RT8801B 데이터 시트보기 (PDF) - Richtek Technology

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RT8801B

Multi-Phase PWM Controller for K8 CPU Core Power Supply with Serial Programming Interface

Richtek Technology 

Preliminary

RT8801B

0x01 Core Current. Default 0x00 (read only). The core current full scale is over current trigger point.

Bit6-0 : Show core voltage current.

0x03 MISC. Default 0x04.

Bit2 : Slot_OCC Detection. This bit be written clear and only can be written 0.

0 : Normal 1 : Slot_OCC ever be pulled high

Bit1 : The reset pin ever be pull low when bit0 = 1 and only can be written 0.

0 : Never issue reset 1 : Ever issue reset

Bit0 : Reset control. When this bit be write 1, the Watching Dog timer (Reset pin) will repeat counter 1400ms then pull

low 200ms.Reset pin be pull low, if this bit = 1 will reset all registers to default exception MISC(Index 0x03).

0 : Disable 1 : Enable

Note : If SLOT_OCC pin = 1 reset all registers value to default.

WD Timer

RST enable

0x03 bit 0

7 x Tdelay

Tdelay

RST

Product information registers (Read Only)

0x13 Revision_ID

0x00

DS8801B-04 August 2007

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