Atlas - escpos_commands.h
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1/* SPDX-License-Identifier: GPL-3.0
2 * ESCPOS X42 Print Standard 
3 *
4 * ESC / POS Command Definitions
5 *
6 * COPYRIGHT NOTICE
7 * Copyright (C) 2026 0x4248, Sparky and contributors
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the license is not changed.
10 *
11 * This software is free and open source. Licensed under the GNU general
12 * public license version 3.0 as published by the Free Software Foundation.
13*/
14
15
16#ifndef ESCPOS_COMMANDS_H
17#define ESCPOS_COMMANDS_H
18
19/* ASCII control chars */
20#define CHR_NUL  0x00
21#define CHR_LF   0x0A
22
23/* ESC/POS prefixes */
24#define CHR_ESC  0x1B
25#define CHR_GS   0x1D
26
27/* ---- Printer control ---- */
28
29/* Initialize */
30#define CMD_INIT           CHR_ESC, '@'
31
32/* Line feed */
33#define CMD_LF             CHR_LF
34
35/* ---- Text formatting ---- */
36
37/* Bold */
38#define CMD_BOLD_ON        CHR_ESC, 'E', 0x01
39#define CMD_BOLD_OFF       CHR_ESC, 'E', 0x00
40
41/* Underline */
42#define CMD_UNDERLINE_ON   CHR_ESC, '-', 0x01
43#define CMD_UNDERLINE_OFF  CHR_ESC, '-', 0x00
44
45/* Alignment */
46#define CMD_ALIGN_LEFT     CHR_ESC, 'a', 0x00
47#define CMD_ALIGN_CENTER   CHR_ESC, 'a', 0x01
48#define CMD_ALIGN_RIGHT    CHR_ESC, 'a', 0x02
49
50/* Character size (GS ! n) */
51#define CMD_SIZE_NORMAL    CHR_GS, '!', 0x00
52#define CMD_SIZE_WIDE      CHR_GS, '!', 0x11  /* 2x width + height */
53
54/* ---- Font selection ---- */
55#define CMD_FONT_A         CHR_ESC, 'M', 0x00
56#define CMD_FONT_B         CHR_ESC, 'M', 0x01
57#define CMD_FONT_C         CHR_ESC, 'M', 0x02
58
59#define CMD_INVERT_ON      CHR_GS, 'B', 0x01
60#define CMD_INVERT_OFF     CHR_GS, 'B', 0x00
61
62#define CMD_EMPHASIS_ON    CHR_ESC, 'G', 0x01
63#define CMD_EMPHASIS_OFF   CHR_ESC, 'G', 0x00
64
65#define CMD_VERTICAL_ON    CHR_ESC, 'V', 0x01
66#define CMD_VERTICAL_OFF   CHR_ESC, 'V', 0x00
67
68/* ---- Paper handling ---- */
69
70/* Feed n lines */
71#define CMD_FEED(n)        CHR_ESC, 'd', (n)
72
73/* Cut paper */
74#define CMD_CUT_FULL       CHR_GS, 'V', 0x00
75#define CMD_CUT_PARTIAL    CHR_GS, 'V', 0x01
76#define CMD_CUT_SAFE       CHR_GS, 'V', 'B', 0x00
77
78/* ---- Beeper ---- */
79#define CMD_BEEP(n, t)     CHR_ESC, 'B', (n), (t)
80
81
82
83#endif /* ESCPOS_COMMANDS_H */
84
[FILE END]
(C) 2025 0x4248
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