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orion-rf.piolibdepsesp32-s3-n16r8U8g2srcclibu8x8_d_st7565.c

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1/*
2
3 u8x8_d_st7565.c
4 also includes support for nt7534
5
6 Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/)
7
8 Copyright (c) 2016, olikraus@gmail.com
9 All rights reserved.
10
11 Redistribution and use in source and binary forms, with or without modification,
12 are permitted provided that the following conditions are met:
13
14 * Redistributions of source code must retain the above copyright notice, this list
15 of conditions and the following disclaimer.
16
17 * Redistributions in binary form must reproduce the above copyright notice, this
18 list of conditions and the following disclaimer in the documentation and/or other
19 materials provided with the distribution.
20
21 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
22 CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
23 INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
24 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
25 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
26 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
27 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
28 NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
29 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
30 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
31 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
32 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
33 ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34
35
36*/
37#include "u8x8.h"
38
39
40
41
42
43static const uint8_t u8x8_d_st7565_powersave0_seq[] = {
44 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
45 U8X8_C(0x0a4), /* all pixel off, issue 142 */
46 U8X8_C(0x0af), /* display on */
47 U8X8_END_TRANSFER(), /* disable chip */
48 U8X8_END() /* end of sequence */
49};
50
51static const uint8_t u8x8_d_st7565_powersave1_seq[] = {
52 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
53 U8X8_C(0x0ae), /* display off */
54 U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
55 U8X8_END_TRANSFER(), /* disable chip */
56 U8X8_END() /* end of sequence */
57};
58
59static const uint8_t u8x8_d_st7565_flip0_seq[] = {
60 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
61 U8X8_C(0x0a1), /* segment remap a0/a1*/
62 U8X8_C(0x0c0), /* c0: scan dir normal, c8: reverse */
63 U8X8_END_TRANSFER(), /* disable chip */
64 U8X8_END() /* end of sequence */
65};
66
67static const uint8_t u8x8_d_st7565_flip1_seq[] = {
68 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
69 U8X8_C(0x0a0), /* segment remap a0/a1*/
70 U8X8_C(0x0c8), /* c0: scan dir normal, c8: reverse */
71 U8X8_END_TRANSFER(), /* disable chip */
72 U8X8_END() /* end of sequence */
73};
74
75static const uint8_t u8x8_d_st7565_zflip0_seq[] = {
76 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
77 U8X8_C(0x0a1), /* segment remap a0/a1*/
78 U8X8_C(0x0c8), /* c0: scan dir normal, c8: reverse */
79 U8X8_END_TRANSFER(), /* disable chip */
80 U8X8_END() /* end of sequence */
81};
82
83static const uint8_t u8x8_d_st7565_zflip1_seq[] = {
84 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
85 U8X8_C(0x0a0), /* segment remap a0/a1*/
86 U8X8_C(0x0c0), /* c0: scan dir normal, c8: reverse */
87 U8X8_END_TRANSFER(), /* disable chip */
88 U8X8_END() /* end of sequence */
89};
90
91static const u8x8_display_info_t u8x8_st7565_128x64_display_info =
92{
93 /* chip_enable_level = */ 0,
94 /* chip_disable_level = */ 1,
95
96 /* post_chip_enable_wait_ns = */ 150, /* st7565 datasheet, table 26, tcsh */
97 /* pre_chip_disable_wait_ns = */ 50, /* st7565 datasheet, table 26, tcss */
98 /* reset_pulse_width_ms = */ 1,
99 /* post_reset_wait_ms = */ 1,
100 /* sda_setup_time_ns = */ 50, /* st7565 datasheet, table 26, tsds */
101 /* sck_pulse_width_ns = */ 120, /* half of cycle time (100ns according to datasheet), AVR: below 70: 8 MHz, >= 70 --> 4MHz clock */
102 /* sck_clock_hz = */ 4000000UL, /* since Arduino 1.6.0, the SPI bus speed in Hz. Should be 1000000000/sck_pulse_width_ns */
103 /* spi_mode = */ 0, /* active high, rising edge */
104 /* i2c_bus_clock_100kHz = */ 4,
105 /* data_setup_time_ns = */ 40, /* st7565 datasheet, table 24, tds8 */
106 /* write_pulse_width_ns = */ 80, /* st7565 datasheet, table 24, tcclw */
107 /* tile_width = */ 16, /* width of 16*8=128 pixel */
108 /* tile_height = */ 8,
109 /* default_x_offset = */ 0,
110 /* flipmode_x_offset = */ 4,
111 /* pixel_width = */ 128,
112 /* pixel_height = */ 64
113};
114
115uint8_t u8x8_d_st7565_common(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
116{
117 uint8_t x, c;
118 uint8_t *ptr;
119 switch(msg)
120 {
121 case U8X8_MSG_DISPLAY_DRAW_TILE:
122 u8x8_cad_StartTransfer(u8x8);
123
124 x = ((u8x8_tile_t *)arg_ptr)->x_pos;
125 x *= 8;
126 x += u8x8->x_offset;
127 u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
128 u8x8_cad_SendCmd(u8x8, 0x000 | ((x&15)));
129 u8x8_cad_SendCmd(u8x8, 0x0b0 | (((u8x8_tile_t *)arg_ptr)->y_pos));
130
131 c = ((u8x8_tile_t *)arg_ptr)->cnt;
132 c *= 8;
133 ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
134 /*
135 The following if condition checks the hardware limits of the st7565
136 controller: It is not allowed to write beyond the display limits.
