how easy it to add a fan in Gen 7_14h board??
Edit: i don't want to cold the extruder , but some air for things with pwm
/**
* Marlin 3D Printer Firmware
* Copyright (C) 2016 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 [www.gnu.org].
*
*/
/**
* Gen7 v1.4 pin assignments
*/
#if !defined(__AVR_ATmega644P__) && !defined(__AVR_ATmega644__) && !defined(__AVR_ATmega1284P__)
#error "Oops! Make sure you have 'Gen7' selected from the 'Tools -> Boards' menu."
#endif
#define BOARD_NAME "Gen7 v1.4"
#define GEN7_VERSION 14 // v1.4
//x axis pins
#define X_STEP_PIN 29
#define X_DIR_PIN 28
#define X_ENABLE_PIN 25
#define X_STOP_PIN 0
//y axis pins
#define Y_STEP_PIN 27
#define Y_DIR_PIN 26
#define Y_ENABLE_PIN 25
#define Y_STOP_PIN 1
//z axis pins
#define Z_STEP_PIN 23
#define Z_DIR_PIN 22
#define Z_ENABLE_PIN 25
#define Z_STOP_PIN 2
//extruder pins
#define E0_STEP_PIN 19
#define E0_DIR_PIN 18
#define E0_ENABLE_PIN 25
#define TEMP_0_PIN 1
#define TEMP_BED_PIN 0
#define HEATER_0_PIN 4
#define HEATER_BED_PIN 3
#define PS_ON_PIN 15
//our pin for debugging.
#define DEBUG_PIN 0
//our RS485 pins
#define TX_ENABLE_PIN 12
#define RX_ENABLE_PIN 13
Edited 1 time(s). Last edit at 08/26/2016 03:43PM by alfadex.
