ADC12034 National Semiconductor Corporation, ADC12034 Datasheet - Page 30

• Manufacturer Part Number: ADC12034
• Description: Self-calibrating 12-bit Plus Sign Serial I/o A/d Converters With Mux And Sample/hold
• Manufacturer: National Semiconductor Corporation

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Status Bit
Status Bit
Location
Function
“High”
indicates a
Power Up
Sequence
is in
progress
DB0
PU
Device Status
“High”
indicates a
Power
Down
Sequence
is in
progress
DB1
PD
“High”
indicates
an Auto-
Cal
Sequence
is in
progress
DB2
Cal
“High”
indicates
an 8 or 9 bit
format
TABLE 7. Status Register
8 or 9
DB3
30
“High”
indicates a
12 or 13 bit
format
12 or 13
DB4
“High”
indicates a
16 or 17 bit
format
DO Output Format Status
16 or 17
DB5
“High”
indicates
that the
sign bit is
included.
When
“Low” the
sign bit is
not
included.
Sign
DB6
When “High”
the
conversion
result will be
output MSB
first. When
“Low” the
result will be
output LSB
first.
Justification
DB7
When “High”
the device is
in test mode.
When “Low”
the device is
in user mode.
Test Mode
DB8