137 This is in fact an issue within flip mode.
138 */
139 if ( c + x > 132u )
140 {
141 c = 132u;
142 c -= x;
143 }
144 do
145 {
146 u8x8_cad_SendData(u8x8, c, ptr); /* note: SendData can not handle more than 255 bytes */
147 arg_int--;
148 } while( arg_int > 0 );
149
150 u8x8_cad_EndTransfer(u8x8);
151 break;
152 /* handled in the calling procedure
153 case U8X8_MSG_DISPLAY_SETUP_MEMORY:
154 u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7565_128x64_display_info);
155 break;
156 case U8X8_MSG_DISPLAY_INIT:
157 u8x8_d_helper_display_init(u8x8);
158 u8x8_cad_SendSequence(u8x8, u8x8_d_uc1701_dogs102_init_seq);
159 break;
160 */
161 case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
162 if ( arg_int == 0 )
163 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_powersave0_seq);
164 else
165 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_powersave1_seq);
166 break;
167#ifdef U8X8_WITH_SET_CONTRAST
168 case U8X8_MSG_DISPLAY_SET_CONTRAST:
169 u8x8_cad_StartTransfer(u8x8);
170 u8x8_cad_SendCmd(u8x8, 0x081 );
171 u8x8_cad_SendArg(u8x8, arg_int >> 2 ); /* st7565 has range from 0 to 63 */
172 u8x8_cad_EndTransfer(u8x8);
173 break;
174#endif
175 default:
176 return 0;
177 }
178 return 1;
179}
180
181/*================================================*/
182/* DOGM128 */
183
184static const uint8_t u8x8_d_st7565_dogm128_init_seq[] = {
185
186 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
187
188 U8X8_C(0x0e2), /* soft reset */
189 U8X8_C(0x0ae), /* display off */
190 U8X8_C(0x040), /* set display start line to 0 */
191
192 U8X8_C(0x0a1), /* ADC set to reverse */
193 U8X8_C(0x0c0), /* common output mode */
194 // Flipmode
195 // U8X8_C(0x0a0), /* ADC set to reverse */
196 // U8X8_C(0x0c8), /* common output mode */
197
198 U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
199 U8X8_C(0x0a2), /* LCD bias 1/9 */
200 U8X8_C(0x02f), /* all power control circuits on (regulator, booster and follower) */
201 U8X8_CA(0x0f8, 0x000), /* set booster ratio to 4x */
202 U8X8_C(0x027), /* set V0 voltage resistor ratio to max */
203 U8X8_CA(0x081, 0x018), /* set contrast, contrast value, EA default: 0x016 */
204
205 U8X8_C(0x0ae), /* display off */
206 U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
207
208 U8X8_END_TRANSFER(), /* disable chip */
209 U8X8_END() /* end of sequence */
210};
211
212uint8_t u8x8_d_st7565_ea_dogm128(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
213{
214 /* call common procedure first and handle messages there */
215 if ( u8x8_d_st7565_common(u8x8, msg, arg_int, arg_ptr) == 0 )
216 {
217 /* msg not handled, then try here */
218 switch(msg)
219 {
220 case U8X8_MSG_DISPLAY_SETUP_MEMORY:
221 u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7565_128x64_display_info);
222 break;
223 case U8X8_MSG_DISPLAY_INIT:
224 u8x8_d_helper_display_init(u8x8);
225 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_dogm128_init_seq);
226 break;
227 case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
228 if ( arg_int == 0 )
229 {
230 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip0_seq);
231 u8x8->x_offset = u8x8->display_info->default_x_offset;
232 }
233 else
234 {
235 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip1_seq);
236 u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
237 }
238 break;
239 default:
240 return 0; /* msg unknown */
241 }
242 }
243 return 1;
244}
245
246
247
248/*================================================*/
249/* LM6063 https://github.com/olikraus/u8g2/issues/893 */
250
251static const uint8_t u8x8_d_st7565_lm6063_init_seq[] = {
252
253 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
254
255 U8X8_C(0x0e2), /* soft reset */
256 U8X8_C(0x0ae), /* display off */
257 U8X8_C(0x040), /* set display start line to 0 */
258
259 U8X8_C(0x0a1), /* ADC set to reverse */
260 U8X8_C(0x0c0), /* common output mode */
261 // Flipmode
262 // U8X8_C(0x0a0), /* ADC set to reverse */
263 // U8X8_C(0x0c8), /* common output mode */
264
265 U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
266 U8X8_C(0x0a2), /* LCD bias 1/9 */
267 U8X8_C(0x02f), /* all power control circuits on (regulator, booster and follower) */
268 U8X8_CA(0x0f8, 0x000), /* set booster ratio to 4x */
269 U8X8_C(0x027), /* set V0 voltage resistor ratio to max */
270 U8X8_CA(0x081, 50/4), /* set contrast, contrast value, 40..60 seems to be good */
271
272 U8X8_C(0x0ae), /* display off */
273 U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
274
275 U8X8_END_TRANSFER(), /* disable chip */
276 U8X8_END() /* end of sequence */
277};
278
279uint8_t u8x8_d_st7565_lm6063(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
280{
281 /* call common procedure first and handle messages there */
282 if ( u8x8_d_st7565_common(u8x8, msg, arg_int, arg_ptr) == 0 )
283 {
284 /* msg not handled, then try here */
285 switch(msg)
286 {
287 case U8X8_MSG_DISPLAY_SETUP_MEMORY:
288 u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7565_128x64_display_info);
289 break;
290 case U8X8_MSG_DISPLAY_INIT:
291 u8x8_d_helper_display_init(u8x8);
292 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_lm6063_init_seq);
293 break;
294 case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
295 if ( arg_int == 0 )
296 {
297 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip0_seq);
298 u8x8->x_offset = u8x8->display_info->default_x_offset;
299 }
300 else
301 {
302 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip1_seq);
303 u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
304 }
305 break;
306 default:
307 return 0; /* msg unknown */
308 }
309 }
310 return 1;
311}
312
313
314/*================================================*/
315/* Displaytech 64128n */
316
317static const uint8_t u8x8_d_st7565_64128n_init_seq[] = {
318
319 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
320
321 #ifdef NOT_WORKING
322
323 U8X8_C(0x0e2), /* soft reset */
324 U8X8_C(0x0ae), /* display off */
