nemunaire/waveshareteam-e-Paper
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add 2.13 part for arduino

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This commit is contained in:
hnwangkg-ezio 2019-12-27 17:32:28 +08:00
commit e25d0bc44a
3 changed files with 47 additions and 22 deletions
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30
Arduino UNO/epd2in13_V2/epd2in13_V2.cpp
View file

@ -103,10 +103,11 @@ void Epd::SendData(unsigned char data)
*/ */
void Epd::WaitUntilIdle(void) void Epd::WaitUntilIdle(void)
{ {
while(DigitalRead(busy_pin) == 1) { //LOW: idle, HIGH: busy while(1) { //LOW: idle, HIGH: busy
if(DigitalRead(busy_pin) == 0)
break;
DelayMs(100); DelayMs(100);
} }
DelayMs(200);
} }
int Epd::Init(char Mode) int Epd::Init(char Mode)
@ -276,14 +277,14 @@ void Epd::DisplayPartBaseImage(const unsigned char* frame_buffer)
SendCommand(0x24); SendCommand(0x24);
for (int j = 0; j < h; j++) { for (int j = 0; j < h; j++) {
for (int i = 0; i < w; i++) { for (int i = 0; i < w; i++) {
SendData(frame_buffer[i + j * w]); SendData(pgm_read_byte(&frame_buffer[i + j * w]));
} }
} }
SendCommand(0x26); SendCommand(0x26);
for (int j = 0; j < h; j++) { for (int j = 0; j < h; j++) {
for (int i = 0; i < w; i++) { for (int i = 0; i < w; i++) {
SendData(frame_buffer[i + j * w]); SendData(pgm_read_byte(&frame_buffer[i + j * w]));
} }
} }
} }
@ -304,7 +305,7 @@ void Epd::DisplayPart(const unsigned char* frame_buffer)
SendCommand(0x24); SendCommand(0x24);
for (int j = 0; j < h; j++) { for (int j = 0; j < h; j++) {
for (int i = 0; i < w; i++) { for (int i = 0; i < w; i++) {
SendData(frame_buffer[i + j * w]); SendData(pgm_read_byte(&frame_buffer[i + j * w]));
} }
} }
} }
@ -316,6 +317,25 @@ void Epd::DisplayPart(const unsigned char* frame_buffer)
WaitUntilIdle(); WaitUntilIdle();
} }
void Epd::ClearPart(void)
{
int w, h;
w = (EPD_WIDTH % 8 == 0)? (EPD_WIDTH / 8 ): (EPD_WIDTH / 8 + 1);
h = EPD_HEIGHT;
SendCommand(0x24);
for (int j = 0; j < h; j++) {
for (int i = 0; i < w; i++) {
SendData(0xff);
}
}
//DISPLAY REFRESH
SendCommand(0x22);
SendData(0x0C);
SendCommand(0x20);
WaitUntilIdle();
}
/** /**
* @brief: After this command is transmitted, the chip would enter the * @brief: After this command is transmitted, the chip would enter the
* deep-sleep mode to save power. * deep-sleep mode to save power.

1
Arduino UNO/epd2in13_V2/epd2in13_V2.h
View file

@ -56,6 +56,7 @@ public:
void Display(const unsigned char* frame_buffer); void Display(const unsigned char* frame_buffer);
void DisplayPartBaseImage(const unsigned char* frame_buffer); void DisplayPartBaseImage(const unsigned char* frame_buffer);
void DisplayPart(const unsigned char* frame_buffer); void DisplayPart(const unsigned char* frame_buffer);
void ClearPart(void);
void Sleep(void); void Sleep(void);
private: private:

24
Arduino UNO/epd2in13_V2/epd2in13_V2.ino
View file

@ -8,17 +8,22 @@ void setup()
{ {
// put your setup code here, to run once: // put your setup code here, to run once:
Serial.begin(9600); Serial.begin(9600);
if (epd.Init(FULL) != 0) { Serial.println("epd FULL");
Serial.println("e-Paper init failed"); epd.Init(FULL);
return;
}
Serial.println("e-Paper clear");
epd.Clear();
Serial.println("e-Paper show pic");
epd.Display(IMAGE_DATA); epd.Display(IMAGE_DATA);
Serial.println("epd PART");
epd.DisplayPartBaseImage(IMAGE_DATA);
char i = 0;
for (i = 0; i < 10; i++) {
Serial.println("e-Paper PART IMAGE_DATA");
epd.Init(PART);
epd.DisplayPart(IMAGE_DATA);
Serial.println("e-Paper PART Clear");
epd.ClearPart();
}
epd.Init(FULL);
Serial.println("e-Paper clear and sleep"); Serial.println("e-Paper clear and sleep");
epd.Clear(); epd.Clear();
epd.Sleep(); epd.Sleep();
@ -29,4 +34,3 @@ void loop()
{ {
} }