W5500 Module

 

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Pin No.Pin TypePin NameDescription
J1 1 P GND Ground
2 P GND Ground
3 I MOSI SPI Master Out Slave In This pin is used for SPI MOSI signal pin
4 I SCLK SPI Clock This pin is used for SPI Clock Signal pin
5 I SCNn SPI Slave Select This pin is used for SPI Slave Select Signal Pin when using SPI interface
6 I INTn W5500 Interrupt : Low activity This pin is used for indicating event like socket TCP connection, disconnection, data receiving timeout, WOL(Wake on Lan) and so on occurred in W5500 inside WIZ550io. The interrupt is cleared by writing IR register or Sn_IR. All interrupts are maskable.
Pin No.Pin TypePin NameDescription
J2 1 P GND Ground
2 P 3.3V Power : 3.3V power supply
3 P 3.3V Power : 3.3V power supply
4 - NC Not Connect
5 I RSTn Reset : Low activity Hold at least 500us after asserted to LOW and keep HIGH until next Reset needed.
6 O MISO SPI Master In Slave Out This pin is used for SPI MISO signal pin User need to wait for 50ms after this pin is changed to HIGH to communicate with WIZ850io. (Refer to 5. Timing Diagram)