325 U8X8_C(0x040), /* set display start line to 0 */
326
327 U8X8_C(0x0a1), /* ADC set to reverse */
328 U8X8_C(0x0c0), /* common output mode */
329 // Flipmode
330 // U8X8_C(0x0a0), /* ADC set to reverse */
331 // U8X8_C(0x0c8), /* common output mode */
332
333 U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
334 U8X8_C(0x0a2), /* LCD bias 1/9 */
335 U8X8_C(0x02f), /* all power control circuits on */
336 //U8X8_CA(0x0f8, 0x000), /* set booster ratio to 4x */
337 //U8X8_C(0x027), /* set V0 voltage resistor ratio to max */
338
339 U8X8_C(0x010), /* Set V0 voltage resistor ratio. Setting for controlling brightness of Displaytech 64128N */
340
341
342 U8X8_CA(0x081, 0x01e), /* set contrast, contrast value */
343
344 U8X8_C(0x0ae), /* display off */
345 U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
346#else
347
348
349 U8X8_C(0x0e2), /* soft reset */
350 U8X8_C(0x0A2), /* 0x0a2: LCD bias 1/9 (according to Displaytech 64128N datasheet) */
351
352 U8X8_C(0x0a1), /* ADC set to reverse */
353 U8X8_C(0x0c0), /* common output mode */
354 //U8X8_C(0x0A0), /* Normal ADC Select (according to Displaytech 64128N datasheet) */
355 //U8X8_C(0x0c8), /* common output mode: set scan direction normal operation/SHL Select, 0x0c0 --> SHL = 0, normal, 0x0c8 --> SHL = 1 */
356
357 U8X8_C(0x040), /* Display start line for Displaytech 64128N */
358 U8X8_C(0x028 | 0x04), /* power control: turn on voltage converter */
359 U8X8_C(0x028 | 0x06), /* power control: turn on voltage regulator */
360 U8X8_C(0x028 | 0x07), /* power control: turn on voltage follower */
361 U8X8_C(0x010), /* Set V0 voltage resistor ratio. Setting for controlling brightness of Displaytech 64128N */
362 /* 19 Jul 17: Not sure if this is true, cmd 0x1? is used to set the column */
363 U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
364 U8X8_C(0x081), /* set contrast */
365 U8X8_C(0x01e), /* Contrast value. Setting for controlling brightness of Displaytech 64128N */
366 //U8X8_C(0x0af), /* display on */
367 //U8X8_C(0x0a5), /* display all points, ST7565 */
368 //U8X8_C(0x0a4), /* normal display */
369
370 U8X8_C(0x0ae), /* display off */
371
372
373#endif
374
375 U8X8_END_TRANSFER(), /* disable chip */
376 U8X8_END() /* end of sequence */
377};
378
379static const u8x8_display_info_t u8x8_st7565_64128n_display_info =
380{
381 /* chip_enable_level = */ 0,
382 /* chip_disable_level = */ 1,
383
384 /* post_chip_enable_wait_ns = */ 150, /* st7565 datasheet, table 26, tcsh */
385 /* pre_chip_disable_wait_ns = */ 50, /* st7565 datasheet, table 26, tcss */
386 /* reset_pulse_width_ms = */ 1,
387 /* post_reset_wait_ms = */ 1,
388 /* sda_setup_time_ns = */ 50, /* st7565 datasheet, table 26, tsds */
389 /* sck_pulse_width_ns = */ 120, /* half of cycle time (100ns according to datasheet), AVR: below 70: 8 MHz, >= 70 --> 4MHz clock */
390 /* sck_clock_hz = */ 4000000UL, /* since Arduino 1.6.0, the SPI bus speed in Hz. Should be 1000000000/sck_pulse_width_ns */
391 /* spi_mode = */ 0, /* active high, rising edge */
392 /* i2c_bus_clock_100kHz = */ 4,
393 /* data_setup_time_ns = */ 40, /* st7565 datasheet, table 24, tds8 */
394 /* write_pulse_width_ns = */ 80, /* st7565 datasheet, table 24, tcclw */
395 /* tile_width = */ 16, /* width of 16*8=128 pixel */
396 /* tile_height = */ 8,
397 /* default_x_offset = */ 4,
398 /* flipmode_x_offset = */ 0,
399 /* pixel_width = */ 128,
400 /* pixel_height = */ 64
401};
402
403uint8_t u8x8_d_st7565_64128n(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
404{
405 /* call common procedure first and handle messages there */
406 if ( u8x8_d_st7565_common(u8x8, msg, arg_int, arg_ptr) == 0 )
407 {
408 /* msg not handled, then try here */
409 switch(msg)
410 {
411 case U8X8_MSG_DISPLAY_SETUP_MEMORY:
412 u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7565_64128n_display_info);
413 break;
414 case U8X8_MSG_DISPLAY_INIT:
415 u8x8_d_helper_display_init(u8x8);
416 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_64128n_init_seq);
417 break;
418 case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
419 if ( arg_int == 0 )
420 {
421 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip0_seq);
422 u8x8->x_offset = u8x8->display_info->default_x_offset;
423 }
424 else
425 {
426 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip1_seq);
427 u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
428 }
429 break;
430 default:
431 return 0; /* msg unknown */
432 }
433 }
434 return 1;
435}
436
437/*================================================*/
438/* ZOLEN 128x64 */
439
440static const uint8_t u8x8_d_st7565_zolen_128x64_init_seq[] = {
441
442 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
443
444 U8X8_C(0x0e2), /* soft reset */
445 U8X8_C(0x0ae), /* display off */
446 U8X8_C(0x040), /* set display start line to 0 */
447
448 U8X8_C(0x0a1), /* ADC set to reverse */
449 U8X8_C(0x0c8), /* common output mode */
450 // Flipmode
451 // U8X8_C(0x0a0), /* ADC set to reverse */
452 // U8X8_C(0x0c0), /* common output mode */
453
454 U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
455 U8X8_C(0x0a2), /* LCD bias 1/9 */
456 U8X8_C(0x02f), /* all power control circuits on (regulator, booster and follower) */
457 U8X8_CA(0x0f8, 0x000), /* set booster ratio to 4x */
458 U8X8_C(0x027), /* set V0 voltage resistor ratio to max */
459 U8X8_CA(0x081, 0x007), /* set contrast, contrast value, EA default: 0x016 */
460
461 U8X8_C(0x0ae), /* display off */
462 U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
463
464 U8X8_END_TRANSFER(), /* disable chip */
465 U8X8_END() /* end of sequence */
466};
467
468uint8_t u8x8_d_st7565_zolen_128x64(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
469{
470 /* call common procedure first and handle messages there */
471 if ( u8x8_d_st7565_common(u8x8, msg, arg_int, arg_ptr) == 0 )
472 {
473 /* msg not handled, then try here */
474 switch(msg)
475 {
476 case U8X8_MSG_DISPLAY_SETUP_MEMORY:
