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Add new program 13.3inch e-Paper (B) routine, add 13.3inch e-Paper (K…
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…) local brush display and four grayscale display, fix some program problems
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@shhds
shhds committed Apr 11, 2024
1 parent e930675 commit 6f63624
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313 changes: 313 additions & 0 deletions Arduino/epd13in3b/epd13in3b.cpp
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/**
* @filename : epd13in3b.cpp
* @brief : Implements for e-paper library
* @author : Yehui from Waveshare
*
* Copyright (C) Waveshare 2024 04 08
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documnetation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/

#include <stdlib.h>
#include "epd13in3b.h"

Epd::~Epd() {
};

Epd::Epd() {
reset_pin = RST_PIN;
dc_pin = DC_PIN;
cs_pin = CS_PIN;
busy_pin = BUSY_PIN;
width = EPD_WIDTH;
height = EPD_HEIGHT;
};

int Epd::Init(void) {
if (IfInit() != 0) {
return -1;
}
Reset();
ReadBusy();

SendCommand(0x12);
ReadBusy();

SendCommand(0x0C);
SendData(0xAE);
SendData(0xC7);
SendData(0xC3);
SendData(0xC0);
SendData(0x80);

SendCommand(0x01);
SendData(0xA7);
SendData(0x02);
SendData(0x00);

SendCommand(0x11);
SendData(0x03);

SendCommand(0x44);
SendData(0x00);
SendData(0x00);
SendData(0xBF);
SendData(0x03);

SendCommand(0x45);
SendData(0x00);
SendData(0x00);
SendData(0xA7);
SendData(0x02);

SendCommand(0x3C);
SendData(0x01);

SendCommand(0x18);
SendData(0x80);

SendCommand(0x4E);
SendData(0x00);
SendData(0x00);

SendCommand(0x4F);
SendData(0x00);
SendData(0x00);

ReadBusy();

return 0;
}

/**
* @brief: basic function for sending commands
*/
void Epd::SendCommand(unsigned char command) {
DigitalWrite(dc_pin, LOW);
SpiTransfer(command);
}

/**
* @brief: basic function for sending data
*/
void Epd::SendData(unsigned char data) {
DigitalWrite(dc_pin, HIGH);
SpiTransfer(data);
}

/**
* @brief: Wait until the busy_pin goes HIGH
*/
void Epd::ReadBusy(void) {
unsigned char busy;
Serial.print("e-Paper Busy\r\n ");
do{
DelayMs(20);
busy = DigitalRead(busy_pin);
}while(busy == 1);
Serial.print("e-Paper Busy Release\r\n ");
DelayMs(20);
}


/**
* @brief: Refresh function
*/
void Epd::TurnOnDisplay(void) {
SendCommand(0x22);
SendData(0xF7);
SendCommand(0x20);
ReadBusy();
}

void Epd::TurnOnDisplay_Part(void)
{
SendCommand(0x22); //Display Update Control
SendData(0xFF);
SendCommand(0x20); //Activate Display Update Sequence
ReadBusy();
}

/**
* @brief: module reset.
* often used to awaken the module in deep sleep,
* see Epd::Sleep();
*/
void Epd::Reset(void) {
DigitalWrite(reset_pin, HIGH);
DelayMs(200);
DigitalWrite(reset_pin, LOW); //module reset
DelayMs(2);
DigitalWrite(reset_pin, HIGH);
DelayMs(200);
}

void Epd::Clear(void) {

SendCommand(0x24);
for(unsigned long i=0; i<height*width/8; i++) {
SendData(0xFF);
}

SendCommand(0x26);
for(unsigned long i=0; i<height*width/8; i++) {
SendData(0x00);
}
TurnOnDisplay();
}

void Epd::Displaypart(const unsigned char* pbuffer, unsigned long xStart, unsigned long yStart, unsigned long Picture_Width, unsigned long Picture_Height, unsigned char Block) {
if(Block == 0){
SendCommand(0x24);
}else{
SendCommand(0x26);
}

for (unsigned long j = 0; j < height; j++) {
for (unsigned long i = 0; i < width/8; i++) {
if( (j>=yStart) && (j<yStart+Picture_Height) && (i*8>=xStart) && (i*8<xStart+Picture_Width)){
if(Block == 0){
SendData((pgm_read_byte(&(pbuffer[i-xStart/8 + (Picture_Width)/8*(j-yStart)]))) );
}else if(Block == 1){
SendData(~(pgm_read_byte(&(pbuffer[i-xStart/8 + (Picture_Width)/8*(j-yStart)]))) );
}
}else {
if(Block == 0){
SendData(0xFF);
}else{
SendData(0x00);
}
}
}
}

if(Block != 0){
TurnOnDisplay();
}
}

void Epd::DisplayFrame(const unsigned char *blackimage, const unsigned char *ryimage) {

