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參數資料
| 型號： | TMC20073 |
| 廠商： | SMSC Corporation |
| 英文描述： | CIRCLINK COMMUNICATIONS CONTROLLER LSI |
| 中文描述： | CIRCLINK通信控制器LSI的 |
| 文件頁數： | 1/4頁 |
| 文件大小： | 143K |
| 代理商： | TMC20073 |
SMSC TMC20073
PRODUCT PREVIEW
Revision 1.3 (02-11-04)
Data Brief
Product Features
TMC20073
CircLink
TM
Communications
Controller LSI
■
3.3V (3.0 to 3.6V) Power Supply Voltage (Vdd)
■
128 Pin TQFP Package (14x14, 0.4 pitch)
■
Supports 8/16-Bit Data Bus (Selectable)
■
Full 1K On-Chip Dual-Port Buffer RAM
■
Supports Sequential I/O Mapped Access to Internal
RAM Buffer
■
Supports up to 31 Nodes
■
Low Power CMOS, 3.3V Operation with 5V Tolerance
■
Cabling Options
—
Fiber Optics, RS485 Twisted Pair
■
High Speed: Up to 5 Mbps
■
Include 3 Port HUB
■
Can operate with or without CPU
—
With CPU: Support interface to multiple CPU’s
–
Intel (80XX) and Motorola (68XXX)
—
Without CPU: Support general purpose I/O ports
–
16 bit input and 16 bit output
■
Support multi-topology
—
Bus, Star and Mixed type
■
Temperature Range from -20
°
to 85
°
Figure 1 Internal Block Diagram of LSI
Mode Setting
Register Access
Control Circuit
Interrupt Status
Interrupt Mask
EC Command
Receive Mode(#01-#31)
Receive Flag(#01-#31)
Clock Master SID
Net. Standard Time
Alarm Setting
Receive SID
Search SID
MAX ID Setting (MAXID)
Node ID Setting (NID)
Page Size Setting (PS)
Data Rate Setting
Address pointer
Page Register
Address Register
Diag. Register
Data Register H
Data Register L
Data Latch
TENT-ID Register
CONFIG Register
SETUP Registers
Address
Multiplexer
Address Pointer
Data Latch
Shift Register
RX Synchro-
nous circuit
TX Signal
Generator
CMI Decode
CMI Encode
CMI Synchro
TXEN TXD
RXIN
Buffer Memory
512B
512B
Improved ARCNET Protocol
Micro Sequencer
Working Registers
Memory Access Mediation Circuit
RECON Timer
OSC
Reset Circuit
Micro-Controller bus
MAXID
NID
PS
CKP
nMUX nRWM W16 nSWAP
nSTALONE
nDIAG
FLASHO
nNSTCOUT
TXEN2
RXIN2
3Port HUB Circuit
ERR-INFO
PIN-INFO
nHUBON
nCMIBYP
Others
Clock
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