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ZCU102 Evaluation Board User Guide
59
UG1182 (v1.2) March 20, 2017
Chapter 3:
Board Component Descriptions
X-Ref Target - Figure 3-18
Figure 3-18:
I2C1 Bus Topology
%$1.
36,&
0,2
0,2
%$1.
3/,&
/.
036
3B
3B
8
8
8
7&$$
7&$$
8
8
,&B6'$6&/
6'$
6&/
6'6&
6'6&
6'6&
6'6&
6'6&
6'6&
6'6&
6'6&
6'6&
6'6&
6'6&
6'6&
6'6&
IIC_EEPROM_SDA/SCL
SI5341_SDA/SCL
USER_S1570_SDA/SCL
USER_MGT_SI570_SDA/SCL
S15328_SDA/SCL
FMC_HPC0_IIC_SDA/SCL
FMC_HPC1_IIC_SDA/SCL
SYSMON_SDA/SCL
DDR4_SODIMM_SDA/SCL
SFP3_IIC_SDA/SCL
SFP2_IIC_SDA/SCL
SFP1_IIC_SDA/SCL
SFP0_IIC_SDA/SCL
8
6'$
6&/
8
[
[
;
/6
/6
Table 3-23:
I2C1 TCA9548A U34 Multiplexer Connections
U34 I2C Mux
(Addr
0x74
) Port
I2C BUS 1 Device(s)
0
EEPROM
1
Si5341 Clock
2
USER Si570 clock
3
USER MGT Si570 clock
4
Si5328 (Clock recovery)
5
No connection
6
No connection
7
No connection