9642_U3.info

FILE "9642_U3.bin" E000

***** General Info
comment  .
comment  ROM LABEL:
comment  .      9642 [ILLEG]
comment  .      (c) 1985 CMS INC.
comment  .      30 [ILLEG] 07-02     2.[ILLEG] / [ILLEG]
comment  .
comment  .
comment  ORGANIZATION:
comment  . E000-EFFF   EMPTY
unused E000-EFFF
insert   .        ORG     $E000
insert   .        FILL    $FF,$1000
comment  . F000-FF7F   CMS 9642 I/O Processor firmware V2.0

comment  . FF80-FFDF   I/O SPACE?
data   FF2B-FFEF
word   FFF0
comment  . FFE0-FFFF   VECTORS

data F000-F04B
data F2EE-F393
data F401-F435
*data F7AB-F7C4

data FAB4-FAD3
data FECC-FEEB
const F74B

label F022 TITL_MSG
label F401 BAUD_MSG
label F2EE TEST_MSG
label F2CC PUT_TEST
label F2CF PUT_CHR
label FAB4 X_TBL

comment  F04C Initialization Entry Point
lcomment F04C CLEAR CARRY, ZERO FLAGS
comment  F04E CLEAR RAM FROM $0000<-$4000
lcomment F04E RAM ENDS AT $4000
lcomment F053 D, X = 0
lcomment F055 CLEAR 4 BYTES AND DECREMENT U
lcomment F05B LOOP TIL CLEAR
lcomment F05F SET THE DIRECT PAGE TO $3F

comment  FA9B lwasm does not realize that this forward reference
comment  FA9B should be direct addressed.
comment  FA9B To re-assemble properly, change below to:
comment  FA9B .       LEAX    <X_TBL,PCR
*insert   FA9B .        LEAX    <X_TBL,PCR