-
Notifications
You must be signed in to change notification settings - Fork 2
/
DFRobot_ePaper.cpp
575 lines (541 loc) · 18.3 KB
/
DFRobot_ePaper.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
#include "DFRobot_ePaper.h"
unsigned char *Buffer = new unsigned char[4000];
unsigned char *DF_Display_bw = new unsigned char[2756];
unsigned char *DF_Display_red = new unsigned char[2756];
unsigned char GDOControl[]={0x01,(yDot-1)%256,(yDot-1)/256,0x00}; //for 2.13inch
unsigned char softstart[]={0x0c,0xd7,0xd6,0x9d};
unsigned char Rambypass[] = {0x21,0x8f}; // Display update
unsigned char MAsequency[] = {0x22,0xf0}; // clock
unsigned char GDVol[] = {0x03,0xea}; // Gate voltage +15V/-15V
unsigned char SDVol[] = {0x04,0x0a}; // Source voltage +15V/-15V
unsigned char VCOMVol[] = {0x2c,0xa8}; // VCOM 7c
unsigned char BOOSTERFB[] = {0xf0,0x1f}; // Source voltage +15V/-15V
unsigned char DummyLine[] = {0x3a,0x1a}; // 4 dummy line per gate
unsigned char Gatetime[] = {0x3b,0x08}; // 2us per line
unsigned char BorderWavefrom[] = {0x3c,0x33}; // Border
unsigned char RamDataEntryMode[] = {0x11,0x01}; // Ram data entry mode
eInk_dev epaPerdev;
DFRobot_ePaper::DFRobot_ePaper(uint16_t width, uint16_t height, uint8_t scandir, uint8_t ADDRESS, uint8_t id) : DFRobot_Display(width, height)
{
epaPerdev.width = width;
epaPerdev.highly = height;
epaPerdev.scandir = scandir;
Address = ADDRESS;
epaPerID = id;
}
DFRobot_ePaper::~DFRobot_ePaper()
{}
void DFRobot_ePaper::drawPicture(const unsigned char *pic_bw = NULL, const unsigned char *pic_red = NULL)
{
if(epaPerID == IL0376F_SPI){
//The image data to be displayed is stored in the cache
if(pic_bw == NULL){
for(int i = 0; i < 2756; i++)
DF_Display_bw[i] = 0;
}else{
for(int i = 0; i < 2756; i++)
DF_Display_bw[i] = pic_bw[i];
}
if(pic_red == NULL){
for(int i = 0; i < 2756; i++)
DF_Display_red[i] = 0;
}else{
for(int i = 0; i < 2756; i++)
DF_Display_red[i] = pic_red[i];
}
}else if(epaPerID == IL0376F_I2C){
//uint16_t pj = 0;
#ifdef __AVR__
stateScan();int t1=micros();
for(uint16_t i=0; i<212; i++){
Wire.beginTransmission(Address); // transmit to device #8
if(i == 0) Wire.write(DFR_IL0376F_DRAWPICTURE);
if(i<106){
for(unsigned char j = 0; j < 26; j++){
if(pic_bw == NULL){
Wire.write(0Xff);
}else{
Wire.write(~pgm_read_byte_near(pic_bw + 26*i+j));
}
}
}else{
for(unsigned char j = 0; j < 26; j++){
if(pic_red == NULL){
Wire.write(0Xff);
}else{
Wire.write(~pgm_read_byte_near(pic_red + 26*i+j-2756));
}
}
}
Wire.endTransmission(); // stop transmitting
}int t2=micros();//Serial.print(t2-t1);Serial.println("(us)");
#else
stateScan();int t1=micros();
for(uint16_t i=0; i<212; i++){
Wire.beginTransmission(Address); // transmit to device #8
if(i == 0) Wire.write(DFR_IL0376F_DRAWPICTURE);
if(i<106){
for(unsigned char j = 0; j < 26; j++){
if(pic_bw == NULL){
Wire.write(0Xff);
}else{
Wire.write(~pic_bw[26*i+j]);
}
}
}else{
for(unsigned char j = 0; j < 26; j++){