477 u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7565_128x64_display_info);
478 break;
479 case U8X8_MSG_DISPLAY_INIT:
480 u8x8_d_helper_display_init(u8x8);
481 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_zolen_128x64_init_seq);
482 break;
483 case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
484 if ( arg_int == 0 )
485 {
486 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_zflip0_seq);
487 u8x8->x_offset = u8x8->display_info->default_x_offset;
488 }
489 else
490 {
491 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_zflip1_seq);
492 u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
493 }
494 break;
495 default:
496 return 0; /* msg unknown */
497 }
498 }
499 return 1;
500}
501
502
503
504/*================================================*/
505/* NHD-C12832 */
506
507static const u8x8_display_info_t u8x8_st7565_128x32_display_info =
508{
509 /* chip_enable_level = */ 0,
510 /* chip_disable_level = */ 1,
511
512 /* post_chip_enable_wait_ns = */ 150, /* st7565 datasheet, table 26, tcsh */
513 /* pre_chip_disable_wait_ns = */ 50, /* st7565 datasheet, table 26, tcss */
514 /* reset_pulse_width_ms = */ 1,
515 /* post_reset_wait_ms = */ 1,
516 /* sda_setup_time_ns = */ 50, /* st7565 datasheet, table 26, tsds */
517 /* sck_pulse_width_ns = */ 120, /* half of cycle time (100ns according to datasheet), AVR: below 70: 8 MHz, >= 70 --> 4MHz clock */
518 /* sck_clock_hz = */ 4000000UL, /* since Arduino 1.6.0, the SPI bus speed in Hz. Should be 1000000000/sck_pulse_width_ns */
519 /* spi_mode = */ 0, /* active high, rising edge */
520 /* i2c_bus_clock_100kHz = */ 4,
521 /* data_setup_time_ns = */ 40, /* st7565 datasheet, table 24, tds8 */
522 /* write_pulse_width_ns = */ 80, /* st7565 datasheet, table 24, tcclw */
523 /* tile_width = */ 16, /* width of 16*8=128 pixel */
524 /* tile_height = */ 4,
525 /* default_x_offset = */ 4,
526 /* flipmode_x_offset = */ 0,
527 /* pixel_width = */ 128,
528 /* pixel_height = */ 32
529};
530
531
532static const uint8_t u8x8_d_st7565_nhd_c12832_init_seq[] = {
533
534 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
535
536 U8X8_C(0x0e2), /* soft reset */
537 U8X8_C(0x0ae), /* display off */
538 U8X8_C(0x040), /* set display start line to 0 */
539
540 U8X8_C(0x0a1), /* ADC set to reverse */
541 U8X8_C(0x0c0), /* common output mode */
542 // Flipmode
543 //U8X8_C(0x0a0), /* ADC set to reverse */
544 //U8X8_C(0x0c8), /* common output mode */
545
546 U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
547 U8X8_C(0x0a2), /* LCD bias 1/9 */
548 U8X8_C(0x02f), /* all power control circuits on */
549 U8X8_CA(0x0f8, 0x000), /* set booster ratio to 4x */
550 U8X8_C(0x023), /* set V0 voltage resistor ratio to large*/
551 U8X8_CA(0x081, 0x00a), /* set contrast, contrast value NHD C12832 */
552
553 U8X8_C(0x0ae), /* display off */
554 U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
555
556 U8X8_END_TRANSFER(), /* disable chip */
557 U8X8_END() /* end of sequence */
558};
559
560uint8_t u8x8_d_st7565_nhd_c12832(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
561{
562 /* call common procedure first and handle messages there */
563 if ( u8x8_d_st7565_common(u8x8, msg, arg_int, arg_ptr) == 0 )
564 {
565 /* msg not handled, then try here */
566 switch(msg)
567 {
568 case U8X8_MSG_DISPLAY_SETUP_MEMORY:
569 u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7565_128x32_display_info);
570 break;
571 case U8X8_MSG_DISPLAY_INIT:
572 u8x8_d_helper_display_init(u8x8);
573 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_nhd_c12832_init_seq);
574 break;
575 case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
576 if ( arg_int == 0 )
577 {
578 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip0_seq);
579 u8x8->x_offset = u8x8->display_info->default_x_offset;
580 }
581 else
582 {
583 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip1_seq);
584 u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
585 }
586 break;
587 default:
588 return 0; /* msg unknown */
589 }
590 }
591 return 1;
592}
593
594/*================================================*/
595/* NHD-C12864 */
596
597static const u8x8_display_info_t u8x8_st7565_nhd_c12864_display_info =
598{
599 /* chip_enable_level = */ 0,
600 /* chip_disable_level = */ 1,
601
602 /* post_chip_enable_wait_ns = */ 150, /* st7565 datasheet, table 26, tcsh */
603 /* pre_chip_disable_wait_ns = */ 50, /* st7565 datasheet, table 26, tcss */
604 /* reset_pulse_width_ms = */ 1,
605 /* post_reset_wait_ms = */ 1,
606 /* sda_setup_time_ns = */ 50, /* st7565 datasheet, table 26, tsds */
607 /* sck_pulse_width_ns = */ 120, /* half of cycle time (100ns according to datasheet), AVR: below 70: 8 MHz, >= 70 --> 4MHz clock */
608 /* sck_clock_hz = */ 4000000UL, /* since Arduino 1.6.0, the SPI bus speed in Hz. Should be 1000000000/sck_pulse_width_ns */
609 /* spi_mode = */ 0, /* active high, rising edge */
610 /* i2c_bus_clock_100kHz = */ 4,
611 /* data_setup_time_ns = */ 40, /* st7565 datasheet, table 24, tds8 */
612 /* write_pulse_width_ns = */ 80, /* st7565 datasheet, table 24, tcclw */
613 /* tile_width = */ 16, /* width of 16*8=128 pixel */
614 /* tile_height = */ 8,
615 /* default_x_offset = */ 4,
616 /* flipmode_x_offset = */ 0,
617 /* pixel_width = */ 128,
618 /* pixel_height = */ 64
619};
620
621
622static const uint8_t u8x8_d_st7565_nhd_c12864_init_seq[] = {
623
624 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
625
626 U8X8_C(0x0e2), /* soft reset */
627 U8X8_C(0x0ae), /* display off */
628 U8X8_C(0x040), /* set display start line to 0 */
629
630 U8X8_C(0x0a1), /* ADC set to reverse */
631 U8X8_C(0x0c0), /* common output mode */
632 // Flipmode
633 //U8X8_C(0x0a0), /* ADC set to reverse */
634 //U8X8_C(0x0c8), /* common output mode */
635
636 U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
637 U8X8_C(0x0a2), /* LCD bias 1/9 */
638 U8X8_C(0x02f), /* all power control circuits on */
