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HP E1509 Register Map
Read (returned value)
Write( <
regvalue
>)
SCP Register
<
regaddr
> Value
SCP ID (9020
16
)
Whole SCP Reg 0
00ppp000000
2
ppp=Plug-on
ccc=SCP channel
In addition you will access bits in the Card Control register to control Open
Transducer Detection.
Checking ID of SCP
To query an SCP for its ID value, write the following value to Parameter
Register 1:
(
SCP number
)
×
40
16
Then write the opcode for SCBREAD? (0800
16
) to the Command Register.
The ID value will be returned to the Query Response Register.
Detecting Open
Transducers
Open Transducer Detection (OTD) is controlled by bits in the Card Control
Register. For more information on OTD see Figure 1.
Card Control Register
(Base + 12
16
)
15
14
14-13
12
11
10-8
7-0
PSI Pwr Reset
FIFO Mode
unused
FIFO Clear
VPPEN
A24 Window
Open Transducer Detect
Writing a one (1) to a bit enables open transducer detect on that signal
conditioning module. Writing a zero (0) to a bit disables open transducer
detect.
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
SCP 7
SCP 6
SCP 5
SCP 4
SCP 3
SCP 2
SCP 1
SCP 0
Register Based Programming
HP E1509 Fixed Amplifier SCP 9
Summary of Contents for 75000 B Series
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