Equates For I/O Port Programming - Motorola DSP56303 User Manual

Equates for I/O Port Programming

; expanded mode and jumps to the RESET vector.
andi #$0,ccr
jmp (r1)
; End of bootstrap code. Number of program words: 91
;*****************************************************************************
;
; EQUATES for 56303 I/O registers and ports
;
; Last update: June 11 1995
;
;*****************************************************************************
page
opt
ioequ ident 1,0
A.2 Equates for I/O Port Programming
;------------------------------------------------------------------------
;
; EQUATES for I/O Port Programming
;
;------------------------------------------------------------------------
; Register Addresses
M_HDR EQU $FFFFC9
M_HDDR EQU $FFFFC8
M_PCRC EQU $FFFFBF
M_PRRC EQU $FFFFBE
M_PDRC EQU $FFFFBD
M_PCRD EQU $FFFFAF
M_PRRD EQU $FFFFAE
M_PDRD EQU $FFFFAD
M_PCRE EQU $FFFF9F
M_PRRE EQU $FFFF9E
M_PDRE EQU $FFFF9D
M_OGDB EQU $FFFFFC
;------------------------------------------------------------------------
;
A-8
; Clear CCR as if RESET to 0.
; Then go to starting Prog addr.
132,55,0,0,0
mex
; Host port GPIO data Register
; Host port GPIO direction Register
; Port C Control Register
; Port C Direction Register
; Port C GPIO Data Register
; Port D Control register
; Port D Direction Data Register
; Port D GPIO Data Register
; Port E Control register
; Port E Direction Register
; Port E Data Register
; OnCE GDB Register
DSP56303 User's Manual