Routines
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02621: THE 'CURSOR RIGHT' SUBROUTINE
The address of this routine is derived from an offset found in the control character table.
This subroutine performs an operation identical to the BASIC statement 'PRINT OVER 1;CHR$ 32;'.
Input
B Current line number
C Current column number
HL Display file address or printer buffer address
PO_RIGHT 02621 LD A,(23697) Fetch P-FLAG and save it on the machine stack.
02624 PUSH AF
02625 LD (IY+87),1 Set P-FLAG to OVER 1.
02629 LD A," " A 'space'.
02631 CALL PO_CHAR Print the character.
02634 POP AF Fetch the old value of P-FLAG.
02635 LD (23697),A
02638 RET Finished. Note: the programmer has forgotten to exit via PO_STORE, which is a bug.
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