Mercurial > co2meter / file comparison

comparison: components/u8g2/csrc/u8x8_d_uc1617.c

components/u8g2/csrc/u8x8_d_uc1617.c

changeset 0
88d965579617
equal deleted inserted replaced
-1:000000000000 0:88d965579617
1 /*
2
3 u8x8_d_uc1617.c
4
5 Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/)
6
7 Copyright (c) 2017, olikraus@gmail.com
8 All rights reserved.
9
10 Redistribution and use in source and binary forms, with or without modification,
11 are permitted provided that the following conditions are met:
12
13 * Redistributions of source code must retain the above copyright notice, this list
14 of conditions and the following disclaimer.
15
16 * Redistributions in binary form must reproduce the above copyright notice, this
17 list of conditions and the following disclaimer in the documentation and/or other
18 materials provided with the distribution.
19
20 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
21 CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
22 INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
23 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
24 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
25 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27 NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
29 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
30 STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
32 ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33
34
35 */
36 #include "u8x8.h"
37
38
39
40
41
42 static const uint8_t u8x8_d_uc1617_powersave0_seq[] = {
43 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
44 U8X8_C(0x0ad), /* display on */
45 U8X8_END_TRANSFER(), /* disable chip */
46 U8X8_END() /* end of sequence */
47 };
48
49 static const uint8_t u8x8_d_uc1617_powersave1_seq[] = {
50 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
51 U8X8_C(0x0ac), /* display off, enter sleep mode */
52 U8X8_END_TRANSFER(), /* disable chip */
53 U8X8_END() /* end of sequence */
54 };
55
56 static const uint8_t u8x8_d_uc1617_flip0_seq[] = {
57 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
58 U8X8_C(0x0c4), /* LCD Mapping */
59 U8X8_END_TRANSFER(), /* disable chip */
60 U8X8_END() /* end of sequence */
61 };
62
63 static const uint8_t u8x8_d_uc1617_flip1_seq[] = {
64 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
65 U8X8_C(0x0c2), /* LCD Mapping */
66 U8X8_END_TRANSFER(), /* disable chip */
67 U8X8_END() /* end of sequence */
68 };
69
70
71 uint8_t u8x8_d_uc1617_common(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
72 {
73 uint8_t x, y, c;
74 uint8_t *ptr;
75 switch(msg)
76 {
77 case U8X8_MSG_DISPLAY_DRAW_TILE:
78 u8x8_cad_StartTransfer(u8x8);
79
80 x = ((u8x8_tile_t *)arg_ptr)->x_pos;
81 x *= 8;
82 x += u8x8->x_offset;
83
84 u8x8_cad_SendCmd(u8x8, 0x000 | ((x&15)));
85 u8x8_cad_SendCmd(u8x8, 0x010 | (x>>4) );
86
87 y = ((u8x8_tile_t *)arg_ptr)->y_pos;
88 u8x8_cad_SendCmd(u8x8, 0x060 | (y&15));
89 u8x8_cad_SendCmd(u8x8, 0x070 | (y>>4));
90
91 c = ((u8x8_tile_t *)arg_ptr)->cnt;
92 c *= 8;
93 ptr = ((u8x8_tile_t *)arg_ptr)->tile_ptr;
94 do
95 {
96 u8x8_cad_SendData(u8x8, c, ptr); /* note: SendData can not handle more than 255 bytes */
97 arg_int--;
98 } while( arg_int > 0 );
99
100 u8x8_cad_EndTransfer(u8x8);
101 break;
102 case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
103 if ( arg_int == 0 )
104 u8x8_cad_SendSequence(u8x8, u8x8_d_uc1617_powersave0_seq);
105 else
106 u8x8_cad_SendSequence(u8x8, u8x8_d_uc1617_powersave1_seq);
107 break;
108 case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
109 if ( arg_int == 0 )
110 {
111 u8x8_cad_SendSequence(u8x8, u8x8_d_uc1617_flip0_seq);
112 u8x8->x_offset = u8x8->display_info->default_x_offset;
113 }
114 else
115 {
116 u8x8_cad_SendSequence(u8x8, u8x8_d_uc1617_flip1_seq);
117 u8x8->x_offset = u8x8->display_info->flipmode_x_offset;
118 }
119 break;