if(pic_red == NULL){
Wire.write(0Xff);
}else{
Wire.write(~pic_red[26*i+j-2756]);
}
}
}
Wire.endTransmission(); // stop transmitting
}int t2=micros();//Serial.print(t2-t1);Serial.println("(us)");
#endif
}
}
void DFRobot_ePaper::drawPicture(const unsigned char *pic_bw_3895 = NULL)
{
if(epaPerID == IL3895_I2C){
//uint16_t pj = 0;
#ifdef __AVR__
stateScan();int t1=micros();
for(uint16_t i=0; i<160; i++){
Wire.beginTransmission(Address); // transmit to device #8
if(i == 0) Wire.write(DFR_IL3895_DRAWPICTURE);
for(unsigned char j = 0; j <25; j++)
{
Wire.write(~pgm_read_byte_near(pic_bw_3895+ 25*i+j));
}
Wire.endTransmission(); // stop transmitting
}int t2=micros();//Serial.print(t2-t1);Serial.println("(us)");
#else
stateScan();int t1=micros();
for(uint16_t i=0; i<160; i++){
Wire.beginTransmission(Address); // transmit to device #8
if(i == 0) Wire.write(DFR_IL3895_DRAWPICTURE);
for(unsigned char j = 0; j <25; j++)
{
Wire.write(~pic_bw_3895[25*i+j]);
}
Wire.endTransmission(); // stop transmitting
}int t2=micros();//Serial.print(t2-t1);Serial.println("(us)");
#endif
}else if(epaPerID == IL3895_SPI){
if(pic_bw_3895 != NULL){
for(int i =0; i < 4000; i++)
Buffer[i] = pic_bw_3895[i];
}
}
}
void DFRobot_ePaper::flush()
{
if(epaPerID == IL0376F_SPI){
if(epaPerdev.scandir == EINK_SCAN_DIR3){
powerOn();
spiWirteCmd(0x10);
for(int i = 0; i < 2756; i++) spiWirteData(~DF_Display_bw[i]);
spiWirteCmd(0x11);
spiWirteCmd(0x13);
for(int i = 0; i < 2756; i++) spiWirteData(~DF_Display_red[i]);
spiWirteCmd(0x11);
powerOff();
}else if(epaPerdev.scandir == EINK_SCAN_DIR1){
int16_t y=2743;
powerOn();
spiWirteCmd(0x10);
while(y>=0){
for(int i = 0; i < 13; i++) spiWirteData(~DF_Display_bw[y+i]);
y-=13;
}
y=2743;
spiWirteCmd(0x11);
spiWirteCmd(0x13);
while(y>=0){
for(int i = 0; i < 13; i++) spiWirteData(~DF_Display_red[y+i]);
y-=13;
}
spiWirteCmd(0x11);
powerOff();
}else if(epaPerdev.scandir == EINK_SCAN_DIR2){
int16_t y=2755;
powerOn();
spiWirteCmd(0x10);
while(y>=0){
for(int i = 0; i < 13; i++) spiWirteData(~DF_Display_bw[y-i]);
y-=13;
}
y=2755;
spiWirteCmd(0x11);
spiWirteCmd(0x13);
while(y>=0){
for(int i = 0; i < 13; i++) spiWirteData(~DF_Display_red[y-i]);
y-=13;
}
spiWirteCmd(0x11);
powerOff();
}else if(epaPerdev.scandir == EINK_SCAN_DIR4){
int16_t y=12;
powerOn();
spiWirteCmd(0x10);
while(y<=2755){
for(int i = 0; i < 13; i++) spiWirteData(~DF_Display_bw[y-i]);
y+=13;
}
y=2755;
spiWirteCmd(0x11);
spiWirteCmd(0x13);
while(y<=2755){
for(int i = 0; i < 13; i++) spiWirteData(~DF_Display_red[y-i]);
y+=13;
}
spiWirteCmd(0x11);
powerOff();
}
}else if(epaPerID == IL0376F_I2C){
uint8_t buf[1]={0};
stateScan();
i2cWrite(Address, DFR_IL0376F_FLUSH, buf, 1);
}
}
void DFRobot_ePaper::clear(uint8_t color)
{
uint8_t bw,red;
if(epaPerID == IL0376F_SPI){
if(color == WHITE){
bw = 0x00; red = 0x00;
}else if(color == RED){
bw = 0x00; red = 0xff;
}else if(color == BLACK){
bw = 0xff; red = 0x00;
