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2.3 Signal Definition of J2 (25-Pin Female DSUB) on the INA209 Test Board
Table 2 shows the different signals connected to J2 on the INA209 test board. Table 2 also identifies
signals connected to pins on J2 that are not used on the INA209 test board.
Table 2. Signal Definition of J2 (25-Pin Female DSUB) on the INA209 Test Board
J1 Pin Signal Used On This EVM? INA209 Pin
1 NC No —
2 CTRL1 Yes Convert
3 CTRL2 Yes GPIO
4 CTRL3 No —
5 CTRL4 No —
6 CTRL5 No —
7 CTRL6 No —
8 CTRL7 No —
9 CTRL8 No —
10 MEAS1 Yes Warning
11 MEAS2 Yes GPIO
12 MEAS3 Yes Overlimit
13 MEAS4 Yes Critical
14 MEAS5 Yes ALT
15 MEAS6 No —
16 MEAS7 No —
17 MEAS8 No —
18 SPI_SCK No —
19 SPI_CS2 No —
20 SPI_DOUT2 No —
21 SPI_DIN2 No —
22 V
DUT
No V
S
23 V
CC
No —
24 GND Yes GND
25 GND Yes GND
8
INA209 Evaluation Module SBOU055A–February 2008–Revised February 2010
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