EVB-B1+ WIZnet, EVB-B1+ Datasheet - Page 102

• Manufacturer Part Number: EVB-B1+
• Description: Development Boards & Kits - ARM W3150A+EVAL BOARD BASED ON AVR
• Manufacturer: WIZnet

Specifications of EVB-B1+

• Rohs: yes
• Product: Evaluation Boards
• Interface Type: RS-232, SPI
• Operating Supply Voltage: 3.3 V, 5 V
• Data Bus Width: 8 bit
• Dimensions: 50 mm x 40 mm
• Processor Series: ATmega128

int gethostbyaddr
(u_long ipaddr,char* domain)
u_long gethostbyname
(char* hostname)
u_char dns_query
(SOCKET s, u_long dnsip,
u_char * domain_name,
u_long* domain_ip,
QUERYDATA querydata,
u_int elapse)
int dns_make_query
(u_char op,char * qname)
Int dns_parse_reponse(void)
u_char * dns_parse_question
(u_char * cp)
u_char * dns_answer
(u_char *cp)
int
qname, u_int qname_maxlen)
u_int select
(SOCKET s, u_char func)
u_char socket(SOCKET s, u_char
protocol, u_int port, u_char flag)
u_int sendto(SOCKET s,
const u_char * buf, u_int len,
u_char * addr, u_int port)
u_int recvfrom(SOCKET s,
u_char * buf, u_int len, u_char *
addr, u_int * port)
void close(SOCKET s)
parse_name(char*
Function Name
© Copyright 2006 WIZnet Co., Inc. All rights reserved.
<Table 3-42 : Reference Functions in DNS Client >
cp,char*
Changes IP Address to Domain Name
Changes Domain Name to IP Address
DNS Message Processing
Creates DNS Request Message
Analyzes DNS Response Message
Analyzes Question
Response Message
Answer
Message
Analyzes NAME Field of Question,
RRs Section
Informs status of socket, size of data
transmittable, and received data
Creates sockets as TCP/UDP/IP
Transmits data through specific port of
specific Destination
Receives data through any port of any
destination.
Closes the related Socket
Section of DNS Response
Description
Section of DNS
inet/dns.c
inet/dns.c
inet/dns.c
inet/dns.c
inet/dns.c
inet/dns.c
inet/dns.c
inet/dns.c
iinChip/w3150a.c
iinChip/socket.c
iinChip/socket.c
iinChip/socket.c
iinChip/socket.c
Location
92