7735 specific commands used in init
#define ST7735_NOP 0x00
#define ST7735_SWRESET 0x01
#define ST7735_RDDID 0x04
#define ST7735_RDDST 0x09
#define ST7735_SLPIN 0x10
#define ST7735_SLPOUT 0x11
#define ST7735_PTLON 0x12
#define ST7735_NORON 0x13
#define ST7735_INVOFF 0x20
#define ST7735_INVON 0x21
#define ST7735_DISPOFF 0x28
#define ST7735_DISPON 0x29
#define ST7735_CASET 0x2A
#define ST7735_RASET 0x2B
#define ST7735_RAMWR 0x2C
#define ST7735_RAMRD 0x2E
#define ST7735_PTLAR 0x30
#define ST7735_VSCRDEF 0x33
#define ST7735_COLMOD 0x3A
#define ST7735_MADCTL 0x36
#define ST7735_VSCRSADD 0x37
#define ST7735_FRMCTR1 0xB1
#define ST7735_FRMCTR2 0xB2
#define ST7735_FRMCTR3 0xB3
#define ST7735_INVCTR 0xB4
#define ST7735_DISSET5 0xB6
#define ST7735_PWCTR1 0xC0
#define ST7735_PWCTR2 0xC1
#define ST7735_PWCTR3 0xC2
#define ST7735_PWCTR4 0xC3
#define ST7735_PWCTR5 0xC4
#define ST7735_VMCTR1 0xC5
#define ST7735_RDID1 0xDA
#define ST7735_RDID2 0xDB
#define ST7735_RDID3 0xDC
#define ST7735_RDID4 0xDD
#define ST7735_PWCTR6 0xFC
#define ST7735_GMCTRP1 0xE0
#define ST7735_GMCTRN1 0xE1
#define ST77XX_MADCTL_MY 0x80
#define ST77XX_MADCTL_MX 0x40
#define ST77XX_MADCTL_MV 0x20
#define ST77XX_MADCTL_ML 0x10
#define ST77XX_MADCTL_RGB 0x00
#define ST77XX_MADCTL_BGR 0x08
/**********************
* TYPEDEFS
**********************/
/**********************
* GLOBAL PROTOTYPES
**********************/
void st7735s_init(void);
void st7735s_flush(lv_disp_drv_t * drv, const lv_area_t * area, lv_color_t * color_map);
void st7735s_sleep_in(void);
void st7735s_sleep_out(void);
/**********************
* MACROS
**********************/
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /*ST7735S_H*/