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products:wiz550io:spioperation

SPI Operations

There is a W5500 inside WIZ550io. Therefore SPI operation of WIZ550io follows one of W5500. For more information about SPI operation of WIZ550io, please refer to W5500 Datasheet.

Datasheet

Datasheet History
Version Date Description
1.0.0 2013-08-01 Initial Release
1.0.1 2013-09-13 Corrected duplicated statements and typing errors (P.14, 23, 24, 28, 39, 51) Corrected descriptions (P.35)
1.0.2 2013-11-14 Changed “descriptions of pin at 1.1 Pin Descriptions” (P.10) starting ”It must be tied to GND to NC (PIN38..42)” / 2. corrected typing error: starting “0x02 to 0x42 value of SOCK_MACRAW at 4.2 Socket Registers(P.50)”
1.0.3 2014-05-29 Corrected “Sn_MSSR at 4.2 Socket Register” (P.53): wrong descriptions of Sn_MSSR about FMTU/MTU
1.0.4 2014-06-13 1. Added Note about reading size register value (P.56, 58) / 2. Added IR Reflow Temperature Profile (P.66)
1.0.5 2014-11-11 1. Added description for MISO pin (P.11):The SCSn signal defines MISO pin output value / 2. Modified the register notation (P.33), Modified the register notation “Sn_IR at 4.2 Socket Register” (P.49) :from [R] to [RCW1] / 3. Corrected typing error: from DICON to DISCON of Sn_SR at 4.2 Socket Register (P.50)
1.0.6 2014-12-30 Corrected typing error : from 0x02 to 0x42 value of SOCK_MACRAW “Sn_CR at 4.2 Socket Registers”(P.46)
1.0.7 2016-02-24 1. Corrected Interrupt Assert Wait Time function (P.34) / 2. Notice PLLclk is 150MHz (P.34)
1.0.8 2017-05-19 1. Corrected Driver Level Range Unit uW/MHz to uW (P.60)

WIZ550io History
Version Date Description
1.0 2013-08-01 Initial Release
1.1 2014-01-17 Changed “External Transformer + RJ-45 to MAGJACK(inside transformer)”
1.2 2015-04-20 Added “Resistor 33R in MDI line. because EMI issue.”
Changed “PCB artwork. because changed develop tool(PADS → Altium) ”
1.3 2018-08-10 Modified “inner 2 layer copper foil (3V3D). This copper foil plated below of CHAND area. It may affect ESD.”

2013/08/30 10:01 · bongbong
products/wiz550io/spioperation.txt · Last modified: 2015/03/16 10:33 (external edit)