Measurement-computing Analyzer488 Instrukcja Użytkownika Pobierz pdf (Strona 184)

Section 4 Serial Controller

4.90

VIEW

The

VIEW

command returns data from the bus or the record memory in machine

readable format. Blocks of data can be viewed by specifying a memory location, a

starting and ending memory location, or a starting location and a length. If

VIEW

[location]

is sent, issuing the

VIEW

command without an option returns record

memory data from the next record memory location (

location + 1

The

VIEW BUS

command returns data from the bus without performing a

handshake.

This command does not have a query option

TYPE Record command

SYNTAX VIEW

VIEW [location]

VIEW [location] TO [location]

VIEW [location] LENGTH [count]

VIEW BUS

location is an address of the record memory from 0 to 32767 if

absolute addressing is used, and from -32767 to 32767 if relative

addressing is used.

count

is the number of locations to

VIEW

, from 1 to 32768.

RESPONSE If

VIEW BUS

is issued, response is the word

BUS

followed by a

four digit hex number. The first two digits show the state of bus

management and handshake lines. The second two digits show the

state of bus data lines.

VIEW location

is issued, response is record memory location

followed by a four digit hex number. The first two digits show the

state of bus management lines and whether the location contains

1 2 ... 179 180 181 182 183 184 185 186 187 188 189 ... 280 281

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