SendCommand(0x24);
for (unsigned long j = 0; j < height; j++) {
for (unsigned long i = 0; i < width/8; i++) {
SendData(blackimage[i + j * width/8]);
}
}

SendCommand(0x26);
for (unsigned long j = 0; j < height; j++) {
for (unsigned long i = 0; i < width/8; i++) {
SendData(ryimage[i + j * width/8]);
}
}

TurnOnDisplay();
}

void Epd::Display_Base(const unsigned char *blackimage, const unsigned char *ryimage) {

SendCommand(0x24);
for (unsigned long j = 0; j < height; j++) {
for (unsigned long i = 0; i < width/8; i++) {
SendData(blackimage[i + j * width/8]);
}
}

SendCommand(0x26);
for (unsigned long j = 0; j < height; j++) {
for (unsigned long i = 0; i < width/8; i++) {
SendData(ryimage[i + j * width/8]);
}
}

TurnOnDisplay();

SendCommand(0x26);
for (unsigned long j = 0; j < height; j++) {
for (unsigned long i = 0; i < width/8; i++) {
SendData(blackimage[i + j * width/8]);
}
}

}

void Epd::Display_Part(unsigned char *Image, unsigned long x, unsigned long y, unsigned long w, unsigned long l)
{
unsigned long i;
unsigned long HEIGHT = l;
unsigned long WIDTH = (w % 8 == 0)? (w / 8 ): (w / 8 + 1);

SendCommand(0x3C); // Border Border setting
SendData(0x80);

SendCommand(0x44);
SendData(x & 0xFF);
SendData((x>>8) & 0x03);
SendData((x+w-1) & 0xFF);
SendData(((x+w-1)>>8) & 0x03);

SendCommand(0x45);
SendData(y & 0xFF);
SendData((y>>8) & 0x03);
SendData((y+l-1) & 0xFF);
SendData(((y+l-1)>>8) & 0x03);

SendCommand(0x4E);
SendData(x & 0xFF);
SendData((x>>8) & 0x03);

SendCommand(0x4F);
SendData(y & 0xFF);
SendData((y>>8) & 0x03);

SendCommand(0x24); //write RAM for black(0)/white (1)
for (unsigned long j = 0; j < HEIGHT; j++) {
for (unsigned long i = 0; i < WIDTH; i++) {
SendData(Image[i + j * WIDTH]);
}
}
TurnOnDisplay_Part();

SendCommand(0x26); //write RAM for black(0)/white (1)
for (unsigned long j = 0; j < HEIGHT; j++) {
for (unsigned long i = 0; i < WIDTH; i++) {
SendData(Image[i + j * WIDTH]);
}
}
}

/**
* @brief: After this command is transmitted, the chip would enter the
* deep-sleep mode to save power.
* The deep sleep mode would return to standby by hardware reset.
* The only one parameter is a check code, the command would be
* executed if check code = 0xA5.
* You can use EPD_Reset() to awaken
*/
void Epd::Sleep(void) {
SendCommand(0x10);
SendData(0x03);
DelayMs(100);
ReadBusy();
}

/* END OF FILE */


65 changes: 65 additions & 0 deletions Arduino/epd13in3b/epd13in3b.h
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/**
* @filename : epd7in5b_V2.h
* @brief : Header file for e-paper library epd7in5b.cpp
* @author : Yehui from Waveshare
*
* Copyright (C) Waveshare Nov 30 2020
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documnetation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/

#ifndef EPD7IN5B_H
#define EPD7IN5B_H

#include "epdif.h"

// Display resolution
#define EPD_WIDTH 960
#define EPD_HEIGHT 680

class Epd : EpdIf {
public:
unsigned long width;
unsigned long height;

Epd();
~Epd();
int Init(void);
void ReadBusy(void);
void Reset(void);
void TurnOnDisplay(void);
void TurnOnDisplay_Part(void);
void Clear(void);
void Displaypart(const unsigned char* pbuffer, unsigned long xStart, unsigned long yStart,unsigned long Picture_Width,unsigned long Picture_Height, unsigned char Block);
void DisplayFrame(const unsigned char *blackimage, const unsigned char *ryimage);
void Display_Base(const unsigned char *blackimage, const unsigned char *ryimage);
void Display_Part(unsigned char *Image, unsigned long x, unsigned long y, unsigned long w, unsigned long l);
void SendCommand(unsigned char command);
void SendData(unsigned char data);
void Sleep(void);
private:
unsigned int reset_pin;
unsigned int dc_pin;
unsigned int cs_pin;
unsigned int busy_pin;
};

#endif /* EPD7IN5B_H */

/* END OF FILE */
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