[ 本帖最后由 凌金旺 于 2008-6-10 19:23 编辑 ]作者: 南门二饼 时间: 2008-6-10 19:45
这个东西好像挺复杂的,第一次在论坛里看到,有很多板有这个东西吗
以下从PDF抄的,大家一起看.
1. GENERAL FUNCTION DESCRIPTION
Provides Powers
- 5V Active/Sleep (5VDL)
- Provide a switch 5VDLEN pin to enable/disable 5VDL output in S5 state for USB application.
- 3.3V Active/Sleep (3.3VDUAL)
- Dual-Channel 2.5V Active/Sleep (2.5VSTR) for DDR
- 1.5V for AGP 4X/8X Voltage
- Two 1.25V~5V Linear Voltage Regulators Support VCC/VSTR/VDL/VSB Voltages
- 1.25V DDR Bus Termination Regulated Voltage
- 1.2V VLDT for AMD_K8 CPU Hyper transport.
- 2.5VDDA for AMD_K8 PLL.
- 1.25VREF for AMD_K8 reference.
- Up to 0.3V/0.1V incremental voltage on DDR RAM for over-clocking application.
Provides Signals for ATX Power Supply PS_ON# Control
Support AMD K8 Claw Hammer Specific Power Up/Down Sequence
Provides fault signal control.
Internal Charge Pump Support Up to 9.5VSB
Drive All N-Channel MOSFET
Soft Start
Under-Voltage Monitoring for VAGP, VRAM, VLDT, 3.3VDUAL Channels作者: 板桥电脑医院 时间: 2008-6-10 20:02
想当于一个电源控制的大管家,是个电源控制中心!
负责各部分的电源开启控制!
这个和这个有些类似: http://www.chinafix.com.cn/bbs/thread-49748-1-2.html