3-4
IM DLM4038-17EN
3.4 GP-IB Interface Specifications
GP-IB Interface Specifications
Electrical and mechanical specifications:
IEEE St’d 488-1978
Functional specifications: See the table below.
Protocol:
IEEE St’d 488.2-1992
Code:
ISO (ASCII)
Mode:
Addressable mode
Address setup:
You can set the address to a number from 0 to 30 on the GP-IB setup
screen that you can access from the UTILITY menu.
Clearing remote mode:
You can clear Remote mode by pressing
SHIFT
+
CLEAR TRACE
key
except when Local Lockout has been activated by the controller.
Functional Specifications
Function
Subset Name
Description
Source handshaking
SH1
Full source handshaking capability
Acceptor handshaking
AH1
Full acceptor handshaking capability
Talker
T6
Basic talker capability, serial polling, untalk on MLA (My
Listen Address), and no talk-only capability
Listener
L4
Basic listener capability, unlisten on MTA (My Talk
Address), and no listen-only capability
Service request
SR1
Full service request capability
Remote local
RL1
Full remote/local capability
Parallel polling
PP0
No parallel poll capability
Device clear
DC1
Full device clear capability
Device trigger
DT0
No device trigger capability
Controller
C0
No controller capability
Electric characteristics
E1
Open collector
Data Transfer Rate
The following table contains approximate response times for the DLM4000 to transmit waveform
data.
Model: DLM4038
Controller:
PC (Intel (R) Core (TM) i5 CPU 650 @ 3.20 GHz 3.33 GHz), GP-IB (NI PCIe-GP-IB),
OS (Windows 7 Enterprise 32 bit)
Programming language:
Visual C++
Number of Data Points
Byte Data
Word Data
ASCII Data
1250
Approx. 26 ms
Approx. 26 ms
Approx. 0.100 s
12500
Approx. 48 ms
Approx. 56 ms
Approx. 0.761 s
125000
Approx. 275 ms
Approx. 350 ms
Approx. 7.350 s
1250000
Approx. 2543 ms
Approx. 3292 ms
Approx. 76.995 s
12500000
Approx. 25232 ms
Approx. 32740 ms
Approx. 765.895 s
125000000
Approx. 251331 ms
Approx. 326217 ms
Approx. 7619.266 s