RT8167A
Code
00h
01h
02h
03h
04h
05h
06h
07h
08h
-
1Fh
Commands
not supported
SetVID_Fast
SetVID_Slow
SetVID_Decay
SetPS
SetRegADR
SetReg DAT
GetReg
not supported
Standard Serial VID Command
Master Payload Slave Payload
Contents
Contents
Description
N/A
N/A
N/A
VID code
VID code
VID code
Byte indicating
power states
Set new target VID code, VR jumps to new VID
N/A
target with controlled default “fast” slew rate
12.5mV/μs.
Set new target VID code, VR jumps to new VID
N/A
target with controlled default “slow” slew rate
3.125mV /μs .
Set new target VID code, VR jumps to new VID
N/A
target, but does not control the slew rate. The
output voltage decays at a rate proportional to
the load current
N/A
Set power state
Pointer of registers
in data table
N/A
Set the pointer of the data register
New data register
c ontent
N/A
Write the contents to the data register
Pointer of registers
in data table
Specified
Register
Contents
Slave returns the contents of the specified
register as the payload
N/A
N/A
N/A
Copyright ©2012 Richtek Technology Corporation. All rights reserved.
DS8167A-00 January 2012
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
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