C64 ROM: Routine at FF96

this routine transmits a secondary address on the serial bus for a TALK device. This routine must be called with a number between 4 and 31 in the accumulator. The routine will send this number as a secondary address command over the serial bus. This routine can only be called after a call to the TALK routine. It will not work after a LISTEN.

this routine transmits a secondary address on the serial bus for a TALK device. This routine must be called with a number between 4 and 31 in the accumulator. The routine will send this number as a secondary address command over the serial bus. This routine can only be called after a call to the TALK routine. It will not work after a LISTEN.
FF96	4C C7 ED	JMP $EDC7	send secondary address after TALK