MAX11626_1110 Datasheet, PDF (16/22 Pages) Maxim Integrated Products – 12-Bit, 300ksps ADCs with FIFO and Internal Reference

12-Bit, 300ksps ADCs
with FIFO and Internal Reference
Table 4. Averaging Register*
BIT NAME BIT
FUNCTION
—
7 (MSB) Set to 0 to select averaging register.
—
6
Set to 0 to select averaging register.
—
5
Set to 1 to select averaging register.
AVGON
4
Set to 1 to turn averaging on. Set to 0 to turn averaging off.
NAVG1
3
Configures the number of conversions for single-channel scans.
NAVG0
2
Configures the number of conversions for single-channel scans.
NSCAN1
1
Single-channel scan count. (Scan mode 10 only.)
NSCAN0 0 (LSB) Single-channel scan count. (Scan mode 10 only.)
*See below for bit details.
AVGON
0
1
1
1
1
NAVG1
x
0
0
1
1
NAVG0
x
0
1
0
1
FUNCTION
Performs one conversion for each requested result.
Performs four conversions and returns the average for each requested result.
Performs eight conversions and returns the average for each requested result.
Performs 16 conversions and returns the average for each requested result.
Performs 32 conversions and returns the average for each requested result.
NSCAN1
0
0
1
1
NSCAN0
0
1
0
1
FUNCTION (APPLIES ONLY IF SCAN MODE 10 IS SELECTED)
Scans channel N and returns four results.
Scans channel N and returns eight results.
Scans channel N and returns 12 results.
Scans channel N and returns 16 results.
Table 5. Reset Register
BIT NAME
—
—
—
—
RESET
x
x
x
BIT
7 (MSB)
6
5
4
3
2
1
0 (LSB)
FUNCTION
Set to 0 to select reset register.
Set to 0 to select reset register.
Set to 0 to select reset register.
Set to 1 to select reset register.
Set to 0 to reset all registers. Set to 1 to clear the FIFO only.
Reserved. Don’t care.
Reserved. Don’t care.
Reserved. Don’t care.
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