Texas Instruments LMP90100 - Page 16

16 LMP90100 EVB User’s Guide August 2012
Figure 14 – Jumper Settings (Default) for the 3-wire RTD Example
Jumpers
Pin
Purpose
JP1: VA_EXT
P2-P3
Source VA with the 5.0V from the SPIO-4 board.
JP2: VIO_EXT
P2-P3
Source VIO with the 5.0V from the SPIO-4 board.
JP4
P2-P3
Get 5.0V from the SPIO-4 board
JP6
P1-P2
Connect VA supply to the LMP90100
JP7
P1-P2
Connect VIO supply to the LMP90100
JP11: RTD_JMP
P1-P2
Connect IB1 to the RTD
JP11: RTD_JMP
P3-P4
Connect the RTD to VIN0
JP11: RTD_JMP
P7-P8
Connect IB2 to the RTD
JP11: RTD_JMP
P9-P10
Connect the RTD to VIN1
JP11: RTD_JMP
P11-P12
Connect the RTD to VREFP2
JP11: RTD_JMP
P13-P14
Connect VREFN2 to ground
Table 3 – LMP90100EB Jumpers for the RTD Application