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PlatformIO: use -O2 build optimization
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Add missing build setting for optimization level. Set to -O2 as in
Makefile.
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@Jaffe-
Jaffe- committed Apr 15, 2024
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Expand Up @@ -14,6 +14,8 @@ board = ATmega328P
framework = arduino

board_build.f_cpu = 20000000L
build_unflags = -Os
build_flags = -O2

; for potential future use with serial debugging:
; lib_deps = https://github.com/nickgammon/SendOnlySoftwareSerial.git
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