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DM9000A
User Manuals: Davicom DM9000A Ethernet Controller
Manuals and User Guides for Davicom DM9000A Ethernet Controller. We have
1
Davicom DM9000A Ethernet Controller manual available for free PDF download: Application Notes
Davicom DM9000A Application Notes (38 pages)
16 / 8 bit ethernet controller with general processor interface
Brand:
Davicom
| Category:
Controller
| Size: 0 MB
Table of Contents
Table of Contents
2
Introduction
6
General Description
6
General Processor Bus Description
7
Typical Signal Connection with Processor Bus
7
Pin Function Table
8
Processor Parallel Bus 8/ 16-Bit Mode Setting
8
Command Type
9
System Hardware Design
10
How to Select Chip
10
Strap Pins Setting
10
Serial EEPROM Operation
11
EEPROM Format
11
GPIO Pins Setting
15
Table 3.5 General Purpose Register (Gpr) Table
16
Schematic Reference Design
17
Application Schematics for 8-Bit and 16-Bit
17
Figure 3.2 Schematic for 16-Bit Processor
18
Reset Operation and Phy Power-Down Mode
19
Power on Reset
19
Software Reset
19
PHY Power down Mode
19
GPR PHYPD Setting
20
PHY Register Setting
20
How to Program Dm9000A
21
How to Read/ Write DM9000A Register
21
Driver Initializing Steps
22
How to Read/ Write EEPROM Data
23
HOWTO Read EEPROM Data
23
HOWTO Write EEPROM Data
24
How to Read/ Write PHY Register
26
HOWTO Read PHY Register
26
HOWTO Write PHY Register
27
How to Transmit Packets
28
Packet Transmission
28
To Check a Completion Flag
29
How to Receive Packets
30
Receive Interrupt Service Routine
30
Packet Reception
31
To Check the Packet Status and Length
31
Receive the Packet's Data
32
The Others
33
How to Transmit and Receive more than 2048-Byte Packets
33
The Performance of DM9000A
33
WOL (Wake-Up on LAN)
33
IP/TCP/UDP Checksums Offload
37
AUTO-MDIX and Application
38
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