}else{
Serial.println("no color!");
// return false;
}
for(int i = 0; i < 2756; i++){
DF_Display_bw[i]=bw;
DF_Display_red[i]=red;
}
}else if(epaPerID == IL3895_I2C){
uint8_t buf[1]={color};
stateScan();
i2cWrite(Address, DFR_IL3895_CLEAR, buf, 1);
}else if(epaPerID == IL3895_SPI){
if(color == WHITE) for(uint16_t d=0;d<4000;d++)Buffer[d]=0xff;
else if(color == BLACK) for(uint16_t d=0;d<4000;d++)Buffer[d]=0;
}else if(epaPerID == IL0376F_I2C){
uint8_t buf[1]={color};
stateScan();
i2cWrite(Address, DFR_IL0376F_CLEAR, buf, 1);
}
}
void DFRobot_ePaper::fillScreen(uint16_t color)
{
clear(color);
}
void DFRobot_ePaper::drawPixel(int16_t x, int16_t y, uint16_t color)
{
if(epaPerID == IL0376F_SPI){
uint8_t sx,sy;
uint16_t sby;
if(x>211 || y>103){
Serial.println("Out of display!");
return;
}
sx = 211-x; sby = sx*13;
sy = (y+1)/8; sby += sy;
sy = (y+1)%8;
if(color == RED){//Red dot
if(sy != 0){
DF_Display_bw[sby] &= (~(int)pow(2,8-sy));
DF_Display_red[sby] |= ((int)pow(2,8-sy));
}else{
DF_Display_bw[sby-1] &= 0xFE;
DF_Display_red[sby-1] |= 0x01;
}
return;
}else if(color == BLACK){//Black spots
if(sy != 0){
DF_Display_red[sby] &= (~(int)pow(2,8-sy));
DF_Display_bw[sby] |= ((int)pow(2,8-sy));
}else{
DF_Display_red[sby-1] &= 0xFE;
DF_Display_bw[sby-1] |= 0x01;
}
return;
}else if(color == WHITE){//White dots
if(sy != 0){
DF_Display_bw[sby] &= (~(int)pow(2,8-sy));
DF_Display_red[sby] &= (~(int)pow(2,8-sy));
}else{
DF_Display_bw[sby-1] &= 0xFE;
DF_Display_red[sby-1] &= 0xFE;
}
return;
}else if(color == LUCENCY){
return;
}else return;
}else if(epaPerID == IL3895_I2C){
uint8_t buf[3]={x, y, color};
stateScan();
i2cWrite(Address, DFR_IL3895_DRAWPOINT, buf, 3);
}else if(epaPerID == IL0376F_I2C){
uint8_t buf[3]={x, y, color};
stateScan();
i2cWrite(Address, DFR_IL0376F_DRAWPOINT, buf, 3);
}else if(epaPerID == IL3895_SPI){
if((x+1)>epaPerdev.width || (y+1)>epaPerdev.highly){
Serial.println("(drawPoint)Out of display!");
return;
}
uint16_t m;
uint8_t sy;
m=x*16+(y+1)/8;
sy=(y+1)%8;
if(color == WHITE){//白色
if(sy != 0) Buffer[m] |= (int)pow(2,8-sy);
else Buffer[m-1] |= (int)pow(2,0);
}else if(color == BLACK){
if(sy != 0) Buffer[m] &= (~(int)pow(2,8-sy));
else Buffer[m-1] &= (~(int)pow(2,0));
}else return;
return;
}
}
void DFRobot_ePaper::flush(uint8_t mode)
{
if(epaPerID == IL3895_I2C){
uint8_t buf[1]={mode};
stateScan();
i2cWrite(Address, DFR_IL3895_FLUSH, buf, 1);
}else if(epaPerID == IL0376F_SPI){
flush();
}else if(epaPerID == IL0376F_I2C){
flush();
}else if(epaPerID == IL3895_SPI){
if(mode == PART){
initPart();
disPart(0,xDot-1,0,yDot-1,(unsigned char *)Buffer);
}else if(mode == FULL){
initFull();
disFull((unsigned char *)Buffer);
delay(4000);
}
}
}
void DFRobot_ePaper::disString(uint8_t x, uint8_t y, uint8_t size, char *ch, uint8_t color)
{
if(epaPerID == IL3895_I2C){
//Serial.println(strlen(ch));Serial.println(ch[0],HEX);Serial.println(ch[1],HEX);
uint16_t len=strlen(ch);
