EVB-PIC24 WIZnet, EVB-PIC24 Datasheet - Page 75

• Manufacturer Part Number: EVB-PIC24
• Description: Development Boards & Kits - PIC / DSPIC W3150A+EVAL BOARD BASED ON PIC24
• Manufacturer: WIZnet

Specifications of EVB-PIC24

• Rohs: yes
• Product: Development Kits
• Interface Type: RS-232
• Data Bus Width: 16 bit
• Dimensions: 50 mm x 40 mm

To take a brief look at the Option Field of DHCP Message, Options Field has the format of <Fig 3.27>, it
contains Magic Cookie Field, a Lease Identification Cookie with the size of 4 Byte and Code Set ranged from
Code 0 to Code 255. From Code1 to Code 254, codes are composed of pairs of {Code, Len, Value}, and
Code 0 and Code 255 are composed of {Code} only. For further explanation of each Code of Options Field,
refer to RFC1533.
© Copyright 2006 WIZnet Co., Inc. All rights reserved.
0
<Fig 3.27: DHCP Message’s Option Field Format>
Code (1)
Code
Magic Cookie (4)
Zero Padding
Value
Value
7 8
Len (1)
Len
15
B
3
1
2
y
e
s
t
65