arduino/TFT_eSPI
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Add support for SSD1351! (128*128 OLED)

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TODO:
Implement read functions as well..
This commit is contained in:
arduino12 2021-04-26 20:40:18 +03:00
parent fa8ff798e1
commit e1161c17f4
10 changed files with 147 additions and 12 deletions
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8
Processors/TFT_eSPI_ESP32.h
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@ -454,7 +454,13 @@
#define tft_Write_32(C) TFT_WRITE_BITS(C, 32)
// Write two address coordinates
#define tft_Write_32C(C,D) TFT_WRITE_BITS((uint16_t)((D)<<8 | (D)>>8)<<16 | (uint16_t)((C)<<8 | (C)>>8), 32)
#define tft_Write_16C(C,D) TFT_WRITE_BITS((uint16_t)(D)<<8 | (C), 16)
// Write same value twice
#define tft_Write_16D(C) TFT_WRITE_BITS((uint16_t)(C)<<8 | (C), 16)
// Write two address coordinates
#define tft_Write_32C(C,D) TFT_WRITE_BITS((uint16_t)((D)<<8 | (D)>>8)<<16 | (uint16_t)((C)<<8 | (C)>>8), 32)
// Write same value twice
#define tft_Write_32D(C) TFT_WRITE_BITS((uint16_t)((C)<<8 | (C)>>8)<<16 | (uint16_t)((C)<<8 | (C)>>8), 32)

1
README.md
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@ -44,6 +44,7 @@ Displays using the following controllers are supported:
* ILI9488
* HX8357D
* S6D02A1
* SSD1351
* SSD1963
* ST7735
* ST7789

28
TFT_Drivers/SSD1351_Defines.h Normal file
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@ -0,0 +1,28 @@
#ifndef TFT_WIDTH
#define TFT_WIDTH 128
#endif
#ifndef TFT_HEIGHT
#define TFT_HEIGHT 128
#endif
#ifndef tft_Write_16D
#define tft_Write_16C(C) tft_Write_8(C); tft_Write_8(C);
#endif
#ifndef tft_Write_16C
#define tft_Write_16C(C,D) tft_Write_8(C); tft_Write_8(D);
#endif
// Delay between some initialisation commands
#define TFT_INIT_DELAY 0x80
// Generic commands used by TFT_eSPI.cpp
#define TFT_NOP 0x00
#define TFT_SWRST TFT_NOP
#define TFT_CASET 0x15 // SETCOLUMN
#define TFT_PASET 0x75 // SETROW
#define TFT_RAMWR 0x5C // WRITERAM
#define TFT_RAMRD 0x5D // READRAM
#define TFT_IDXRD TFT_NOP
#define TFT_INVOFF 0xA6 // NORMALDISPLAY
#define TFT_INVON 0xA7 // INVERTDISPLAY

35
TFT_Drivers/SSD1351_Init.h Normal file
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@ -0,0 +1,35 @@
{
writecommand(0xFD); // COMMANDLOCK
writedata(0x12);
writecommand(0xFD); // COMMANDLOCK
writedata(0xB1);
writecommand(0xAE); // DISPLAYOFF
writecommand(0xB3); // CLOCKDIV
writedata(0xF1);
writecommand(0xCA); // MUXRATIO
writedata(127);
writecommand(0xA2); // DISPLAYOFFSET
writedata(0x00);
writecommand(0xB5); // SETGPIO
writedata(0x00);
writecommand(0xAB); // FUNCTIONSELECT
writedata(0x01);
writecommand(0xB1); // PRECHARGE
writedata(0x32);
writecommand(0xBE); // VCOMH
writedata(0x05);
writecommand(0xA6); // NORMALDISPLAY
writecommand(0xC1); // CONTRASTABC
writedata(0xC8);
writedata(0x80);
writedata(0xC8);
writecommand(0xC7); // CONTRASTMASTER
writedata(0x0F);
writecommand(0xB4); // SETVSL
writedata(0xA0);
writedata(0xB5);
writedata(0x55);
writecommand(0xB6); // PRECHARGE2
writedata(0x01);
writecommand(0xAF); // DISPLAYON
}

34
TFT_Drivers/SSD1351_Rotation.h Normal file
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@ -0,0 +1,34 @@
// This is the command sequence that rotates the SSD1351 driver coordinate frame
rotation = m % 4; // Limit the range of values to 0-3
uint8_t madctl = 0x64;
switch (rotation) {
case 0:
madctl |= 0x10;
_width = _init_width;
_height = _init_height;
break;
case 1:
madctl |= 0x13;
_width = _init_height;
_height = _init_width;
break;
case 2:
madctl |= 0x02;
_width = _init_width;
_height = _init_height;
break;
case 3:
madctl |= 0x01;
_width = _init_height;
_height = _init_width;
break;
}
writecommand(0xA0); // SETREMAP
writedata(madctl);
writecommand(0xA1); // STARTLINE
writedata(rotation < 2 ? TFT_HEIGHT : 0);

