Three function keys, when the power on, the system displays the prompt P. After pressing k1, the system starts running, then press another key are invalid when the press k1, tune into seconds, press k2 plus 1, according to k3 minus 1, and then click k1 tune into sub-state, and then look, when entering tone, and then click into the normal operating state in the adjustment of status, when adjusting the bit that flashes

long\long
....\long.c
....\long.hex
....\long.lnp
....\long.LST
....\long.M51
....\long.OBJ
....\long.Opt
....\long.plg
....\long.Uv2
....\long_Opt.Bak
....\long_Uv2.Bak
long

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