IDA Disassemblies Gallery

Rockwell C39

Assembler code
ROM:E520 ROM:E520 ; =============== S U B R O U T I N E ======================================= ROM:E520 ROM:E520 ROM:E520 sub_E520: ; CODE XREF: JSB0__0+9↓j ROM:E520 ; sub_E581↓p ... ROM:E520 STI #0x70, 0x0018 ; 'p' ; Bank switch register 0000-1FFF (R/W) ROM:E523 STI #0x71, 0x0019 ; 'q' ; Bank switch register 2000-3FFF (R/W) ROM:E526 STI #0x72, 0x001A ; 'r' ; Bank switch register 4000-5FFF (R/W) ROM:E529 STI #0x73, 0x001B ; 's' ; Bank switch register 6000-7FFF (R/W) ROM:E52C RTS ROM:E52C ; End of function sub_E520 ROM:E52C ROM:E52D ROM:E52D ; =============== S U B R O U T I N E ======================================= ROM:E52D ROM:E52D ROM:E52D sub_E52D: ; CODE XREF: sub_E5B8↓p ROM:E52D STI #0x74, 0x0018 ; 't' ; Bank switch register 0000-1FFF (R/W) ROM:E530 STI #0x75, 0x0019 ; 'u' ; Bank switch register 2000-3FFF (R/W) ROM:E533 STI #0x76, 0x001A ; 'v' ; Bank switch register 4000-5FFF (R/W) ROM:E536 RTS ROM:E536 ; End of function sub_E52D ROM:E536 ROM:E537 ROM:E537 ; =============== S U B R O U T I N E ======================================= ROM:E537 ROM:E537 ROM:E537 sub_E537: ; CODE XREF: sub_E5EF↓p ROM:E537 STI #0x78, 0x0018 ; 'x' ; Bank switch register 0000-1FFF (R/W) ROM:E53A STI #0x79, 0x0019 ; 'y' ; Bank switch register 2000-3FFF (R/W) ROM:E53D STI #0x7A, 0x001A ; 'z' ; Bank switch register 4000-5FFF (R/W) ROM:E540 STI #0x7B, 0x001B ; '{' ; Bank switch register 6000-7FFF (R/W) ROM:E543 RTS ROM:E543 ; End of function sub_E537 ROM:E543
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