43
TFT_eSPI.cpp
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@ -644,6 +644,9 @@ void TFT_eSPI::init(uint8_t tc)
#elif defined (ST7789_2_DRIVER)
#include "TFT_Drivers/ST7789_2_Init.h"
#elif defined (SSD1351_DRIVER)
#include "TFT_Drivers/SSD1351_Init.h"
#elif defined (SSD1963_DRIVER)
#include "TFT_Drivers/SSD1963_Init.h"
@ -729,6 +732,9 @@ void TFT_eSPI::setRotation(uint8_t m)
#elif defined (ST7789_2_DRIVER)
#include "TFT_Drivers/ST7789_2_Rotation.h"
#elif defined (SSD1351_DRIVER)
#include "TFT_Drivers/SSD1351_Rotation.h"
#elif defined (SSD1963_DRIVER)
#include "TFT_Drivers/SSD1963_Rotation.h"
@ -3030,11 +3036,10 @@ void TFT_eSPI::setAddrWindow(int32_t x0, int32_t y0, int32_t w, int32_t h)
void TFT_eSPI::setWindow(int32_t x0, int32_t y0, int32_t x1, int32_t y1)
{
//begin_tft_write(); // Must be called before setWindow
#if defined (ILI9225_DRIVER)
if (rotation & 0x01) { swap_coord(x0, y0); swap_coord(x1, y1); }
addr_row = 0xFFFF;
addr_col = 0xFFFF;
#if defined (ILI9225_DRIVER)
if (rotation & 0x01) { swap_coord(x0, y0); swap_coord(x1, y1); }
DC_C; tft_Write_8(TFT_CASET1);
DC_D; tft_Write_16(x0);
@ -3054,16 +3059,24 @@ void TFT_eSPI::setWindow(int32_t x0, int32_t y0, int32_t x1, int32_t y1)
// write to RAM
DC_C; tft_Write_8(TFT_RAMWR);
DC_D;
#elif defined (SSD1351_DRIVER)
if (rotation & 1) {
swap_coord(x0, y0);
swap_coord(x1, y1);
}
#else // Not ILI9225
DC_C; tft_Write_8(TFT_CASET);
DC_D; tft_Write_16C(x0, x1);
DC_C; tft_Write_8(TFT_PASET);
DC_D; tft_Write_16C(y0, y1);
DC_C; tft_Write_8(TFT_RAMWR);
DC_D;
#else
#if defined (SSD1963_DRIVER)
if ((rotation & 0x1) == 0) { swap_coord(x0, y0); swap_coord(x1, y1); }
#endif
addr_row = 0xFFFF;
addr_col = 0xFFFF;
#ifdef CGRAM_OFFSET
x0+=colstart;
x1+=colstart;
@ -3308,7 +3321,7 @@ void TFT_eSPI::drawPixel(int32_t x, int32_t y, uint32_t color)
#else
#if defined (SSD1963_DRIVER)
#if defined (SSD1351_DRIVER) || defined (SSD1963_DRIVER)
if ((rotation & 0x1) == 0) { swap_coord(x, y); }
#endif
@ -3318,6 +3331,20 @@ void TFT_eSPI::drawPixel(int32_t x, int32_t y, uint32_t color)
DC_D; tft_Write_32D(x);
DC_C; tft_Write_8(TFT_PASET);
DC_D; tft_Write_32D(y);
#elif defined (SSD1351_DRIVER)
// No need to send x if it has not changed (speeds things up)
if (addr_col != x) {
DC_C; tft_Write_8(TFT_CASET);
DC_D; tft_Write_16D(x);
addr_col = x;
}
// No need to send y if it has not changed (speeds things up)
if (addr_row != y) {
DC_C; tft_Write_8(TFT_PASET);
DC_D; tft_Write_16D(y);
addr_row = y;
}
#else
// No need to send x if it has not changed (speeds things up)
if (addr_col != x) {

1
User_Setup.h
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@ -50,6 +50,7 @@
//#define R61581_DRIVER
//#define RM68140_DRIVER
//#define ST7796_DRIVER
//#define SSD1351_DRIVER
//#define SSD1963_480_DRIVER
//#define SSD1963_800_DRIVER
//#define SSD1963_800ALT_DRIVER

3
User_Setup_Select.h
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@ -175,6 +175,9 @@
#elif defined (RM68140_DRIVER)
#include "TFT_Drivers/RM68140_Defines.h"
#define TFT_DRIVER 0x6814
#elif defined (SSD1351_DRIVER)
#include "TFT_Drivers/SSD1351_Defines.h"
#define TFT_DRIVER 0x1351
#elif defined (SSD1963_480_DRIVER)
#include "TFT_Drivers/SSD1963_Defines.h"
#define TFT_DRIVER 0x1963

4
library.json
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@ -1,7 +1,7 @@
{
"name": "TFT_eSPI",
"version": "2.3.66",
"keywords": "Arduino, tft, ePaper, display, Pico, RP2040, STM32, ESP8266, NodeMCU, ESP32, M5Stack, ILI9341, ST7735, ILI9163, S6D02A1, ILI9481, ILI9486, ILI9488, ST7789, RM68140, SSD1963, ILI9225, HX8357D",
"version": "2.3.67",
"keywords": "Arduino, tft, ePaper, display, Pico, RP2040, STM32, ESP8266, NodeMCU, ESP32, M5Stack, ILI9341, ST7735, ILI9163, S6D02A1, ILI9481, ILI9486, ILI9488, ST7789, RM68140, SSD1351, SSD1963, ILI9225, HX8357D",
"description": "A TFT and ePaper SPI graphics library with optimisation for Raspberry Pi Pico, ESP8266, ESP32 and STM32",
"repository":
{

2
library.properties
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@ -1,5 +1,5 @@
name=TFT_eSPI
version=2.3.66
version=2.3.67
author=Bodmer
maintainer=Bodmer
sentence=TFT graphics library for Arduino processors with performance optimisation for RP2040, STM32, ESP8266 and ESP32