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e-Paper/Arduino/epd5in83b_V2/epd5in83b_V2.cpp Normal file
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/**
* @filename : epd5in83b_V2.cpp
* @brief : Implements for e-paper library
* @author : Waveshare
*
* Copyright (C) Waveshare July 4 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.
*/
#include <stdlib.h>
#include "epd5in83b_V2.h"
#include "imagedata.h"
Epd::~Epd() {
};
Epd::Epd() {
reset_pin = RST_PIN;
dc_pin = DC_PIN;
cs_pin = CS_PIN;
busy_pin = BUSY_PIN;
width = EPD_WIDTH / 8;
height = EPD_HEIGHT;
};
int Epd::Init(void) {
if (IfInit() != 0) {
return -1;
}
Reset();
SendCommand(0x01); //POWER SETTING
SendData (0x07);
SendData (0x07); //VGH=20V,VGL=-20V
SendData (0x3f); //VDH=15V
SendData (0x3f); //VDL=-15V
SendCommand(0x04); //POWER ON
DelayMs(100);
WaitUntilIdle(); //waiting for the electronic paper IC to release the idle signal
SendCommand(0X00); //PANNEL SETTING
SendData(0x0F); //KW-3f KWR-2F BWROTP 0f BWOTP 1f
SendCommand(0x61); //tres
SendData (0x02); //source 648
SendData (0x88);
SendData (0x01); //gate 480
SendData (0xe0);
SendCommand(0X15);
SendData(0x00);
SendCommand(0X50); //VCOM AND DATA INTERVAL SETTING
SendData(0x11);
SendData(0x07);
SendCommand(0X60); //TCON SETTING
SendData(0x22);
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::WaitUntilIdle(void) {
Serial.print("e-Paper busy \r\n ");
UBYTE busy;
do
{
SendCommand(0x71);
busy = DigitalRead(busy_pin);
busy =!(busy & 0x01);
}
while(busy);
DelayMs(200);
Serial.print("e-Paper busy release \r\n ");
}
/**
* @brief: module reset.
* often used to awaken the module in deep sleep,
* see Epd::Sleep();
*/
void Epd::Reset(void) {
DigitalWrite(reset_pin, LOW); //module reset
DelayMs(1);
DigitalWrite(reset_pin, HIGH);
DelayMs(200);
}
void Epd::DisplayFrame(const UBYTE *blackimage, const UBYTE *ryimage) {
SendCommand(0x10);
for (UWORD j = 0; j < height; j++) {
for (UWORD i = 0; i < width; i++) {
SendData(pgm_read_byte(&blackimage[i + (j*width)]));
}
}
SendCommand(0x13);
for (UWORD j = 0; j < height; j++) {
for (UWORD i = 0; i < width; i++) {
SendData(pgm_read_byte(&ryimage[i + (j*width)]));
}
}
SendCommand(0x12);
WaitUntilIdle();
}
void Epd::DisplayPicture(const UBYTE *blackimage, UBYTE Block)
{
UDOUBLE i, j;
if(Block == 0){
SendCommand(0x10);
for (j = 0; j < height/2; j++) {
for (i = 0; i < width; i++) {
SendData(pgm_read_byte(&blackimage[i + j * width]));
}
}
}else if(Block == 1){
for (j = 0; j < height/2; j++) {
for (i = 0; i < width; i++) {
SendData(pgm_read_byte(&blackimage[i + j * width]));
}
}
}else if(Block == 2){
SendCommand(0x13);
for (j = 0; j < height/2; j++) {
for (i = 0; i < width; i++) {
SendData(pgm_read_byte(&blackimage[i + j * width]));
}
}
}else if(Block == 3){
for (j = 0; j < height/2; j++) {
for (i = 0; i < width; i++) {
SendData(pgm_read_byte(&blackimage[i + j * width]));
}
}
SendCommand(0x12);
WaitUntilIdle();
}
}
void Epd::Clear(void) {
//send black data
SendCommand(0x10);
for (UWORD j = 0; j < height; j++) {
for (UWORD i = 0; i < width; i++) {
SendData(0xff);
}
}
//send red data
SendCommand(0x13);
for (UWORD j = 0; j < height; j++) {
for (UWORD i = 0; i < width; i++) {
SendData(0x00);
}
}
SendCommand(0x12);
WaitUntilIdle();
}
/**
* @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
* You can use EPD_Reset() to awaken
*/
void Epd::Sleep(void) {
SendCommand(0x02); // POWER_OFF
WaitUntilIdle();
SendCommand(0x07); // DEEP_SLEEP
SendData(0xA5); // check code
}
/* END OF FILE */

