tc5299j ETC-unknow, tc5299j Datasheet - Page 10

• Manufacturer Part Number: tc5299j
• Description: Fast Ethernet Pcmcia Controller
• Manufacturer: ETC-unknow

4 I/O and Mapping
4.1 I/O Port Address Mapping
The registers within this area are 8 bits wide, but the data transfer port is 16 bits wide. By accessing the data transfer
port (using I/O instructions) the user can transfer data to or from the TC5299J 's internal memory.
4.2 EEPROM/SRAM Memory Mapping
The TC5299J Controller's internal memory map is as shown below.
This chip is register-liked with Novell's NE2000. The base I/O address of TC5299J Controller is configured by
Configuration Register (either upon power up or by software writing to this register). At that address the following
structure appears.
Base+00H
Base+0FH
Base+10H
Base+17H
Base+18H
Base+1FH
Location
PROM
06-0Dh
16-1Dh
1E-1Fh
0E,0Fh
10-15h
00h
01h
02h
03h
04h
05h
7FFFH
001FH
0000H
4000H
TC5299J Core Memory Map
Contents of PROM Map
D15
ETHERNET ADDRESS 0-5
ETHERNET ADDRESS 0
ETHERNET ADDRESS 1
ETHERNET ADDRESS 2
ETHERNET ADDRESS 3
ETHERNET ADDRESS 4
ETHERNET ADDRESS 5
Location Contents
-10-
Data Transfer Port
RESERVED
RESERVED
Buffer RAM
Reset Port
TC5299J
Registers
Reserved
D7
8K x 16
57h
42h
PROM
Core
D0
07/04/01
Ver. 0.1
TC5299J