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
|
/**
* Marlin 3D Printer Firmware
* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
#include "../../inc/MarlinConfigPre.h"
#if HAS_MARLINUI_U8GLIB
#include "HAL_LCD_com_defines.h"
#include <U8glib.h>
#define WIDTH 128
#define HEIGHT 64
#define PAGE_HEIGHT 8
// SSD1309 init sequence
static const uint8_t u8g_dev_ssd1309_128x64_init_seq[] PROGMEM = {
U8G_ESC_CS(0), // Disable chip
U8G_ESC_ADR(0), // Instruction mode
U8G_ESC_RST(1), // Do reset low pulse with (1*16)+2 milliseconds
U8G_ESC_CS(1), // Enable chip
0xFD,0x12, // Command Lock
0xAE, // Set Display Off
0xD5,0xA0, // Set Display Clock Divide Ratio/Oscillator Frequency
0xA8,0x3F, // Set Multiplex Ratio
0x3D,0x00, // Set Display Offset
0x40, // Set Display Start Line
0xA1, // Set Segment Re-Map
0xC8, // Set COM Output Scan Direction
0xDA,0x12, // Set COM Pins Hardware Configuration
0x81,0xDF, // Set Current Control
0xD9,0x82, // Set Pre-Charge Period
0xDB,0x34, // Set VCOMH Deselect Level
0xA4, // Set Entire Display On/Off
0xA6, // Set Normal/Inverse Display
U8G_ESC_VCC(1), // Power up VCC & Stabilized
U8G_ESC_DLY(50),
0xAF, // Set Display On
U8G_ESC_DLY(50),
U8G_ESC_CS(0), // Disable chip
U8G_ESC_END // End of sequence
};
// Select one init sequence here
#define u8g_dev_ssd1309_128x64_init_seq u8g_dev_ssd1309_128x64_init_seq
static const uint8_t u8g_dev_ssd1309_128x64_data_start[] PROGMEM = {
U8G_ESC_ADR(0), // Instruction mode
U8G_ESC_CS(1), // Enable chip
0x010, // Set upper 4 bit of the col adr to 0
0x000, // Set lower 4 bit of the col adr to 4
U8G_ESC_END // End of sequence
};
static const uint8_t u8g_dev_ssd13xx_sleep_on[] PROGMEM = {
U8G_ESC_ADR(0), // Instruction mode
U8G_ESC_CS(1), // Enable chip
0x0AE, // Display off
U8G_ESC_CS(0), // Disable chip
U8G_ESC_END // End of sequence
};
static const uint8_t u8g_dev_ssd13xx_sleep_off[] PROGMEM = {
U8G_ESC_ADR(0), // Instruction mode
U8G_ESC_CS(1), // Enable chip
0x0AF, // Display on
U8G_ESC_DLY(50), // Delay 50 ms
U8G_ESC_CS(0), // Disable chip
U8G_ESC_END // End of sequence
};
uint8_t u8g_dev_ssd1309_128x64_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg) {
switch(msg) {
case U8G_DEV_MSG_INIT:
u8g_InitCom(u8g, dev, U8G_SPI_CLK_CYCLE_300NS);
u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd1309_128x64_init_seq);
break;
case U8G_DEV_MSG_STOP:
break;
case U8G_DEV_MSG_PAGE_NEXT: {
u8g_pb_t *pb = (u8g_pb_t *)(dev->dev_mem);
u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd1309_128x64_data_start);
u8g_WriteByte(u8g, dev, 0x0B0 | pb->p.page); // Select current page (SSD1306)
u8g_SetAddress(u8g, dev, 1); // Data mode
if (u8g_pb_WriteBuffer(pb, u8g, dev) == 0) return 0;
u8g_SetChipSelect(u8g, dev, 0);
}
break;
case U8G_DEV_MSG_CONTRAST:
u8g_SetChipSelect(u8g, dev, 1);
u8g_SetAddress(u8g, dev, 0); // Instruction mode
u8g_WriteByte(u8g, dev, 0x081);
u8g_WriteByte(u8g, dev, (*(uint8_t *)arg) ); // 11 Jul 2015: fixed contrast calculation
u8g_SetChipSelect(u8g, dev, 0);
return 1;
case U8G_DEV_MSG_SLEEP_ON:
u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd13xx_sleep_on);
return 1;
case U8G_DEV_MSG_SLEEP_OFF:
u8g_WriteEscSeqP(u8g, dev, u8g_dev_ssd13xx_sleep_off);
return 1;
}
return u8g_dev_pb8v1_base_fn(u8g, dev, msg, arg);
}
uint8_t u8g_dev_ssd1309_buf[WIDTH*2] U8G_NOCOMMON ;
u8g_pb_t u8g_dev_ssd1309_pb = { {8, HEIGHT, 0, 0, 0}, WIDTH, u8g_dev_ssd1309_buf};
u8g_dev_t u8g_dev_ssd1309_sw_spi = { u8g_dev_ssd1309_128x64_fn, &u8g_dev_ssd1309_pb, U8G_COM_HAL_SW_SPI_FN };
#endif // HAS_MARLINUI_U8GLIB
|