uint8_t buf[len+4];
buf[0] = x;
buf[1] = y;
buf[2] = size;
buf[len+3] = color;
for(uint16_t i=0; i<len; i++)
{
buf[3+i] = (uint8_t)ch[i];
}
if(len+4<30){
for(uint16_t i=0; i<len+4; i++)
stateScan();
i2cWrite(Address, DFR_IL3895_DISSTRING, buf, len+4);
}else{
uint16_t quotient=(len+4)/30, remainder=(len+4)%30;
uint8_t *P = buf;
stateScan();
i2cWriteByte(Address, DFR_IL3895_DISSTRING_START);
for(uint16_t i=0; i<quotient; i++)
{
i2cWriteBuffer(Address, P, 30);
P += 30;
}
if(remainder != 0){
i2cWriteBuffer(Address, P, remainder);
}
i2cWriteByte(Address, DFR_IL3895_DISSTRING_END);
}
}else if(epaPerID == IL0376F_SPI){
disStringIL0376FSPI(x, y, size, ch, color);
}else if(epaPerID == IL0376F_I2C){
//Serial.println(strlen(ch));Serial.println(ch[0],HEX);Serial.println(ch[1],HEX);
uint16_t len=strlen(ch);
uint8_t buf[len+4];
buf[0] = x;
buf[1] = y;
buf[2] = size;
buf[len+3] = color;
for(uint16_t i=0; i<len; i++)
{
buf[3+i] = (uint8_t)ch[i];
}
if(len+4<30){
for(uint16_t i=0; i<len+4; i++)
stateScan();
i2cWrite(Address, DFR_IL0376F_DISSTRING, buf, len+4);
}else{
uint16_t quotient=(len+4)/30, remainder=(len+4)%30;
uint8_t *P = buf;
stateScan();
i2cWriteByte(Address, DFR_IL0376F_DISSTRING_START);
for(uint16_t i=0; i<quotient; i++)
{
i2cWriteBuffer(Address, P, 30);
P += 30;
}
if(remainder != 0){
i2cWriteBuffer(Address, P, remainder);
}
i2cWriteByte(Address, DFR_IL0376F_DISSTRING_END);
}
}else if(epaPerID == IL3895_SPI){
disStringIL3895SPI(x, y, size, ch, color);
}
}
/********************IL0376F*********************/
void DFRobot_ePaper::powerOn(void)
{
spiWirteCmd(0x06);//Set the boost
spiWirteData(0x17);
spiWirteData(0x17);
spiWirteData(0x17);
spiWirteCmd(0x04);//Access to electricity
stateScan();
spiWirteCmd(0X00);//Set sweeping direction
spiWirteData(0xc3|epaPerdev.scandir);
spiWirteCmd(0X50);
spiWirteData(0x37);
spiWirteCmd(0x30);//Set the PLL
spiWirteData(0x39);
setWindow(212,104);//Pixel setting 212*104
spiWirteCmd(0x82);//Vcom setting
spiWirteData (0x0a);
}
void DFRobot_ePaper::powerOff(void)
{
stateScan();
spiWirteCmd(0x12);
delay(12000);
spiWirteCmd(0x82);//to solve Vcom drop
spiWirteData(0x00);
spiWirteCmd(0x01);//power setting
spiWirteData(0x02);
spiWirteData(0x00);
spiWirteData(0x00);
spiWirteData(0x00);
spiWirteCmd(0X02);//Power off
delay(3000);
}
void DFRobot_ePaper::setWindow(uint16_t x, uint16_t y){
uint8_t hres,vres_h,vres_l;
hres = y/8;
hres <<= 3;
vres_h = x>>8;
vres_l = x&0xff;
spiWirteCmd(0x61);
spiWirteData(hres);
spiWirteData(vres_h);
spiWirteData(vres_l);
}
/********************IL3895*********************/
void DFRobot_ePaper::SetRamArea(unsigned char Xstart,unsigned char Xend,unsigned char Ystart,unsigned char Ystart1,unsigned char Yend,unsigned char Yend1)
{
unsigned char RamAreaX[3]; // X start and end
unsigned char RamAreaY[5]; // Y start and end 0,3,63,0,0,0
RamAreaX[0] = 0x44; // command
RamAreaX[1] = Xstart;
RamAreaX[2] = Xend;
