Texas Instruments PGA309EVM-USB 사용자 설명서
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System Setup
2.4.2
J2 (25-Pin Female DSUB)
shows the different signals connected to J2 on the PGA309_Test_Board. This table also identifies
signals connected to pins on J2 that are not used on PGA309_Test_Board.
Table 3. J2 Pinout (25-Pin Female DSUB)
Pin on J2
Signal
Used on This EVM
PGA309 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
15
SBOU084 – February 2010
PGA309EVM-USB
Copyright © 2010, Texas Instruments Incorporated