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Elite on the BBC Micro

Dashboard: SPBLB [Electron version]

Name: SPBLB [Show more] Type: Subroutine Category: Dashboard Summary: Light up the space station indicator ("S") on the dashboard
Context: See this subroutine in context in the source code Variations: See code variations for this subroutine in the different versions References: This subroutine is called as follows: * KS4 calls SPBLB * NWSPS calls SPBLB * RES2 calls SPBLB
.SPBLB LDA #&20 \ Set A to the low byte of the screen address of the \ space station bulb (which is at &7D20) LDX #LO(SPBT) \ Set X to the low byte of the address of the character \ definition in SPBT LDY #&7D \ Set Y to the high byte of the screen address of the \ space station bulb (which is at &7D20) \ Fall through into BULB to draw the space station bulb