120 #ifdef U8X8_WITH_SET_CONTRAST
121 case U8X8_MSG_DISPLAY_SET_CONTRAST:
122 u8x8_cad_StartTransfer(u8x8);
123 u8x8_cad_SendCmd(u8x8, 0x081 );
124 u8x8_cad_SendArg(u8x8, arg_int ); /* uc1617 has range from 0 to 255 */
125 u8x8_cad_EndTransfer(u8x8);
126 break;
127 #endif
128 default:
129 return 0;
130 }
131 return 1;
132 }
133
134 /*================================================*/
135 /* JLX128128 */
136
137 static const uint8_t u8x8_d_uc1617_jlx128128_init_seq[] = {
138
139 U8X8_START_TRANSFER(), /* enable chip, delay is part of the transfer start */
140
141 U8X8_C(0x0e2), /* reset */
142 U8X8_DLY(10),
143
144 //U8X8_D1(0x0ff),
145 U8X8_C(0x027), /* temperature compensation */
146 U8X8_C(0x02b), /* panel loading: 13-18nF */
147
148 U8X8_C(0x02f), /* internal pump control */
149 U8X8_C(0x0eb), /* bias=1/11 */
150 U8X8_CA(0x081, 0x066), /* set contrast */
151 //U8X8_C(0x0a9), /* used in display datasheet, but cmd not described in controller datasheet */
152
153 U8X8_CA(0x0f1, 0x07f), /* set COM end */
154 U8X8_CA(0x0f2, 0x000), /* display line start */
155 U8X8_CA(0x0f3, 127), /* display line end */
156 U8X8_C(0x0a3), /* line rate */
157
158 U8X8_C(0x0d3), /* */
159 U8X8_C(0x0d7), /* */
160
161 U8X8_C(0x0ad), /* display enable BW Mode*/
162 //U8X8_C(0x0af), /* display enable GS Mode*/
163
164 //U8X8_C(0x0a5), /* all pixel on */
165
166 //U8X8_C(0x0d1), /* display pattern */
167 U8X8_C(0x089), /* auto increment */
168 U8X8_C(0x0c4), /* LCD Mapping */
169 U8X8_C(0x000), /* column */
170 U8X8_C(0x060), /* page adr low */
171 U8X8_C(0x070), /* page adr high */
172
173 U8X8_D1(0x0ff),
174 U8X8_D1(0x0ff),
175 U8X8_D1(0x0ff),
176 U8X8_D1(0x0ff),
177 U8X8_D1(0x0ff),
178 U8X8_D1(0x0ff),
179 U8X8_D1(0x0ff),
180 U8X8_D1(0x0ff),
181
182 U8X8_D1(0x0ff),
183 U8X8_D1(0x0ff),
184 U8X8_D1(0x0ff),
185 U8X8_D1(0x0ff),
186 U8X8_D1(0x0ff),
187 U8X8_D1(0x0ff),
188 U8X8_D1(0x0ff),
189 U8X8_D1(0x0ff),
190
191 U8X8_END_TRANSFER(), /* disable chip */
192 U8X8_END() /* end of sequence */
193 };
194
195 static const u8x8_display_info_t u8x8_uc1617_128x128_display_info =
196 {
197 /* chip_enable_level = */ 0,
198 /* chip_disable_level = */ 1,
199
200 /* post_chip_enable_wait_ns = */ 10, /* uc1617 datasheet, page 54, actually 5 */
201 /* pre_chip_disable_wait_ns = */ 10, /* uc1617 datasheet, page 54, actually 5 */
202 /* reset_pulse_width_ms = */ 10,
203 /* post_reset_wait_ms = */ 20, /* uc1617 datasheet, page 56 */
204 /* sda_setup_time_ns = */ 24, /* uc1617 datasheet, page 54 */
205 /* sck_pulse_width_ns = */ 45, /* half of cycle time uc1617 datasheet, page 54*/
206 /* sck_clock_hz = */ 8000000UL, /* since Arduino 1.6.0, the SPI bus speed in Hz. Should be 1000000000/sck_pulse_width_ns */
207 /* spi_mode = */ 0, /* active high, rising edge */
208 /* i2c_bus_clock_100kHz = */ 4,
209 /* data_setup_time_ns = */ 30, /* uc1617 datasheet, page 52 */
210 /* write_pulse_width_ns = */ 65, /* uc1617 datasheet, page 52 */
211 /* tile_width = */ 16, /* width of 16*8=128 pixel */
212 /* tile_hight = */ 16,
213 /* default_x_offset = */ 0,
214 /* flipmode_x_offset = */ 0,
215 /* pixel_width = */ 128,
216 /* pixel_height = */ 128
217 };
218
219 uint8_t u8x8_d_uc1617_jlx128128(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
220 {
221 /* call common procedure first and handle messages there */
222 if ( u8x8_d_uc1617_common(u8x8, msg, arg_int, arg_ptr) == 0 )
223 {
224 /* msg not handled, then try here */
225 switch(msg)
226 {
227 case U8X8_MSG_DISPLAY_SETUP_MEMORY:
228 u8x8_d_helper_display_setup_memory(u8x8, &u8x8_uc1617_128x128_display_info);
229 break;
230 case U8X8_MSG_DISPLAY_INIT:
231 u8x8_d_helper_display_init(u8x8);
232 u8x8_cad_SendSequence(u8x8, u8x8_d_uc1617_jlx128128_init_seq);
233 for(;;)
234 ;
235 break;
236 default:
237 return 0; /* msg unknown */
238 }
239 }
240 return 1;
241 }

Mercurial Repository: co2meter

mercurial