Prusa MINI Firmware overview
pins_RAMPS_ENDER_4.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 #if HOTENDS > 1 || E_STEPPERS > 1
25  #error "Ender-4 supports only 1 hotend / E-stepper. Comment out this line to continue."
26 #endif
27 
28 #define BOARD_INFO_NAME "Ender-4"
29 
30 #include "pins_RAMPS.h"
31 
32 // The board only has one PWM fan connector. The others are 12V always-on.
33 // The default config uses this pin to control the brightness of the LED
34 // band (case light). Thus the hotend and controller fans are always-on.
35 
36 #if ENABLED(CASE_LIGHT_ENABLE)
37  #undef FAN_PIN
38  #ifndef CASE_LIGHT_PIN
39  #define CASE_LIGHT_PIN RAMPS_D9_PIN
40  #endif
41 #endif
pins_RAMPS.h