platformio.ini

; PlatformIO Project Configuration File for MightyCore
; https://github.com/MCUdude/MightyCore/
;
;   Build options: build flags, source filter
;   Upload options: custom upload port, speed, and extra flags
;   Library options: dependencies, extra library storages
;   Advanced options: extra scripting
;
; Please visit documentation for the other options
; https://github.com/MCUdude/MightyCore/blob/master/PlatformIO.md
; https://docs.platformio.org/page/projectconf.html


[platformio]
default_envs = Upload_UART ; Default build target

; Common settings for all environments
[env]
; ============================================================
; Serial configuration
; choose upload speed, serial-monitor speed
; ============================================================
;upload_speed = 115200
;upload_port = COM11
;monitor_speed = 9600
;monitor_port = COM11

; Checks for the compatibility with frameworks and dev/platforms
lib_compat_mode = strict
lib_ldf_mode = chain+
;lib_ldf_mode = deep+

lib_deps = ${common.lib_deps}

build_flags =

[env]
platform = atmelavr
framework = arduino

; ============================================================
; Choose your board by uncommenting one of the following lines
; ============================================================

; TARGET SETTINGS
; Chip in use
board = ATmega1284P
; Clock frequency in [Hz]
board_build.f_cpu = 16000000L
; Current pinout
board_build.variant = standard

; BUILD OPTIONS
; Comment out to enable LTO (this line unflags it)
build_unflags = -flto
; Extra build flags
build_flags = 

; SERIAL MONITOR OPTIONS
; Serial monitor port defined in the Upload_UART environment
monitor_port = ${env:Upload_UART.upload_port}
; Serial monitor baud rate
monitor_speed = 115200


; Run the following command to upload with this environment
; pio run -e Upload_UART -t upload
[env:Upload_UART]
;  Serial bootloader protocol
upload_protocol = arduino
; Serial upload port
upload_port = /dev/cu.usbserial*
; Get upload baud rate defined in the fuses_bootloader environment
board_upload.speed = ${env:fuses_bootloader.board_bootloader.speed}


; Run the following command to upload with this environment
; pio run -e Upload_ISP -t upload
[env:Upload_ISP]
; Custom upload procedure
upload_protocol = custom
; Avrdude upload flags
upload_flags =
  -C$PROJECT_PACKAGES_DIR/tool-avrdude/avrdude.conf
  -p$BOARD_MCU
  -PUSB
  -cusbasp
; Avrdude upload command
upload_command = avrdude $UPLOAD_FLAGS -U flash:w:$SOURCE:i


; Run the following command to set fuses
; pio run -e fuses_bootloader -t fuses
; Run the following command to set fuses + burn bootloader
; pio run -e fuses_bootloader -t bootloader
[env:fuses_bootloader]
board_hardware.oscillator = external ; Oscillator type
board_hardware.uart = uart0          ; Set UART to use for serial upload
board_bootloader.speed = 115200      ; Set bootloader baud rate
board_hardware.bod = 2.7v            ; Set brown-out detection
board_hardware.eesave = yes          ; Preserve EEPROM when uploading using programmer
upload_protocol = usbasp             ; Use the USBasp as programmer
upload_flags =                       ; Select USB as upload port and divide the SPI clock by 8
  -PUSB
  -B8