Add project files

attiny_firmware/platformio.ini

@@ -0,0 +1,36 @@
+; PlatformIO Project Configuration File
+;
+;   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 and examples
+; https://docs.platformio.org/page/projectconf.html
+
+[env:attiny85]
+platform = atmelavr
+board = attiny85
+framework = arduino
+upload_protocol = custom
+upload_port = /dev/ttyACM0
+upload_speed = 19200
+upload_flags =
+    -C
+    ${platformio.packages_dir}/tool-avrdude/avrdude.conf
+    -p
+    $BOARD_MCU
+    -P
+    $UPLOAD_PORT
+    -b
+    $UPLOAD_SPEED
+    -c
+    stk500v1
+upload_command = avrdude $UPLOAD_FLAGS -U flash:w:$SOURCE:i
+lib_deps = connornishijima/TinySnore@^1.0.1
+
+monitor_speed=115200
+board_build.f_cpu=1000000L
+board_fuses.lfuse = 0x62
+board_fuses.hfuse = 0xD7
+board_fuses.efuse = 0xFF