W5300 datasheet(56/128 Pages) WIZNET

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SHAR (Source Hardware Address Register) [R/W] [0x08008/0x008] [00.00.00.00.00.00]

It configures source hardware address (MAC address).

Ex) In case of “00.08.DC.01.02.03”

SHAR(0x08008/0x008)

SHAR0(0x08008/0x008)

SHAR1(0x08009/0x009)

0x00

0x08

SHAR2(0x0800A/0x00A)

SHAR3(0x0800B/0x00B)

0xDC

0x01

SHAR4(0x0800C/0x00C)

SHAR5(0x0800D/0x00D)

0x02

0x03

GAR (Gateway IP Address Register) [R/W] [0x08010/0x010] [00.00.00.00]

It configures gateway IP address.

Ex) in case of “192.168.0.1”

GAR(0x08010/0x010)

GAR2(0x08012/0x012)

GAR0(0x08010/0x010)

GAR1(0x08011/0x011)

GAR2(0x08012/0x012)

GAR3(0x08013/0x013)

192(0xC0)

168(0xA8)

0(0x00)

1(0x01)

SUBR (Subnet Mask Register) [R/W] [0x08014/0x014] [00.00.00.00]

It configures subnet mask address.

Ex) in case of “255.255.255.0”

SUBR(0x08014/0x014)

SUBR2(0x08016/0x016)

SUBR0(0x08014/0x01

SUBR1(0x08015/0x01

SUBR2(0x08016/0x01

SUBR3(0x08017/0x01

255 (0xFF)

0 (0x00)

SIPR (Source IP Address Register) [R/W] [0x08018/0x018] [00.00.00.00]

It configures source IP address or notifies source IP address acquired by PPPoE-process of

W5300.

Ex) in case of “192.168.0.3”

SIPR(0x08018/0x018)

SIPR2(0x0801A/0x01A)

SIPR0(0x08018/0x018)

SIPR1(0x08019/0x019)

SIPR2(0x0801A/0x01A)

SIPR3(0x0801B/0x01B)

W5300 Datasheet(PDF) 56 Page - WIZnet Co., Ltd

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