Configuration Options
2-4
2.6
Configuration Options
There are a number of options available via shorting jumpers. These are
detailed below:
Table 2−3.
Jumper Settings
Reference
Designator
Description
Factory Set
Condition
Position
Optional Position
Designator
1−2
2−3
W1
Single supply operation
Not installed
W2
Select negative supply for op amp
−Vs
AGND (0 V)
W3
Select positive supply for op amp
+Vs
+Vcc (5 V)
W4
Select signal source for channel 0
Signal is via op amp
Signal is directly from P1.2
W5
Select positive voltage reference
Onboard reference
Reference via P1.18
W6
Select digital power
5 V
3.3 V
W7
Select negative voltage reference
Onboard reference
Reference via P1.20
W8
CSTART, initiate manual conversion
Disabled
Enabled
W9
FS mode
Disabled
Enabled
W10
Device always selected
Disabled
Enabled
