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/**
* Marlin 3D Printer Firmware
* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* 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/>.
*
*/
#pragma once
/**
* Longer3D LK1/LK2 & Alfawise U20/U30 (STM32F103VET6) board pin assignments
*/
#if NOT_TARGET(__STM32F1__, STM32F1xx)
#error "Oops! Select a STM32F1 board in 'Tools > Board.'"
#elif HOTENDS > 1 || E_STEPPERS > 1
#error "Longer3D only supports one hotend / E-stepper. Comment out this line to continue."
#endif
#define BOARD_INFO_NAME "Longer3D"
#define ALFAWISE_UX0 // Common to all Longer3D STM32F1 boards (used for Open drain mosfets)
#define BOARD_NO_NATIVE_USB
//#define DISABLE_DEBUG // We still want to debug with STLINK...
#define DISABLE_JTAG // We free the jtag pins (PA15) but keep STLINK
// Release PB4 (STEP_X_PIN) from JTAG NRST role.
//
// Limit Switches
//
#define X_MIN_PIN PC1 // pin 16
#define X_MAX_PIN PC0 // pin 15 (Filament sensor on Alfawise setup)
#define Y_MIN_PIN PC15 // pin 9
#define Y_MAX_PIN PC14 // pin 8 (Unused in stock Alfawise setup)
#define Z_MIN_PIN PE6 // pin 5 Standard Endstop or Z_Probe endstop function
#define Z_MAX_PIN PE5 // pin 4 (Unused in stock Alfawise setup)
// May be used for BLTouch Servo function on older variants (<= V08)
#define ONBOARD_ENDSTOPPULLUPS
//
// Filament Sensor
//
#ifndef FIL_RUNOUT_PIN
#define FIL_RUNOUT_PIN PC0 // XMAX plug on PCB used as filament runout sensor on Alfawise boards (inverting true)
#endif
//
// Steppers
//
#define X_ENABLE_PIN PB5 // pin 91
#define X_STEP_PIN PB4 // pin 90
#define X_DIR_PIN PB3 // pin 89
#define Y_ENABLE_PIN PB8 // pin 95
#define Y_STEP_PIN PB7 // pin 93
#define Y_DIR_PIN PB6 // pin 92
#define Z_ENABLE_PIN PE1 // pin 98
#define Z_STEP_PIN PE0 // pin 97
#define Z_DIR_PIN PB9 // pin 96
#define E0_ENABLE_PIN PE4 // pin 3
#define E0_STEP_PIN PE3 // pin 2
#define E0_DIR_PIN PE2 // pin 1
//
// Temperature Sensors
//
#define TEMP_0_PIN PA0 // pin 23 (Nozzle 100K/3950 thermistor)
#define TEMP_BED_PIN PA1 // pin 24 (Hot Bed 100K/3950 thermistor)
//
// Heaters / Fans
//
#define HEATER_0_PIN PD3 // pin 84 (Nozzle Heat Mosfet)
#define HEATER_BED_PIN PA8 // pin 67 (Hot Bed Mosfet)
#define FAN_PIN PA15 // pin 77 (4cm Fan)
#define FAN_SOFT_PWM // Required to avoid issues with heating or STLink
#define FAN_MIN_PWM 35 // Fan will not start in 1-30 range
#define FAN_MAX_PWM 255
//#define BEEPER_PIN PD13 // pin 60 (Servo PWM output 5V/GND on Board V0G+) made for BL-Touch sensor
// Can drive a PC Buzzer, if connected between PWM and 5V pins
#define LED_PIN PC2 // pin 17
//
// PWM for a servo probe
// Other servo devices are not supported on this board!
//
#if HAS_Z_SERVO_PROBE
#define SERVO0_PIN PD13 // Open drain PWM pin on the V0G (GND or floating 5V)
#define SERVO0_PWM_OD // Comment this if using PE5
//#define SERVO0_PIN PE5 // Pulled up PWM pin on the V08 (3.3V or 0)
//#undef Z_MAX_PIN // Uncomment if using ZMAX connector (PE5)
#endif
#define TFT_RESET_PIN PC4 // pin 33
#define TFT_BACKLIGHT_PIN PD12 // pin 59
#define FSMC_CS_PIN PD7 // pin 88 = FSMC_NE1
#define FSMC_RS_PIN PD11 // pin 58 A16 Register. Only one address needed
#define LCD_USE_DMA_FSMC // Use DMA transfers to send data to the TFT
#define FSMC_DMA_DEV DMA2
#define FSMC_DMA_CHANNEL DMA_CH5
#define DOGLCD_MOSI -1 // Prevent auto-define by Conditionals_post.h
#define DOGLCD_SCK -1
// Buffer for Color UI
#define TFT_BUFFER_SIZE 3200
/**
* Note: Alfawise U20/U30 boards DON'T use SPI2, as the hardware designer
* mixed up MOSI and MISO pins. SPI is managed in SW, and needs pins
* declared below.
*/
#if NEED_TOUCH_PINS
#define TOUCH_CS_PIN PB12 // pin 51 SPI2_NSS
#define TOUCH_SCK_PIN PB13 // pin 52
#define TOUCH_MOSI_PIN PB14 // pin 53
#define TOUCH_MISO_PIN PB15 // pin 54
#define TOUCH_INT_PIN PC6 // pin 63 (PenIRQ coming from ADS7843)
#endif
//
// Persistent Storage
// If no option is selected below the SD Card will be used
//
#if NO_EEPROM_SELECTED
//#define SPI_EEPROM
#define FLASH_EEPROM_EMULATION
#endif
#if ENABLED(SPI_EEPROM)
// SPI1 EEPROM Winbond W25Q64 (8MB/64Mbits)
#define SPI_CHAN_EEPROM1 1
#define SPI_EEPROM1_CS PC5 // pin 34
#define EEPROM_SCK BOARD_SPI1_SCK_PIN // PA5 pin 30
#define EEPROM_MISO BOARD_SPI1_MISO_PIN // PA6 pin 31
#define EEPROM_MOSI BOARD_SPI1_MOSI_PIN // PA7 pin 32
#define EEPROM_PAGE_SIZE 0x1000U // 4KB (from datasheet)
#define MARLIN_EEPROM_SIZE 16UL * (EEPROM_PAGE_SIZE) // Limit to 64KB for now...
#elif ENABLED(FLASH_EEPROM_EMULATION)
// SoC Flash (framework-arduinoststm32-maple/STM32F1/libraries/EEPROM/EEPROM.h)
#define EEPROM_PAGE_SIZE (0x800U) // 2KB
#define EEPROM_START_ADDRESS (0x8000000UL + (STM32_FLASH_SIZE) * 1024UL - (EEPROM_PAGE_SIZE) * 2UL)
#define MARLIN_EEPROM_SIZE (EEPROM_PAGE_SIZE)
#else
#define MARLIN_EEPROM_SIZE 0x800U // On SD, Limit to 2KB, require this amount of RAM
#endif
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