639 U8X8_CA(0x0f8, 0x000), /* set booster ratio to 4x */
640 U8X8_C(0x025), /* set V0 voltage resistor ratio to large, issue 1678: changed from 0x23 to 0x25 */
641 U8X8_CA(0x081, 170), /* set contrast, contrast value NHD C12864, see issue 186, increased contrast to 180 (issue 219), reduced to 170 (issue 1678) */
642
643 U8X8_C(0x0ae), /* display off */
644 U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
645
646 U8X8_END_TRANSFER(), /* disable chip */
647 U8X8_END() /* end of sequence */
648};
649
650uint8_t u8x8_d_st7565_nhd_c12864(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
651{
652 /* call common procedure first and handle messages there */
653 if ( u8x8_d_st7565_common(u8x8, msg, arg_int, arg_ptr) == 0 )
654 {
655 /* msg not handled, then try here */
656 switch(msg)
657 {
658 case U8X8_MSG_DISPLAY_SETUP_MEMORY:
659 u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7565_nhd_c12864_display_info);
660 break;
661 case U8X8_MSG_DISPLAY_INIT:
662 u8x8_d_helper_display_init(u8x8);
663 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_nhd_c12864_init_seq);
664 break;
665 case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
666 if ( arg_int == 0 )
667 {
668 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip0_seq);
669 u8x8->x_offset = u8x8->display_info->default_x_offset;
670 }
671 else
672 {
673 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip1_seq);
674 u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
675 }
676 break;
677 default:
678 return 0; /* msg unknown */
679 }
680 }
681 return 1;
682}
683/*================================================*/
684/* JLX12864 */
685
686uint8_t u8x8_d_st7565_jlx12864(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
687{
688 return u8x8_d_st7565_nhd_c12864(u8x8, msg, arg_int, arg_ptr);
689}
690
691
692/*================================================*/
693/* LM6059 (Adafruit)... probably this is a ST7567 display */
694
695static const uint8_t u8x8_d_st7565_lm6059_init_seq[] = {
696
697 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
698
699 U8X8_C(0x0e2), /* soft reset */
700 U8X8_C(0x0ae), /* display off */
701 U8X8_C(0x060), /* set display start line to ... */
702
703 U8X8_C(0x0a0), /* ADC set to reverse */
704 U8X8_C(0x0c8), /* common output mode */
705 //U8X8_C(0x0a1), /* ADC set to reverse */
706 //U8X8_C(0x0c0), /* common output mode */
707 // Flipmode
708 // U8X8_C(0x0a0), /* ADC set to reverse */
709 // U8X8_C(0x0c8), /* common output mode */
710
711 U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
712 U8X8_C(0x0a3), /* LCD bias 1/9 */
713 U8X8_C(0x02f), /* all power control circuits on (regulator, booster and follower) */
714 U8X8_CA(0x0f8, 0x000), /* set booster ratio to 4x (ST7567 feature) */
715 U8X8_C(0x027), /* set V0 voltage resistor ratio to max */
716 U8X8_CA(0x081, 0x018), /* set contrast, contrast value, EA default: 0x016 */
717
718 U8X8_C(0x0ae), /* display off */
719 U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
720
721 U8X8_END_TRANSFER(), /* disable chip */
722 U8X8_END() /* end of sequence */
723};
724
725static const u8x8_display_info_t u8x8_st7565_lm6059_display_info =
726{
727 /* chip_enable_level = */ 0,
728 /* chip_disable_level = */ 1,
729
730 /* post_chip_enable_wait_ns = */ 150, /* st7565 datasheet, table 26, tcsh */
731 /* pre_chip_disable_wait_ns = */ 50, /* st7565 datasheet, table 26, tcss */
732 /* reset_pulse_width_ms = */ 1,
733 /* post_reset_wait_ms = */ 1,
734 /* sda_setup_time_ns = */ 50, /* st7565 datasheet, table 26, tsds */
735 /* sck_pulse_width_ns = */ 120, /* half of cycle time (100ns according to datasheet), AVR: below 70: 8 MHz, >= 70 --> 4MHz clock */
736 /* sck_clock_hz = */ 4000000UL, /* since Arduino 1.6.0, the SPI bus speed in Hz. Should be 1000000000/sck_pulse_width_ns */
737 /* spi_mode = */ 0, /* active high, rising edge */
738 /* i2c_bus_clock_100kHz = */ 4,
739 /* data_setup_time_ns = */ 40, /* st7565 datasheet, table 24, tds8 */
740 /* write_pulse_width_ns = */ 80, /* st7565 datasheet, table 24, tcclw */
741 /* tile_width = */ 16, /* width of 16*8=128 pixel */
742 /* tile_height = */ 8,
743 /* default_x_offset = */ 1, /* not sure... */
744 /* flipmode_x_offset = */ 3,
745 /* pixel_width = */ 128,
746 /* pixel_height = */ 64
747};
748
749uint8_t u8x8_d_st7565_lm6059(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
750{
751 /* call common procedure first and handle messages there */
752 if ( u8x8_d_st7565_common(u8x8, msg, arg_int, arg_ptr) == 0 )
753 {
754 /* msg not handled, then try here */
755 switch(msg)
756 {
757 case U8X8_MSG_DISPLAY_SETUP_MEMORY:
758 u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7565_lm6059_display_info);
759 break;
760 case U8X8_MSG_DISPLAY_INIT:
761 u8x8_d_helper_display_init(u8x8);
762 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_lm6059_init_seq);
763 break;
764 case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
765 if ( arg_int == 0 )
766 {
767 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip1_seq);
768 u8x8->x_offset = u8x8->display_info->default_x_offset;
769 }
770 else
771 {
772 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip0_seq);
773 u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
774 }
775 break;
776 default:
777 return 0; /* msg unknown */
778 }
779 }
780 return 1;
781}
782
783/*================================================*/
784/* https://github.com/olikraus/u8g2/issues/1314 */
785/* KS0713 controller, takeover from LM6059 */
786
787static const uint8_t u8x8_d_st7565_ks0713_init_seq[] = {
788
789 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
790 U8X8_C(0x0ae), /* display off */
791 U8X8_C(0x0e2), /* soft reset */
792 U8X8_C(0x0a3), /* LCD bias 1/9 */
793 U8X8_C(0x0a0), /* ADC set to reverse */
794 U8X8_C(0x0c0), /* common output mode */
795 U8X8_C(0x02f), /* all power control circuits on (regulator, booster and follower) */
796 U8X8_C(0x026), /* set V0 voltage resistor ratio to max */
