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System Setup
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2.3
Signal Definition of J2 (25-Pin Female DSUB) on the INA209 Test Board
shows the different signals connected to J2 on the INA209 test board.
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
Copyright © 2008–2010, Texas Instruments Incorporated