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3.2.4.
WIZ830MJ Module
WIZ830MJ is the Ethernet module having W5300 TCP/IP chip and RJ-45 connector (having Transformer).
The connection of WIZ830MJ and base board is supported through 2.54mm Pitch Pin Header typed
connector as shown in < Fig 3>
Figure 3-3 : WIZ830MJ Module Interface PIN Map
For more detail, refer to WIZ830MJ Module Datasheet.
Figure 3-4 : W5300 Data Bus Width Setting Port
By using J8 3Pin header, it is possible to configure data bus width(8bit or 16bit) of W5300 in WIZ830MJ.
By connecting pin 1 and 2 of J8 by using 2 pin jumper, 16 bit data bus width is configured. By connecting pin
2 and 3, 8 bit bus width is configured.
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