Mostek z80 - M-Modify Command; Description of M Command

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3-30

3.44

M-MODIFY

COMMAND

FORMAT:

,M

~CR)

,~

s,f

(CR)

,~

s,x,a

(CR)

< Examine/Modify

Target

memory (1)

<

Tabulate

Target

memory (2)

<

Disassemble

Target

manory (3)

3.45

DESCRIPl'ION,

M

CCJVlMAND.

Format

(1)

of

the

M carunand

is

used

to

examine

or

modify

Target

memory

starting

at

address

"a".

When

this

format

is

entered,

the

address

"a"

is

printed

followed

by

the

contents

of

address

"a"

and

then

(SP).

The

user

may

optionally

update

memory

by

entering

the

desired

hexadecimal

value.

He

may

also

optionally

specify

another

address

to

be

displayed

by

entering

a

comma

and

the

address

in

addition

to

the

update

data.

To

perform

the

next

M

command

operation

(if

any)

one

of

the

special

keys

(.),

(/),

(UP),

or

(CR)

must

then

be

entered.

'!he

function

of

the

special

key

depends

if

memory

is

updated

as

follows.

SPECIAL

KEY

UPDATE

ENTERED

NO

UPDATE

(.)

Return

to

AIM

monitor

Return

to

AIM

monitor.

not

updated.

(/)

Return

to

AIM

monitor

Return

to

AIM

monitor.

updated.

(UP)

Redisplay

address

a.

Display

address

a-I.

(CR)

Display

address

a+l.

Display

address

a+l.

If

"a"

is

a

register

runenonic,

this

format

is

used

to

examine

and/or

update

the

register.

Operation

is

exactly

the

same

in

other

respects

when

examining

or

rrodifing

registers

as

when examining

or

rnodifing

memory.

Table

3-3

is

a

complete

list

of

the

runenonics which

are

recognized.

Table of Contents

Other manuals for Mostek z80

Technical Manual28 pages