HP 9030 CE Handbook page 49

9030/40 Peripherals
7-3
Available HP-IB Cables
Product Length
Number
(in meters)
92220R
0.3
10833D 0.5
45529A 1.0
45529B 2.0
45529C
4.0
5060-9459 6.0
5060-9460 8.0
HP 27112A General Purpose I/O (GPIO) 16-Bit Parallel
Features
• Choice of programmable operating modes (clocked or transparent) for ease of use with instru-
mentation.
• Supports
+
5V level on all input and output signals, plus an optional
+
12V level on output
signals.
• Programmed data detection for either positive true or ground true levels.
• Independent 16-bit input and output buses and storage registers.
• Two control and two status lines.
Configuration
The normal switch settings depend on which peripheral device is connected to the GPIO. The
97060A Graphics Processor requires the GPIO switch settings shown in the next figure.
The switches correspond to:
SW1 Sl: DIN; Up - Positive True.
Down - Negative True.
S2: CTS and STS; Up - Positive True.
Down - Negative True.
S3: PSET; Up - Positive True.
Down - Negative True.
S4: PDIR; Up - Positive True.
Down - Negative True.
S5: DOUT; Up - Positive True.
S6: PEND;
S7: PFLAG;
S8: PCNTL;
Down - Negative True.
Up - Positive True.
Down - Negative True.
Up - Positive True.
Busy- High.
Ready- Low.
Down - Negative True. (HP 97060A).
Busy-Low
Ready - High.
Up - Positive True.
Active - High.
Idle- Low.
Down - Negative True.
Active - Low.
Idle- High.