Description: Write your own matrix keyboard scanner, a 4-line 4 on the non-coding keyboard MCU, using KEIL C program written for enthusiasts refer to SCM
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File list (Check if you may need any files):
矩阵键盘扫描\STARTUP.OBJ
............\keyscan.LST
............\keyscan.OBJ
............\keyscan
............\Last Loaded 矩阵键盘扫描.DBK
............\矩阵键盘扫描.DSN
............\keyscan_Uv2.Bak
............\keyscan.Uv2
............\keyscan_Opt.Bak
............\keyscan.Opt
............\矩阵键盘扫描.PWI
............\STARTUP.A51
............\keyscan.plg
............\keyscan.c
............\STARTUP.LST
............\keyscan.lnp
............\keyscan.M51
............\keyscan.hex
矩阵键盘扫描
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