Xilinx KCU105 User Manual

KCU105 Board User Guide www.xilinx.com 101
UG917 (v1.4) September 25, 2015
Appendix C: System Controller
PMBus Menu
The PMBus is an I2C bus that is used to read the voltage settings of the nine KCU105 power
rails controlled by the Maxim power system. Through the PMBus menu these power rails
can be read once or scanned continuously until stopped by a key press. Tabl e C-1 lists the
voltage rails accessible through the system controller's interface to the Maxim PMBus.
PMBus Menu Options
KCU105 System Controller
- PMBus Menu-
1. Get PMBus Voltages
2. Continuous Scan PMBUS Voltages
3. Get VCCINT Voltage
4. Get VCCAUX Voltage
5. Get VCCBRAM Voltage
6. Get VCC1V8 Voltage
7. Get VADJ1V8 Voltage
8. Get VCC1V2 Voltage
9. Get MGTAVCC Voltage
A. Get MGTAVTT Voltage
B. Get UTIL3V3 Voltage
0. Return to Main Menu
Select an option
Option 1: Get PMBus Voltages
VCCINT = 0.950 V
VCCAUX = 1.800 V
Table C-1: Maxim Power Supply Rail
Maxim Power Supply Rail I2C Address Nominal Voltage
VCCINT 0x0A 0.95V
VCCBRAM 0x0F 0.95V
VCCAUX and VCCAUX_IO 0x0B 1.80V
VCC1V8 0x11 1.80V
VADJ_1V8 0x12 1.80V
VCC1V2 0x14 1.20V
MGTAVCC 0x72 1.00V
MGTAVTT 0x73 1.20V
UTIL_3V3 0x1B 3.30V
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Xilinx KCU105 Specifications

General

Brand	Xilinx
Model	KCU105
Category	Motherboard
Language	English