Skip to navigation

Missions: BRIEF3

[BBC Micro disc version, Docked]

Name: BRIEF3 [Show more] Type: Subroutine Category: Missions Summary: Receive the briefing and plans for mission 2 Deep dive: The Thargoid Plans mission
Context: See this subroutine in context in the source code References: This subroutine is called as follows: * DOENTRY calls BRIEF3
.BRIEF3 LDA TP \ Set bits 1 and 3 of TP to indicate that mission 1 is AND #%11110000 \ complete, and mission 2 is in progress and the plans ORA #%00001010 \ have been picked up STA TP LDA #222 \ Set A = 222 so the call to BRP prints extended token \ 222 (the briefing for mission 2 where we pick up the \ plans we need to take to Birera) BNE BRP \ Jump to BRP to print the extended token in A and show \ the Status Mode screen), returning from the subroutine \ using a tail call (this BNE is effectively a JMP as A \ is never zero)