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| 型號： | PM8172 |
| 廠商： | PMC-Sierra, Inc. |
| 英文描述： | PM8172 System Controller |
| 中文描述： | PM8172系統(tǒng)控制器 |
| 文件頁數(shù)： | 2/2頁 |
| 文件大?。?/td> | 31K |
| 代理商： | PM8172 |
Head Office:
PMC-Sierra, Inc.
8555 Baxter Place
Burnaby, B.C. V5A 4V7
Canada
Tel: 1.604.415.6000
Fax: 1.604.415.6200
PM8172 System Controller
To order documentation,
send email to:
document@pmc-sierra.com
or contact the head office,
Attn: Document Coordinator
PMC-2032127 (R1)
For a complete list of PMC-Sierra’s
trademarks, see our web site at:
http://www.pmc-sierra.com/legal/. Other
product and company names mentioned
herein may be the trademarks of their
respective owners.
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE
PM8172
System Controller
All product documentation is available
on our web site at:
http://www.pmc-sierra.com
For corporate information,
send email to:
info@pmc-sierra.com
Supports chaining and non-chaining
modes.
Supports rotating and fixed priority
types.
TIMERS
Provides two 16-bit auto-reload
counters with pre-scale (1,1/4,1/8,
1/16) from division of the CPU clock.
Supports interrupt generation upon the
timer time-out.
Provides one Watchdog timer to
monitor the VALIDOUT# signal.
SMART CARD INTERFACE
Compliant with the Personal Computer
Smart Card (PC/SC) Working Group
standard.
Compliant with Smart Card (ISO 7816)
protocols.
Provides card present detection.
Supports Smart Card insertion power-
on.
Supports one programmable clock
frequency, and 7.1 MHz and 3.5 MHz
(default) card clocks.
Supports two channels of the Smart
Card interface.
Supports the T=0, T=1 protocol.
ATA 33 IDE BUS CONTROLLER
Provides one channel IDE controller
for two devices.
Supports master/DMA/slave mode
IDE.
Supports any 16-bit and 32-bit
ordering access to the IDE data port in
bus-slave access mode.
Provides an integrated 8-level 32-bit
post-write buffer and a 16-level 16-bit
pre-fetch buffer.
Compatible with ATA/ATAPI-4.
Compatible with the ANSI ATA
proposed PIO modes 0, 1, 2, 3, 4 with
flow control, DMA modes 0, 1, 2 and
UDMA modes 0, 1, 2.
CONSUMER IR
Supports 27-58 KHz, 400 - 500 KHz
devices.
Supports up to two CIR channels.
Channel 0 (CIR0) supports a remote
power-on switch and Channel 1 (CIR1)
is shared with the GPIO pins.
AUDIO DIGITAL CONTROLLER
Directly interfaced to AC97 CODEC for
controlling voice data to the speaker or
from the microphone.
Provides sample rate conversion.
Supports an FM synthesizer.
Supports a digital mixer.
Supports S/PDIF output.
Supports I2S input.
16C550 UART
Supports one standard serial port.
IEEE 1284 PARALLEL PORT
Standard mode - Bi-directional SPP.
Enhanced mode - EPP V. 1.7 and EPP
V. 1.9 compliant.
High speed mode - ECP, IEEE 1284
compliant.
Provides back-drive current reduction.
Provides printer power-on damage
reduction.
USB HOST CONTROLLER
Supports two USB host ports.
Supports device bandwidth of 12 Mbps
or 1.5 Mbps.
Supports a power management mode
to protect USB Bus power, and over-
current detector to protect USB bus
from abnormal over-current load.
Fully compatible with version 1.1. of
the USB specification and register-
compatible with version 1.0 of the
OHCI specification issued by
Microsoft, Compaq and NS.
GENERAL PURPOSE I/O (GPIO)
FUNCTIONS
GPIO pins can be programmed as
inputs, outputs, or as interrupt inputs.
Interrupt events can be independently
programmed to rising edge or falling
edge trigger.
Maximum 21 pins.
LOW PIN COUNT (LPC) HOST
CONTROLLER
Compliant with the Intel LPC Interface
specification Rev. 1.0 (Sept. 29,
1997).
Supports the Serial IRQ protocol.
Supports the Encoded DMA protocol.
For system expansion.
POWER MANAGEMENT
Provides software controllable power
management.
Provides intelligent power
management reducing power
consumption for lower power system.
Provides function wake up through the
interrupt, GPIO pins or remote control
interface Clock Oscillator and DLL.
Provides a clock oscillator of
32.768 KHz for the RTC and a clock
oscillator of 24.576 MHz for the audio
controller.
Provides two DLLs for reducing clock
skew of 100 MHz host processor clock
and 33 MHz PCI clock.
Each clock oscillator and DLL can be
programmed to STANDBY mode.
REAL TIME CLOCK
Compatible with MC146818.
Provides 241-byte battery-backed
CMOS SRAM.
Provides a daylight saving function.
Provides 12/24 hour format and
BCD/digital format.
Includes one date alarm and one year
alarm
PACKAGE
400-pin BGA package.
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