DM9601
USB to Ethernet MAC Controller with Integrated 10/100 PHY
Final
27
Version: DM9601-DS-F01
June 22, 2002
10.30 USB Control Register (F4H)
Bit
Name
Default
Description
7
Reserved
0,RW
Reserved
6
Reserved
0,RW
Reserved
5
EP3ACK
0,RW
When set and EP3_NAK=0, EP3 will always return 8-byte data to host per
interrupt-interval
4
EP3NAK
0,RW
When set, EP3 will always return NAK.
3
Reserved
0,RW
Reserved
2
Reserved
0,RW
Reserved
1
Reserved
0,RW
Reserved
0
MEMTST
0,RW
Before any memory-command, this bit must be set to 1. When in MEM_TST,
TX/RX FIFO controller will be flushed.
10.31 EEPROM Format:
name
Word
offset
description
MAC address
0
0~5
6 byte ethernet address
Auto Load Control
3
6-7
Bit 1:0=01: Update vendor ID and product ID
Bit 5:2 reserved
Bit 7:6=01: Accept setting of WORD7[3:0]
Bit 9:8=01: Accept setting of WORD7[6:4]
Bit 11:10=01: Accept setting of WORD7[7]
Bit 13:12=01: Accept setting of WORD7[8]
Bit 15:14=01: Accept setting of WORD11
Vendor ID
4
8-9
2 byte vendor ID (Default: 0A46h)
Product ID
5
10-11 2 byte product ID (Default: 9601h)
Reserved
6
12-13 reserved
Wake-UP mode
control
7
14-15 Bit0: WOL active low when set (default: active high)
Bit1: WOL is pulse mode (default: level mode)
Bit2: magic wakeup event enabled when set. (default: no)
Bit3: link_change wakeup event enabled when set (default: no)
Bit4: magic wakeup event enabled if USB in suspend state (default: yes)
Bit5: link_change wakeup event enabled if USB in suspend state (default: yes)
Bit6: sample frame wakeup event enabled if USB in suspend state (default: yes)
Bit7: LED mode 1 (default: 0)
Bit8: internal PHY is enabled after power-on (default: no)
Bit15:9: reserved
String1 address
8
16
Vendor describe string start address
String2 length
8
17
Vendor describe string length
String2 address
9
18
Product describe string start address
String2 length
9
19
Product describe string length
String3 address
10
20
Product describe string start address
String3 length
10
21
Product describe string length
USB control
11
22-23 Bit7: 0: USB maximum power. Unit is 2ma.
Bit15:8: USB class code
CRC
126~127 2 byte CRC of 0~125
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