The ECBLB2 (Bank 7) subroutine - Elite on the BBC Micro and NES

       Name: ECBLB2                                                  [Show more]
       Type: Subroutine
   Category: Dashboard
    Summary: Start up the E.C.M. (start the countdown and make the E.C.M.
             sound)
    Context: See this subroutine in context in the source code
 References: This subroutine is called as follows:
             * Main flight loop (Part 3 of 16) calls ECBLB2
             * TACTICS (Part 1 of 7) calls ECBLB2


.ECBLB2

 LDA #32                ; Set the E.C.M. countdown timer in ECMA to 32
 STA ECMA

 LDY #2                 ; Call the NOISE routine with Y = 2 to make the sound
 JMP NOISE              ; of the E.C.M., returning from the subroutine using a
                        ; tail call

Dashboard: ECBLB2

[NES version, Bank 7]