797 U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
798 U8X8_CA(0x081, 0x010), /* set contrast, contrast value, EA default: 0x016 */
799 U8X8_C(0x0af), /* display on */
800 U8X8_END_TRANSFER(), /* disable chip */
801 U8X8_END() /* end of sequence */
802};
803
804uint8_t u8x8_d_st7565_ks0713(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
805{
806 /* call common procedure first and handle messages there */
807 if ( u8x8_d_st7565_common(u8x8, msg, arg_int, arg_ptr) == 0 )
808 {
809 /* msg not handled, then try here */
810 switch(msg)
811 {
812 case U8X8_MSG_DISPLAY_SETUP_MEMORY:
813 u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7565_lm6059_display_info);
814 break;
815 case U8X8_MSG_DISPLAY_INIT:
816 u8x8_d_helper_display_init(u8x8);
817 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_ks0713_init_seq);
818 break;
819 case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
820 if ( arg_int == 0 )
821 {
822 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_zflip1_seq);
823 u8x8->x_offset = u8x8->display_info->default_x_offset;
824 }
825 else
826 {
827 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_zflip0_seq);
828 u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
829 }
830 break;
831 default:
832 return 0; /* msg unknown */
833 }
834 }
835 return 1;
836}
837
838
839/*================================================*/
840/* LX12864 issue 576 */
841
842static const uint8_t u8x8_d_st7565_lx12864_init_seq[] = {
843
844 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
845
846 U8X8_C(0x0e2), /* soft reset */
847 U8X8_C(0x0ae), /* display off */
848 U8X8_C(0x060), /* set display start line to ... */
849
850 U8X8_C(0x0a0), /* ADC set to reverse */
851 U8X8_C(0x0c8), /* common output mode */
852 //U8X8_C(0x0a1), /* ADC set to reverse */
853 //U8X8_C(0x0c0), /* common output mode */
854 // Flipmode
855 // U8X8_C(0x0a0), /* ADC set to reverse */
856 // U8X8_C(0x0c8), /* common output mode */
857
858 U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
859 U8X8_C(0x0a2), /* LCD bias 1/9 */
860 U8X8_C(0x02f), /* all power control circuits on (regulator, booster and follower) */
861 U8X8_CA(0x0f8, 0x000), /* set booster ratio to 4x (ST7567 feature) */
862 U8X8_C(0x027), /* set V0 voltage resistor ratio to max */
863 U8X8_CA(0x081, 0x008), /* set contrast, contrast value */
864
865 U8X8_C(0x0ae), /* display off */
866 U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
867
868 U8X8_END_TRANSFER(), /* disable chip */
869 U8X8_END() /* end of sequence */
870};
871
872static const u8x8_display_info_t u8x8_st7565_lx12864_display_info =
873{
874 /* chip_enable_level = */ 0,
875 /* chip_disable_level = */ 1,
876
877 /* post_chip_enable_wait_ns = */ 150, /* st7565 datasheet, table 26, tcsh */
878 /* pre_chip_disable_wait_ns = */ 50, /* st7565 datasheet, table 26, tcss */
879 /* reset_pulse_width_ms = */ 1,
880 /* post_reset_wait_ms = */ 1,
881 /* sda_setup_time_ns = */ 50, /* st7565 datasheet, table 26, tsds */
882 /* sck_pulse_width_ns = */ 120, /* half of cycle time (100ns according to datasheet), AVR: below 70: 8 MHz, >= 70 --> 4MHz clock */
883 /* sck_clock_hz = */ 4000000UL, /* since Arduino 1.6.0, the SPI bus speed in Hz. Should be 1000000000/sck_pulse_width_ns */
884 /* spi_mode = */ 0, /* active high, rising edge */
885 /* i2c_bus_clock_100kHz = */ 4,
886 /* data_setup_time_ns = */ 40, /* st7565 datasheet, table 24, tds8 */
887 /* write_pulse_width_ns = */ 80, /* st7565 datasheet, table 24, tcclw */
888 /* tile_width = */ 16, /* width of 16*8=128 pixel */
889 /* tile_height = */ 8,
890 /* default_x_offset = */ 1, /* not sure... */
891 /* flipmode_x_offset = */ 3,
892 /* pixel_width = */ 128,
893 /* pixel_height = */ 64
894};
895
896uint8_t u8x8_d_st7565_lx12864(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
897{
898 /* call common procedure first and handle messages there */
899 if ( u8x8_d_st7565_common(u8x8, msg, arg_int, arg_ptr) == 0 )
900 {
901 /* msg not handled, then try here */
902 switch(msg)
903 {
904 case U8X8_MSG_DISPLAY_SETUP_MEMORY:
905 u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7565_lx12864_display_info);
906 break;
907 case U8X8_MSG_DISPLAY_INIT:
908 u8x8_d_helper_display_init(u8x8);
909 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_lx12864_init_seq);
910 break;
911 case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
912 if ( arg_int == 0 )
913 {
914 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip1_seq);
915 u8x8->x_offset = u8x8->display_info->default_x_offset;
916 }
917 else
918 {
919 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip0_seq);
920 u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
921 }
922 break;
923 default:
924 return 0; /* msg unknown */
925 }
926 }
927 return 1;
928}
929
930
931/*================================================*/
932/* ERC12864-1 (buydisplay.com) */
933
934static const uint8_t u8x8_d_st7565_erc12864_init_seq[] = {
935
936 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
937
938 U8X8_C(0x0e2), /* soft reset */
939 U8X8_C(0x0ae), /* display off */
940 U8X8_C(0x040), /* set display start line to ... */
941
942 U8X8_C(0x0a0), /* ADC set to reverse */
943 U8X8_C(0x0c8), /* common output mode */
944 //U8X8_C(0x0a1), /* ADC set to reverse */
945 //U8X8_C(0x0c0), /* common output mode */
946 // Flipmode
947 // U8X8_C(0x0a0), /* ADC set to reverse */
948 // U8X8_C(0x0c8), /* common output mode */
949
950 U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
951 U8X8_C(0x0a3), /* LCD bias 1/9 */
952 U8X8_C(0x02f), /* all power control circuits on (regulator, booster and follower) */
953 U8X8_CA(0x0f8, 0x000), /* set booster ratio to 4x (ST7567 feature)*/
954 U8X8_C(0x027), /* set V0 voltage resistor ratio to max */
955 U8X8_CA(0x081, 0x018), /* set contrast, contrast value, EA default: 0x016 */
956
957 U8X8_C(0x0ae), /* display off */
