Texas Instruments TLC3578EVM - Manual (Page 14)

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