Feiling FL2440 development board bare metal ADS experimental project file, you can directly open with RVDS, contains all the source code and projects. This is the keybell experiment.

1.5-key-bell\Init.s
............\main.c
............\OK2440_Keyboard_Data\Release\TargetDataWindows.tdt.阿里旺旺接收的可疑文件
............\....................\.......\TargetDataWindows.tdt
............\....................\DebugRel\dnw.ini
............\....................\........\OK2440_Keyboard.axf
............\....................\........\OK2440_Keyboard.bin
............\....................\........\TargetDataWindows.tdt.阿里旺旺接收的可疑文件
............\....................\........\ObjectCode\Init.o
............\....................\........\..........\main.o
............\....................\........\TargetDataWindows.tdt
............\....................\.....\TargetDataWindows.tdt
............\....................\CWSettingsWindows.stg
............\OK2440_Keyboard.mcp
............\..............._Data\DebugRel\ObjectCode
............\....................\Release
............\....................\DebugRel
............\....................\Debug
............\OK2440_Keyboard_Data
1.5-key-bell

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