958 U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
959
960 U8X8_END_TRANSFER(), /* disable chip */
961 U8X8_END() /* end of sequence */
962};
963
964static const u8x8_display_info_t u8x8_st7565_erc12864_display_info =
965{
966 /* chip_enable_level = */ 0,
967 /* chip_disable_level = */ 1,
968
969 /* post_chip_enable_wait_ns = */ 150, /* st7565 datasheet, table 26, tcsh */
970 /* pre_chip_disable_wait_ns = */ 50, /* st7565 datasheet, table 26, tcss */
971 /* reset_pulse_width_ms = */ 1,
972 /* post_reset_wait_ms = */ 1,
973 /* sda_setup_time_ns = */ 50, /* st7565 datasheet, table 26, tsds */
974 /* sck_pulse_width_ns = */ 120, /* half of cycle time (100ns according to datasheet), AVR: below 70: 8 MHz, >= 70 --> 4MHz clock */
975 /* sck_clock_hz = */ 4000000UL, /* since Arduino 1.6.0, the SPI bus speed in Hz. Should be 1000000000/sck_pulse_width_ns */
976 /* spi_mode = */ 0, /* active high, rising edge */
977 /* i2c_bus_clock_100kHz = */ 4,
978 /* data_setup_time_ns = */ 40, /* st7565 datasheet, table 24, tds8 */
979 /* write_pulse_width_ns = */ 80, /* st7565 datasheet, table 24, tcclw */
980 /* tile_width = */ 16, /* width of 16*8=128 pixel */
981 /* tile_height = */ 8,
982 /* default_x_offset = */ 0,
983 /* flipmode_x_offset = */ 4,
984 /* pixel_width = */ 128,
985 /* pixel_height = */ 64
986};
987
988uint8_t u8x8_d_st7565_erc12864(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
989{
990 /* call common procedure first and handle messages there */
991 if ( u8x8_d_st7565_common(u8x8, msg, arg_int, arg_ptr) == 0 )
992 {
993 /* msg not handled, then try here */
994 switch(msg)
995 {
996 case U8X8_MSG_DISPLAY_SETUP_MEMORY:
997 u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7565_erc12864_display_info);
998 break;
999 case U8X8_MSG_DISPLAY_INIT:
1000 u8x8_d_helper_display_init(u8x8);
1001 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_erc12864_init_seq);
1002 break;
1003 case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
1004 if ( arg_int == 0 )
1005 {
1006 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip1_seq);
1007 u8x8->x_offset = u8x8->display_info->default_x_offset;
1008 }
1009 else
1010 {
1011 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip0_seq);
1012 u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
1013 }
1014 break;
1015 default:
1016 return 0; /* msg unknown */
1017 }
1018 }
1019 return 1;
1020}
1021
1022
1023
1024
1025/*================================================*/
1026/* ERC12864-1 alternative version, suggested in issue 790 */
1027
1028static const uint8_t u8x8_d_st7565_erc12864_alt_init_seq[] = {
1029
1030
1031 // original sequence
1032
1033 // U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
1034
1035 // U8X8_C(0x0e2), /* soft reset */
1036 // U8X8_C(0x0ae), /* display off */
1037 // U8X8_C(0x040), /* set display start line to ... */
1038
1039 // U8X8_C(0x0a0), /* ADC set to reverse */
1040 // U8X8_C(0x0c8), /* common output mode */
1041
1042 // U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
1043 // U8X8_C(0x0a3), /* LCD bias 1/9 */
1044 // U8X8_C(0x02f), /* all power control circuits on (regulator, booster and follower) */
1045 // U8X8_CA(0x0f8, 0x000), /* set booster ratio to 4x (ST7567 feature)*/
1046 // U8X8_C(0x027), /* set V0 voltage resistor ratio to max */
1047 // U8X8_CA(0x081, 0x018), /* set contrast, contrast value, EA default: 0x016 */
1048
1049 // U8X8_C(0x0ae), /* display off */
1050 // U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
1051
1052 // U8X8_END_TRANSFER(), /* disable chip */
1053 // U8X8_END() /* end of sequence */
1054
1055
1056
1057 // suggested in https://github.com/olikraus/u8g2/issues/790
1058
1059 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
1060
1061 U8X8_C(0x0e2), /* soft reset */
1062 U8X8_C(0x0ae), /* display off */
1063 U8X8_C(0x040), /* set display start line to ... */
1064
1065 U8X8_C(0x0a0), /* ADC set to reverse */
1066 U8X8_C(0x0c8), /* common output mode */
1067
1068 U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
1069 U8X8_C(0x0a2), /* LCD bias 1/9 - *** Changed by Ismail - was 0xa3 - 1/7 bias we were getting dark pixel off */
1070 U8X8_C(0x02f), /* all power control circuits on (regulator, booster and follower) */
1071 U8X8_CA(0x0f8, 0x000), /* set booster ratio to 4x (ST7567 feature)*/
1072 U8X8_C(0x027), /* set V0 voltage resistor ratio to max */
1073 U8X8_CA(0x081, 0x05), /* set contrast, contrast value, EA default: 0x016 - *** Changed by Ismail to 0x05 */
1074
1075 U8X8_C(0x0ae), /* display off */
1076 U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
1077
1078 U8X8_END_TRANSFER(), /* disable chip */
1079 U8X8_END() /* end of sequence */
1080
1081};
1082
1083
1084uint8_t u8x8_d_st7565_erc12864_alt(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
1085{
1086 /* call common procedure first and handle messages there */
1087 if ( u8x8_d_st7565_common(u8x8, msg, arg_int, arg_ptr) == 0 )
1088 {
1089 /* msg not handled, then try here */
1090 switch(msg)
1091 {
1092 case U8X8_MSG_DISPLAY_SETUP_MEMORY:
1093 u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7565_erc12864_display_info);
1094 break;
1095 case U8X8_MSG_DISPLAY_INIT:
1096 u8x8_d_helper_display_init(u8x8);
1097 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_erc12864_alt_init_seq);
1098 break;
1099 case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
1100 if ( arg_int == 0 )
1101 {
1102 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip1_seq);
1103 u8x8->x_offset = u8x8->display_info->default_x_offset;
1104 }
1105 else
1106 {
1107 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip0_seq);
1108 u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
1109 }
1110 break;
1111 default:
1112 return 0; /* msg unknown */
1113 }
1114 }
1115 return 1;
1116}
1117
1118
1119
1120
1121/*================================================*/
1122/* NT7534, TG12864R */
1123/* The NT7534 has an extended command set for the ST7565, however this is not used. */
