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Chapter 4, Status Reporting
Setting up an SRQ Interrupt
7. Enable the Interrupt.
MODULATION
INPUT
EXT REF
INPUT
16X CHIP
OUTPUT
10 MHz
OUTPUT
COMPOSITE
VIDEO
AUD MONITOR
OUTPUT
CDMA CLOCK
MUX OUTPUT
SA TRIG
OUTPUT
EVEN SEC
INPUT
CELLSITE/TRIGGERS
PARALLEL PORT
PROTOCOL SERIAL
TRAFFIC CHANNEL
LOGGING (DCS1>)
SERIAL PORT 9
PAGING CHANNEL
LOGGING (DCS2>)
SERIAL PORT 10
HP-IB
po 8285bck.eps
1. To enable the interrupt in HP
®
BASIC, the following command is executed:
"ENABLE INTR 7;2"
2. After this command is executed, an SRQ from the Test Sets’ GPIB interface will cause the application
program to branch to the subprogram specified in the ON INTR command (see previous step).
Interface Select Code 7
Performs service request
function via SRQ Interface
Message.
Controller GPIB Interface Card
GPIB Status Register 4
7
0
1
2
3
4
5
6
SRQ
Received
(Bit 1)
The number 7 is the Interface Select Code for the
Test Set’s GPIB, and the number 2 is the decimal
equivalent for bit 1, the SRQ Received bit in the
GPIB Status Register.
SRQ Interface Message
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