I2C0 I/O Expander Header; I2C1 Pin Header; Table 39 X39 - I2C0 Expander Pinout Description; Table 40 X48 - I2C1 Pinout Description - Congatec conga-HPC/EVAL-Server User Manual

4.10.2

I2C0 I/O Expander Header

The conga-HPC/EVAL-Server provides eight I2C0 signals on header X39 via an I/O expander (TI PCA9554). The
is 0x48.
Table 39 X39 - I2C0 Expander Pinout Description
Pin Signal
1 I2C0_IO0
3 I2C0_IO1
5 I2C0_IO2
7 I2C0_IO3
9 I2C0_IO4
11 I2C0_IO5
13 I2C0_IO6
15 I2C0_IO7
Connector Type
X39: 2.54 mm, 2x8-pin female connector
4.10.3

I2C1 Pin Header

The conga-HPC/EVAL-Server provides I2C1 signals on header X48. I2C1 operates with 1.8 V.
Table 40 X48 - I2C1 Pinout Description
Pin Signal
1 +V1.8 standby (0.75 A fuse)
2 I2C1_DAT
3 I2C1_CLK
4 Pull-up to +V1.8 standby
5 GND
Connector Type
X48: 2.54 mm, 5-pin female connector
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Pin Signal
2 GND
4 GND
6 GND
8 GND
10 GND
12 GND
14 GND
16 GND
HEVAm100
I2C address of the I/O Expander
X39
1 2
3
4
Key 6
8
7
9 10
11 12
13 14
15 16
X48
1 2 3 4 5
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