1124/* The TG12864R display is also shifted in lines, like the LM6059/Adafruit display */
1125/* However contrast seems to be different */
1126
1127static const uint8_t u8x8_d_nt7534_tg12864r_init_seq[] = {
1128
1129 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
1130
1131 U8X8_C(0x0e2), /* soft reset */
1132 U8X8_C(0x0ae), /* display off */
1133 U8X8_C(0x060), /* set display start line to ... */
1134
1135 U8X8_C(0x0a0), /* ADC set to reverse */
1136 U8X8_C(0x0c8), /* common output mode */
1137 // Flipmode
1138 //U8X8_C(0x0a1), /* ADC set to reverse */
1139 //U8X8_C(0x0c0), /* common output mode */
1140
1141 U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
1142 U8X8_C(0x0a3), /* LCD bias 1/9 */
1143 U8X8_C(0x02f), /* all power control circuits on (regulator, booster and follower) */
1144 //U8X8_CA(0x0f8, 0x000), /* set booster ratio to 4x (ST7567 feature)*/
1145 U8X8_C(0x027), /* set V0 voltage resistor ratio to max */
1146 U8X8_CA(0x081, 0x009), /* set contrast, contrast value, EA default: 0x016 */
1147
1148 U8X8_C(0x0ae), /* display off */
1149 U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
1150
1151 U8X8_END_TRANSFER(), /* disable chip */
1152 U8X8_END() /* end of sequence */
1153};
1154
1155uint8_t u8x8_d_nt7534_tg12864r(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
1156{
1157 /* call common procedure first and handle messages there */
1158 if ( u8x8_d_st7565_common(u8x8, msg, arg_int, arg_ptr) == 0 )
1159 {
1160 /* msg not handled, then try here */
1161 switch(msg)
1162 {
1163 case U8X8_MSG_DISPLAY_SETUP_MEMORY:
1164 /* reuse the LM6059 data structure... this display seems to have similar shifts and offsets */
1165 u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7565_lm6059_display_info);
1166 break;
1167 case U8X8_MSG_DISPLAY_INIT:
1168 u8x8_d_helper_display_init(u8x8);
1169
1170 //u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_lm6059_init_seq);
1171 u8x8_cad_SendSequence(u8x8, u8x8_d_nt7534_tg12864r_init_seq);
1172 break;
1173 case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
1174 if ( arg_int == 0 )
1175 {
1176 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip1_seq);
1177 u8x8->x_offset = u8x8->display_info->default_x_offset;
1178 }
1179 else
1180 {
1181 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip0_seq);
1182 u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
1183 }
1184 break;
1185 default:
1186 return 0; /* msg unknown */
1187 }
1188 }
1189 return 1;
1190}
1191
1192
1193/*================================================*/
1194/* EA DOGM132 */
1195
1196static const u8x8_display_info_t u8x8_st7565_dogm132_display_info =
1197{
1198 /* chip_enable_level = */ 0,
1199 /* chip_disable_level = */ 1,
1200
1201 /* post_chip_enable_wait_ns = */ 150, /* st7565 datasheet, table 26, tcsh */
1202 /* pre_chip_disable_wait_ns = */ 50, /* st7565 datasheet, table 26, tcss */
1203 /* reset_pulse_width_ms = */ 1,
1204 /* post_reset_wait_ms = */ 1,
1205 /* sda_setup_time_ns = */ 50, /* st7565 datasheet, table 26, tsds */
1206 /* sck_pulse_width_ns = */ 120, /* half of cycle time (100ns according to datasheet), AVR: below 70: 8 MHz, >= 70 --> 4MHz clock */
1207 /* sck_clock_hz = */ 4000000UL, /* since Arduino 1.6.0, the SPI bus speed in Hz. Should be 1000000000/sck_pulse_width_ns */
1208 /* spi_mode = */ 0, /* active high, rising edge */
1209 /* i2c_bus_clock_100kHz = */ 4,
1210 /* data_setup_time_ns = */ 40, /* st7565 datasheet, table 24, tds8 */
1211 /* write_pulse_width_ns = */ 80, /* st7565 datasheet, table 24, tcclw */
1212 /* tile_width = */ 17, /* width of 16*8=136 pixel */
1213 /* tile_height = */ 4,
1214 /* default_x_offset = */ 0,
1215 /* flipmode_x_offset = */ 0,
1216 /* pixel_width = */ 132,
1217 /* pixel_height = */ 32
1218};
1219
1220
1221static const uint8_t u8x8_d_st7565_dogm132_init_seq[] = {
1222
1223 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
1224
1225 U8X8_C(0x0e2), /* soft reset */
1226 U8X8_C(0x0ae), /* display off */
1227 U8X8_C(0x040), /* set display start line to 0 */
1228
1229 U8X8_C(0x0a1), /* ADC set to reverse */
1230 U8X8_C(0x0c0), /* common output mode */
1231 // Flipmode
1232 //U8X8_C(0x0a0), /* ADC set to reverse */
1233 //U8X8_C(0x0c8), /* common output mode */
1234
1235 U8X8_C(0x0a6), /* display normal, bit val 0: LCD pixel off. */
1236 U8X8_C(0x0a2), /* LCD bias 1/9 */
1237 U8X8_C(0x02f), /* all power control circuits on */
1238 U8X8_CA(0x0f8, 0x000), /* set booster ratio to 4x */
1239 U8X8_C(0x023), /* set V0 voltage resistor ratio to large*/
1240 U8X8_CA(0x081, 0x01f), /* set contrast, contrast value EA DOGM132 */
1241
1242 U8X8_C(0x0ae), /* display off */
1243 U8X8_C(0x0a5), /* enter powersafe: all pixel on, issue 142 */
1244
1245 U8X8_END_TRANSFER(), /* disable chip */
1246 U8X8_END() /* end of sequence */
1247};
1248
1249uint8_t u8x8_d_st7565_ea_dogm132(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
1250{
1251 /* call common procedure first and handle messages there */
1252 if ( u8x8_d_st7565_common(u8x8, msg, arg_int, arg_ptr) == 0 )
1253 {
1254 /* msg not handled, then try here */
1255 switch(msg)
1256 {
1257 case U8X8_MSG_DISPLAY_SETUP_MEMORY:
1258 u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7565_dogm132_display_info);
1259 break;
1260 case U8X8_MSG_DISPLAY_INIT:
1261 u8x8_d_helper_display_init(u8x8);
1262 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_dogm132_init_seq);
1263 break;
1264 case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
1265 if ( arg_int == 0 )
1266 {
1267 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip0_seq);
1268 u8x8->x_offset = u8x8->display_info->default_x_offset;
1269 }
1270 else
1271 {
1272 u8x8_cad_SendSequence(u8x8, u8x8_d_st7565_flip1_seq);
1273 u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
1274 }
1275 break;
1276 default:
1277 return 0; /* msg unknown */
1278 }
1279 }
1280 return 1;
1281}