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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 ............................................................................... 13
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 ............................................................................... 66
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
