22
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4.13 Event Registers
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&
&
&
&
&
&
&
UnusedUnused
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
EOM
LFAIL UFAIL PASS
UnusedUnused
UnusedUnused
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
EOM
LFAIL UFAIL PASS
UnusedUnused
bit 0
ESB0
Event status register 0 (ESR0)
Event status enable register 0 (ESER0)
Logical sum
Status byte register (STB)
Event status register 0 (ESR0) bit assignments
Bit 7
Unused
Bit 6
Unused
Bit 5
Unused
Bit 4
Unused
Bit 3
EOM
Test completed
Bit 2
LFAIL
Below lower limit of comparator
Bit 1
UFAIL
Above upper limit of comparator
Bit 0
PASS
Within limits of comparator
(3) Event status register specific to the 3157 (ESR0)
An 8-bit event status register is provided for managing events on the 3157. If
any bit in this event status register is set to 1 (after masking by the
corresponding event status enable register), the following happens:
・
For event status register 0, bit 0 of the status byte register (ESB0) is set to 1.
Event status register 0 is cleared in the following three situations:
When a "*CLS" command is received.
When an ":ESR0?" query is received.
When the unit is powered on.
(4) Event status enable register specific to the 3157 (ESER0)
This event status enable register masks the corresponding event status
register.
Содержание 9518-02
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