Prusa MINI Firmware overview
pins_MELZI_MALYAN.h
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1 /**
2  * Marlin 3D Printer Firmware
3  * Copyright (c) 2019 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
4  *
5  * Based on Sprinter and grbl.
6  * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
7  *
8  * This program is free software: you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation, either version 3 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program. If not, see <http://www.gnu.org/licenses/>.
20  *
21  */
22 #pragma once
23 
24 /**
25  * Melzi (Malyan M150) pin assignments
26  */
27 
28 #define BOARD_INFO_NAME "Melzi (Malyan)"
29 #include "pins_MELZI.h"
30 
31 #undef LCD_SDSS
32 #undef LCD_PINS_RS
33 #undef LCD_PINS_ENABLE
34 #undef LCD_PINS_D4
35 #undef BTN_EN1
36 #undef BTN_EN2
37 #undef BTN_ENC
38 
39 #define LCD_PINS_RS 17 // ST9720 CS
40 #define LCD_PINS_ENABLE 16 // ST9720 DAT
41 #define LCD_PINS_D4 11 // ST9720 CLK
42 #define BTN_EN1 30
43 #define BTN_EN2 29
44 #define BTN_ENC 28
45 
46 // Alter timing for graphical display
47 #ifndef ST7920_DELAY_1
48  #define ST7920_DELAY_1 DELAY_NS(125)
49 #endif
50 #ifndef ST7920_DELAY_2
51  #define ST7920_DELAY_2 DELAY_NS(125)
52 #endif
53 #ifndef ST7920_DELAY_3
54  #define ST7920_DELAY_3 DELAY_NS(125)
55 #endif
pins_MELZI.h