| Routines

45682: Prepare a message in the message graphic buffer (1)

Used by the routine at 45032. Clears the buffer at 23296 in preparation for the message.
Input
DE | Message address
45682 | XOR A | Clear the buffer at 23296 in preparation for the message
45683 | LD HL,23296
45686 | LD (HL),A
45687 | INC L
45688 | JR NZ,45686
45690 | LD C,254 | Initialise the pixel column counter
45692 | JP 45937 |