| Routines

21D6: THE 'IN-CHAN-K' SUBROUTINE

Used by the routine at INPUT.
Output
F | Zero flag set if channel 'K' (keyboard) is being used
IN_CHAN_K | 21D6 | LD HL,($5C51) | The base address of the channel information for the current channel (CURCHL) is fetched and the channel code compared to the character 'K'.
| 21D9 | INC HL
| 21DA | INC HL
| 21DB | INC HL
| 21DC | INC HL
| 21DD | LD A,(HL)
| 21DE | CP "K"
| 21E0 | RET | Return afterwards.