It is fully compatible with Guo Tianxiang I do 51 test board the C code for various drivers, we hope to help

关于单片机的经典实验本人做\矩阵键盘实验\矩阵检测
..........................\............\矩阵检测.c
..........................\............\矩阵检测.hex
..........................\............\矩阵检测.lnp
..........................\............\矩阵检测.LST
..........................\............\矩阵检测.M51
..........................\............\矩阵检测.OBJ
..........................\............\矩阵检测.Opt
..........................\............\矩阵检测.plg
..........................\............\矩阵检测.Uv2
..........................\............\矩阵检测_Opt.Bak
..........................\............\矩阵检测_Uv2.Bak
..........................\电子设计\AD数模转换器
..........................\........\AD数模转换器.c
..........................\........\AD数模转换器.hex
..........................\........\AD数模转换器.lnp
..........................\........\AD数模转换器.LST
..........................\........\AD数模转换器.M51
..........................\........\AD数模转换器.OBJ
..........................\........\AD数模转换器.Opt
..........................\........\AD数模转换器.plg
..........................\........\AD数模转换器.Uv2
..........................\........\AD数模转换器_Uv2.Bak
..........................\........\DA指示灯
..........................\........\DA指示灯.c
..........................\........\DA指示灯.hex
..........................\........\DA指示灯.lnp
..........................\........\DA指示灯.LST
..........................\........\DA指示灯.M51
..........................\........\DA指示灯.OBJ
..........................\........\DA指示灯.Opt
..........................\........\DA指示灯.plg
..........................\........\DA指示灯.uv2
..........................\........\DA指示灯_Opt.Bak
..........................\........\ds1302
..........................\........\ds1302.c
..........................\........\ds1302.hex
..........................\........\ds1302.lnp
..........................\........\ds1302.LST
..........................\........\ds1302.M51
..........................\........\ds1302.OBJ
..........................\........\ds1302.Opt
..........................\........\ds1302.plg
..........................\........\ds1302.Uv2
..........................\........\ds1302c
..........................\........\ds1302_Uv2.Bak
..........................\........\I2C
..........................\........\i2c.c
..........................\........\I2C.hex
..........................\........\I2C.lnp
..........................\........\i2c.LST
..........................\........\I2C.M51
..........................\........\i2c.OBJ
..........................\........\I2C.Opt
..........................\........\I2C.plg
..........................\........\I2C.Uv2
..........................\........\I2C_Opt.Bak
..........................\........\I2C_Uv2.Bak
..........................\........\ser
..........................\........\ser.c
..........................\........\ser.hex
..........................\........\ser.lnp
..........................\........\ser.LST
..........................\........\ser.M51
..........................\........\ser.OBJ
..........................\........\ser.Opt
..........................\........\ser.plg
..........................\........\ser.Uv2
..........................\........\ser_01
..........................\........\ser_01.c
..........................\........\ser_01.hex
..........................\........\ser_01.lnp
..........................\........\ser_01.LST
..........................\........\ser_01.M51
..........................\........\ser_01.OBJ
..........................\........\ser_01.Opt
..........................\........\ser_01.plg
..........................\........\ser_01.Uv2
..........................\........\ser_01_Uv2.Bak
..........................\........\ser_02
..........................\........\ser_02.c
..........................\........\ser_02.lnp
..........................\........\ser_02.LST
..........................\........\ser_02.M51
..........................\........\ser_02.OBJ
..........................

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