Xilinx VCK190 Series User Manual

Table 10: I2C0 Port Expander TCA6416A U233 Address 0x20 Connections (cont'd)
TCA6416A U233
Schematic Net Name
Connected To
Pin
Name
Pin
No.
Pin
No.
Pin Name
Reference
Designator
Device
P12 15 FMCP1_FMCP_PRSNT_M2C_B Z1 HSPC_PRSNT_M2C_L J51(N) ASP_184329_01
P13 16 FMCP2_FMCP_PRSNT_M2C_B Z1 HSPC_PRSNT_M2C_L J53(N) ASP_184329_01
P14 17 VCCINT_VRHOT_B 14 VRHOT_ICRIT# U152 IR35215
P15 18 8A34001_EXP_RST_B 1 A U221 SN74LVC1G08
P16 19 IRPS5401_ALERT_B - Not connected In schematic Delete
P17 20 PMBUS1_INA226_ALERT (1) 3 ALERT 5x INA226 INA226
Table 11: I2C0 Multiplexer TCA9548A U33 Address 0x74 Connections
TCA9548A U33
Schematic Net Name
Connected To
Pin Name Pin No. Pin No. Pin Name
Reference
Designator
Device
SDA 19 I2C0_SDA See the "I2C0 Bus Topology" figure; PCA9548A U33 Addr. 0x74
SCL 18 I2C0_SCL
SD0/SC0 4/5 PMBUS_SDA/SCL
9,10 NA J98 PMBUS HDR
Miscellaneous power components; see Board Power System for details
SD1/SC1 6/7 PMBUS1_INA226_SDA/SCL 4,5 SDA, SCL 5x INA226 INA226
SD2/SC2 8/9 PMBUS2_SDA/SCL
9,10 NA J104 PMBUS HDR
Miscellaneous power components; see Board Power System for details
SD3/SC3 10/11 PMBUS2_INA226_SDA/SCL 4,5 SDA, SCL 14x INA226 INA226
SD4/SC4 13/14 LP_I2C_SM_SDA/SCL NA Not connected NA NA
SD5/SC5 15/16 zSFP_SI570_SDA/SCL 7,8 SDA, SCL U192 SI570
SD6/SC6 17/18 USER_SI570_1_CLOCK_SDA/SCL 7,8 SDA, SCL U205 SI570
SD7/SC7 19/20 USER_SI570_2_CLOCK_SDA/SCL NA Not connected NA NA
Table 12: I2C0 Port Expander TCA6416A U233 Address 0x20 Connections
I2C Devices
I2C Switch
Position
I2C Address Device
I2C0 Bus
TCA6416A 16-bit port expander N/A
0b1110101 0x20
U233 TCA6416A
Function Port Direction
MAX6643_OT_B P00 IN N/A U64 MAX6643
MAX6643_FANFAIL_B P01 IN N/A U64 MAX6643
N/A P02-P03 NC N/A N/A N/A
PMBUS2_INA226_ALERT P04 IN N/A
U166, U168, U172, U173,
U174, U176, U177, U178,
U180, U182, U184 ,U186,
U188, U234 INA226, U125
ZU4EG
N/A P05-P06 NC N/A N/A N/A
MAX6643_FULLSPD P07 OUT N/A U64 MAX6643
FMCP1_FMC_PRSNT_M2C_B P10 IN N/A J51 FMCP HSPC
Chapter 3: Board Component Descriptions
UG1366 (v1.0) January 7, 2021 www.xilinx.com
VCK190 Board User Guide 38
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Xilinx VCK190 Series Specifications

General

Brand	Xilinx
Model	VCK190 Series
Category	Motherboard
Language	English