Prev: $191B Up: Map Next: $19A5
$1994: Wipe a blackboard character cell clean
Used by the routine at $16E9.
($15) Blackboard character cell x-coordinate
($16) Blackboard character cell y-coordinate
$1994 JSR $1294 Get the address of the skool tile corresponding to the blackboard character cell.
$1997 LDX #$08 X will count the 8 bytes in the skool tile.
$1999 LDY #$00 Prepare Y for indexed addressing.
$199B LDA #$FF Set every bit in the skool tile, thus wiping the blackboard character cell clean.
$199D STA ($1B),Y
$199F INC $1C
$19A1 DEX
$19A2 BNE $199D
$19A4 RTS
Prev: $191B Up: Map Next: $19A5