VXI?Corporation F80 Especificaciones Pagina 118

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Page A−4 Pentek Model 6526 Operating Manual
Rev. A
A.1 Boot EPROM Source Code Listing (continued)
*
INIT ;
LDI 080h,DP ; Point the DP register to page 80h
LDI @STCK,SP ; Init stack pointer to 2ffff00h
LDI @CTRL,AR0 ; Point to control register
LDI @PRIMINT,R0 ; Init PRIMARY interface control
STI R0,*+AR0(064H) ; External ready only
* Move interrupt vectors
LDI @INTTBL,AR1 ; Setup interrupt vectors
LDI @IVTADR,AR2 ;
LDI 10,RC ; Set count
RPTB IVTMVL ;
LDI *AR1++,R0 ;
IVTMVL
STI R0,*AR2++ ;
* Turn off front panel LED
LDI @C31REG,AR3 ;
LDI 0300H,R0 ; LED off / Bus timeout disable
STI R0,*AR3 ; Set register
*
PROC1S
LDI @PRO1_ADDR,R0 ;
STI R0,@PROC_ADDR ;
ADDI 9,R0 ;
STI R0,@PROC_TEST ;
*
* Setup pointers for HOST to use
LDI @PROC_ADDR,AR2 ; Processor base address
LDI @ZIPPO,R0 ; Init FUNC address
STI R0,*+AR2(0) ;
LDI @LOOKADR,R0 ; Init LOOK address
STI R0,*+AR2(5) ;
LDI @SETADR,R0 ; Init SET address
STI R0,*+AR2(6) ;
LDI @MOVEADR,R0 ; Init BLOCK MOVE address
STI R0,*+AR2(7) ;
LDI @FBOOTA,R0 ; Init BOOT address
STI R0,*+AR2(17) ;
LDI @FLOOKA,R0 ; Init LOOK address
STI R0,*+AR2(18) ;
LDI @FSETA,R0 ; Init SET address
STI R0,*+AR2(19) ;
LDI @ERASEA,R0 ; Init ERASE address
STI R0,*+AR2(20) ;
LDI @SERASEA,R0 ; Init SECTOR ERASE address
STI R0,*+AR2(21) ;
LDI @FLDBA,R0 ; Init LOAD BLOCK BYTE address
STI R0,*+AR2(22) ;
LDI @FUNLDBA,R0 ; Init UNLOAD BLOCK BYTE address
STI R0,*+AR2(23) ;
LDI @FLDWA,R0 ; Init LOAD BLOCK WORD address
STI R0,*+AR2(24) ;
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