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e-Paper/Arduino/epd5in83b_V2/epd5in83b_V2.h Normal file
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/**
* @filename : epd5in83b_V2.h
* @brief : Header file for e-paper library epd5in83b_V2.cpp
* @author : Waveshare
*
* Copyright (C) Waveshare July 4 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 EPD5IN83B_V2_H
#define EPD5IN83B_V2_H
#include "epdif.h"
// Display resolution
#define EPD_WIDTH 648
#define EPD_HEIGHT 480
#define UWORD unsigned int
#define UBYTE unsigned char
#define UDOUBLE unsigned long
class Epd : EpdIf {
public:
Epd();
~Epd();
int Init(void);
void WaitUntilIdle(void);
void Reset(void);
void SetLut(void);
void DisplayFrame(const UBYTE *blackimage, const UBYTE *ryimage);
void DisplayPicture(const UBYTE *blackimage, UBYTE Block);
void SendCommand(unsigned char command);
void SendData(unsigned char data);
void Sleep(void);
void Clear(void);
private:
unsigned int reset_pin;
unsigned int dc_pin;
unsigned int cs_pin;
unsigned int busy_pin;
unsigned long width;
unsigned long height;
};
#endif /* EPD5IN83B_V2_H */
/* END OF FILE */

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e-Paper/Arduino/epd5in83b_V2/epd5in83b_V2.ino Normal file
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/**
@filename : epd5in83b_V2-demo.ino
@brief : 5.83inch e-paper B V2 display demo
@author : Yehui from Waveshare
Copyright (C) Waveshare July 4 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.
*/
#include <SPI.h>
#include "epd5in83b_V2.h"
#include "imagedata.h"
void setup() {
// put your setup code here, to run once:
Serial.begin(115200);
Epd epd;
if (epd.Init() != 0) {
Serial.print("e-Paper init failed");
return;
}
Serial.print("e-Paper Clear\r\n ");
epd.Clear();
Serial.print("draw image\r\n ");
epd.DisplayPicture(IMAGE_DATA, 0);
epd.DisplayPicture(IMAGE_DATA, 1);
epd.DisplayPicture(IMAGE_DATA, 2);
epd.DisplayPicture(IMAGE_DATA, 3);
delay(2000);
epd.Clear();
epd.Sleep();
}
void loop() {
// put your main code here, to run repeatedly:
}

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/**
* @filename : epdif.cpp
* @brief : Implements EPD interface functions
* Users have to implement all the functions in epdif.cpp
* @author : Yehui from Waveshare
*
* Copyright (C) Waveshare August 10 2017
*
* 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 "epdif.h"
#include <SPI.h>
EpdIf::EpdIf() {
};
EpdIf::~EpdIf() {
};
void EpdIf::DigitalWrite(int pin, int value) {
digitalWrite(pin, value);
}
int EpdIf::DigitalRead(int pin) {
return digitalRead(pin);
}
void EpdIf::DelayMs(unsigned int delaytime) {
delay(delaytime);
}
void EpdIf::SpiTransfer(unsigned char data) {
digitalWrite(CS_PIN, LOW);
SPI.transfer(data);
digitalWrite(CS_PIN, HIGH);
}
int EpdIf::IfInit(void) {
pinMode(CS_PIN, OUTPUT);
pinMode(RST_PIN, OUTPUT);
pinMode(DC_PIN, OUTPUT);
pinMode(BUSY_PIN, INPUT);
pinMode(PWR_PIN, OUTPUT);
DigitalWrite(PWR_PIN, 1);
SPI.begin();
SPI.beginTransaction(SPISettings(2000000, MSBFIRST, SPI_MODE0));
return 0;
}

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/**
* @filename : epdif.h
* @brief : Header file of epdif.cpp providing EPD interface functions
* Users have to implement all the functions in epdif.cpp
* @author : Yehui from Waveshare
*
* Copyright (C) Waveshare August 10 2017
*
* 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 EPDIF_H
#define EPDIF_H
#include <Arduino.h>
// Pin definition
#define RST_PIN 8
#define DC_PIN 9
#define CS_PIN 10
#define BUSY_PIN 7
#define PWR_PIN 6
class EpdIf {
public:
EpdIf(void);
~EpdIf(void);
static int IfInit(void);
static void DigitalWrite(int pin, int value);
static int DigitalRead(int pin);
static void DelayMs(unsigned int delaytime);
static void SpiTransfer(unsigned char data);
};
#endif

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/**
* @filename : imagedata.h
* @brief : head file for imagedata.cpp
*
* Copyright (C) Waveshare July 4 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.
*/
extern const unsigned char IMAGE_DATA[];
/* FILE END */