HP 81104A, Quick Start Manual

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48 Introduction HP 81110/04A Quick Start
Introduction
Available Operating/Trigger Modes
1 Trigger Mode -
CONTINUOUS
,
TRIGGERED
,
GATED
,
EXT. WIDTH
2 Operating Mode -
PULSES
,
BURST of
,
PATTERN of
3 Pulse Type -
Single-Pulses
,
Double-Pulses
4 Number of Bursts -
2 to 65536
5 Data Output Format -
RZ
,
NRZ
Can also be varied in the |PATTERN| screen.
6 Pulse Period Source -
internal Osc
,
internal PLL
,
CLK-IN
7 Trigger/Gate Source -
EXT INPUT
,
PLL
,
MAN KEY
8 Trigger/Gate Event - Rising, Falling, Both / HighLevel, LowLevel,
Always
Trigger and Strobe Output
The Trigger Output is always available and marks each pulse period
with a 50% duty cycle signal. In Ext Width the trigger output width is
5.9 ns for the HP 81104A, and 1.5 ns for the HP 81110A.
Additionally, in burst mode the Strobe output is available. The Strobe
output rises at the start of the first pulse-period and falls at the start of
the last pulse-period.
Additionally, in pattern mode the Strobe output is available. The Strobe
output is bit-programmable with NRZ data output format.
Table 2: Trigger and Strobe Output Availability
Pulse Mode Burst Mode Pattern Mode
Continuous
T
1
1
T = Trigger Out
T, S
2
2
S = Strobe Out
T, S
Triggered T T, S T, S
Gated T T, S T, S
Ext. Width T n/a n/a