Data Sheet

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5
iEthernet
W5200
Table of Contents
1 Pin Assignment ............................................................................................ 8
1.1 MCU Interface Signals ....................................................................... 8
1.2 PHY Signals .................................................................................. 10
1.3 Miscellaneous Signals ...................................................................... 10
1.4 Power Supply Signals ...................................................................... 11
1.5 Clock Signals ................................................................................ 12
1.6 LED Signals .................................................................................. 13
2 Memory Map ............................................................................................ 14
3 W5200 Registers ........................................................................................ 15
3.1 common registers .......................................................................... 15
3.2 Socket registers ............................................................................ 16
4 Register Descriptions .................................................................................. 17
4.1 Common Registers ......................................................................... 17
4.2 Socket Registers ............................................................................ 24
5 Functional Descriptions ............................................................................... 43
5.1 Initialization ................................................................................ 43
5.2 Data Communications ..................................................................... 46
5.2.1 TCP ..................................................................................... 46
5.2.1.1 TCP SERVER ...................................................................... 47
5.2.1.2 TCP CLIENT ...................................................................... 54
5.2.2 UDP ..................................................................................... 55
5.2.2.1 Unicast and Broadcast ......................................................... 55
5.2.2.2 Multicast ......................................................................... 62
5.2.3 IPRAW ................................................................................... 65
5.2.4 MACRAW ................................................................................ 67
6 External Interface ..................................................................................... 73
6.1 SPI (Serial Peripheral Interface) mode ................................................. 73
6.2 Device Operations .......................................................................... 73
6.3 Process of using general SPI Master device ............................................ 74
7 Electrical Specifications .............................................................................. 79
7.1 Absolute Maximum Ratings ............................................................... 79
7.2 DC Characteristics ......................................................................... 79
7.3 POWER DISSIPATION(Vcc 3.3V Temperature 25°C) ................................... 79
7.4 AC Characteristics ......................................................................... 80
7.4.1 Reset Timing .......................................................................... 80
7.4.2 Crystal Characteristics .............................................................. 80
7.4.3 SPI Timing .............................................................................. 81