RamAreaY[0] = 0x45; // command
RamAreaY[1] = Ystart;
RamAreaY[2] = Ystart1;
RamAreaY[3] = Yend;
RamAreaY[4] = Yend1;
SetCmdDataIL3895(RamAreaX, sizeof(RamAreaX));
SetCmdDataIL3895(RamAreaY, sizeof(RamAreaY));
}
void DFRobot_ePaper::SetRamPointer(unsigned char addrX,unsigned char addrY,unsigned char addrY1)
{
unsigned char RamPointerX[2];// default (0,0)
unsigned char RamPointerY[3];
RamPointerX[0] = 0x4e;
RamPointerX[1] = addrX;
RamPointerY[0] = 0x4f;
RamPointerY[1] = addrY;
RamPointerY[2] = addrY1;
SetCmdDataIL3895(RamPointerX, sizeof(RamPointerX));
SetCmdDataIL3895(RamPointerY, sizeof(RamPointerY));
}
void DFRobot_ePaper::W21Init()
{
SetCmdDataIL3895(GDOControl, sizeof(GDOControl)); // Pannel configuration, Gate selection
SetCmdDataIL3895(softstart, sizeof(softstart)); // X decrease, Y decrease
SetCmdDataIL3895(VCOMVol, sizeof(VCOMVol)); // VCOM setting
SetCmdDataIL3895(DummyLine, sizeof(DummyLine)); // dummy line per gate
SetCmdDataIL3895(Gatetime, sizeof(Gatetime)); // Gage time setting
SetCmdDataIL3895(RamDataEntryMode, sizeof(RamDataEntryMode)); // X increase, Y decrease
SetRamArea(0x00,(xDot-1)/8,(yDot-1)%256,(yDot-1)/256,0x00,0x00); // X-source area,Y-gage area
SetRamPointer(0x00,(yDot-1)%256,(yDot-1)/256);// set ram
}
void DFRobot_ePaper::UpdatePart()
{
spiWirteCmdDataIL3895(0x22,0x04);
spiWirteCmdIL3895(0x20);
spiWirteCmdIL3895(0xff);
}
void DFRobot_ePaper::UpdateFull()
{
spiWirteCmdDataIL3895(0x22,0xc7);
spiWirteCmdIL3895(0x20);
spiWirteCmdIL3895(0xff);
}
void DFRobot_ePaper::disPart(unsigned char xStart,unsigned char xEnd,unsigned long yStart,unsigned long yEnd,unsigned char *DisBuffer)
{
SetRamArea(xStart/8, xEnd/8, yEnd%256, yEnd/256, yStart%256, yStart/256);// X-source area,Y-gage area
SetRamPointer(xStart/8, yEnd%256, yEnd/256);// set ram
WriteDispRamIL3895(xEnd-xStart, yEnd-yStart+1,DisBuffer);
UpdatePart();
delay(300);
SetRamArea(xStart/8, xEnd/8, yEnd%256, yEnd/256, yStart%256, yStart/256);// X-source area,Y-gage area
SetRamPointer(xStart/8, yEnd%256, yEnd/256);// set ram
WriteDispRamIL3895(xEnd-xStart, yEnd-yStart+1,DisBuffer);;
}
void DFRobot_ePaper::disFull(unsigned char *DisBuffer)
{
SetRamPointer(0x00,(yDot-1)%256,(yDot-1)/256); // set ram
WriteDispRamIL3895(xDot, yDot, (unsigned char *)DisBuffer); // white
UpdateFull();
}
void DFRobot_ePaper::WirteLUT(unsigned char *LUTvalue,unsigned char Size)
{
SetCmdDataIL3895(LUTvalue, Size);
}
void DFRobot_ePaper::powerOnIL3895()
{
spiWirteCmdDataIL3895(0x22,0xc0);
spiWirteCmdIL3895(0x20);
}
void DFRobot_ePaper::initPart()
{
#ifdef __ets__
delayMicroseconds(1);
#else
stateScanIL3895();
#endif
W21Init();
WirteLUT((unsigned char *)LUTDefault_part,sizeof(LUTDefault_part));
powerOnIL3895();
}
void DFRobot_ePaper::initFull()
{
#ifdef __ets__
delayMicroseconds(1);
#else
stateScanIL3895();
#endif
W21Init();
WirteLUT((unsigned char *)LUTDefault_full,sizeof(LUTDefault_full));
powerOnIL3895();
}