Motorola MVME166IG/D2 manual 1. Debugger Address Parameter Formats, Notes N, Example, Description

Models: MVME166IG MVME166D2 MVME166IG/D2

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Table 4-1. Debugger Address Parameter Formats

Entering Debugger Command Lines

Table 4-1. Debugger Address Parameter Formats

Format

Example

Description

 

 

 

 

 

 

 

N

140

Absolute address+contents of

 

 

automatic offset register.

 

 

 

N+Rn

130+R5

Absolute address+contents of the

 

 

specified offset register (not an

 

 

assembler-accepted syntax).

 

 

 

(An)

(A1)

Address register indirect. (also post-

 

 

increment, predecrement)

 

 

 

(d,An) or

(120,A1)

Address register indirect with dis-

d(An)

120(A1)

placement (two formats accepted).

 

 

 

(d,An,Xn) or

(&120,A1,D2)

Address register indirect with index

d(An,Xn)

&120(A1,D2)

and displacement (two formats

 

 

accepted).

 

 

 

([bd,An,Xn],od)

([C,A2,A3],&100)

Memory indirect preindexed.

 

 

 

([bd,An],Xn,od)

([12,A3],D2,&10)

Memory indirect postindexed.

 

 

 

 

For the memory indirect modes, fields can be omitted.

For example, three of many permutations are as follows:

([,An],od)

 

([,A1],4)

 

 

 

 

 

([bd])

 

([FC1E])

 

 

 

 

 

([bd,,Xn])

 

([8,,D2])

 

 

 

 

 

NOTES: N

— Absolute address(any valid expression).

An

— Address register n.

Xn

— Index register n (An or Dn).

d

— Displacement (any valid expression).

bd

— Base displacement (any valid expression).

od

— Outer displacement (any valid expression).

n

— Register number (0 to 7).

Rn

— Offset register n.

4

MVME166IG/D2

4-5

Page 75
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Motorola MVME166IG/D2, MVME166D2 manual 1. Debugger Address Parameter Formats, Notes N, Example, Description