W5100 WIZnet, W5100 Datasheet - Page 15

• Manufacturer Part Number: W5100
• Description: Ethernet ICs 3-IN-1 ENET CONTR TCP/IP+MAC+PHY
• Manufacturer: WIZnet

Specifications of W5100

• Rohs: yes
• Product: Ethernet Controllers
• Data Rate: 10 Mb/s, 100 Mb/s
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 3 V
• Maximum Operating Temperature: + 80 C
• Package / Case: LQFP-80
• Ethernet Connection Type: 10Base-T, 100Base-TX
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Standard Supported: 802.3, 802.3u

© Copyright 2009-2010 WIZnet Co., Inc. All rights reserved.
3. W5100 Registers
3.1 common registers
Address
0x0000
0x0001
0x0002
0x0003
0x0004
0x0005
0x0006
0x0007
0x0008
0x0009
0x000A
0x000B
0x000C
0x000D
0x000E
0x000F
0x0010
0x0011
0x0012
0x0013
0x0014
0x0015
0x0016
0x0017
0x0018
0x0019
Register
Mode (MR)
Gateway Address
(GAR0)
(GAR1)
(GAR2)
(GAR3)
Subnet mask Address
(SUBR0)
(SUBR1)
(SUBR2)
(SUBR3)
Source Hardware Address
(SHAR0)
(SHAR1)
(SHAR2)
(SHAR3)
(SHAR4)
(SHAR5)
Source IP Address
(SIPR0)
(SIPR1)
(SIPR2)
(SIPR3)
Reserved
Interrupt (IR)
Interrupt Mask (IMR)
Retry Time
(RTR0)
(RTR1)
Retry Count (RCR)
Address
0x001A
0x001B
0x001C
0x001D
0x001E
~
0x0027
0x0028
0x0029
0x002A
0x002B
0x002C
0x002D
0x002E
0x002F
0x0030
~
0x03FF
Register
RX Memory Size (RMSR)
TX Memory Size (TMSR)
Authentication Type in PPPoE
(PATR0)
(PATR1)
Reserved
PPP
(PTIMER)
PPP
(PMAGIC)
Unreachable IP Address
(UIPR0)
(UIPR1)
(UIPR2)
(UIPR3)
Unreachable Port
(UPORT0)
(UPORT1)
Reserved
LCP
LCP
Request
Magic
number
Timer
15