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5CB6: Channel information
Initialised by the routine at NEW (from the initial channel information table), read by the routines at CHAN_FLAG, CLOSE_2 and OPEN, and updated by the routine at KEY_INPUT. For each channel the output routine address comes before the input routine address and the channel's code.
Input
Output
CHINFO 5CB6 DEFW PRINT_OUT Keyboard.
5CB8 DEFW KEY_INPUT
5CBA DEFB "K"
5CBB DEFW PRINT_OUT Screen.
5CBD DEFW REPORT_J
5CBF DEFB "S"
5CC0 DEFW ADD_CHAR Work space.
5CC2 DEFW REPORT_J
5CC4 DEFB "R"
5CC5 DEFW PRINT_OUT Printer.
5CC7 DEFW REPORT_J
5CC9 DEFB "P"
5CCA DEFB $80 End marker.
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