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MarlinFirmware/buildroot/share/PlatformIO/scripts/SAMD51_grandcentral_m4.py

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#
# SAMD51_grandcentral_m4.py
# Customizations for env:SAMD51_grandcentral_m4
#
from os.path import join, isfile
import shutil
from pprint import pprint
Import("env")
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mf = env["MARLIN_FEATURES"]
rxBuf = mf["RX_BUFFER_SIZE"] if "RX_BUFFER_SIZE" in mf else "0"
txBuf = mf["TX_BUFFER_SIZE"] if "TX_BUFFER_SIZE" in mf else "0"
serialBuf = str(max(int(rxBuf), int(txBuf), 350))
build_flags = env.get('BUILD_FLAGS')
build_flags.append("-DSERIAL_BUFFER_SIZE=" + serialBuf)
env.Replace(BUILD_FLAGS=build_flags)