based on 51 single-chip the realization of the infrared signal to send and receive system, to achieve a simple keyboard input signal to send and receive

IRkey_send
..........\keyboard
..........\keyboard.hex
..........\keyboard.lnp
..........\keyboard.M51
..........\keyboard.Opt
..........\keyboard.plg
..........\keyboard.Uv2
..........\main.c
..........\main.LST
..........\main.OBJ
..........\STARTUP.A51
..........\STARTUP.LST
..........\STARTUP.OBJ
..........\原理框图.vsd

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