This is based on the 4* 4 keyboard, and LCD menu design, menu content, including waveform, peak-to-peak and frequency.

Packet : 6552079522.rar filelist
22\STARTUP.OBJ
22\STARTUP.A51
22\22.plg
22\22.LST
22\22.C
22\22.OBJ
22\22
22\22.Uv2
22\22_Opt.Bak
22\22.Opt
22\STARTUP.LST
22\22.lnp
22\22.M51
22\22.hex
22\22_Uv2.Bak
22

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