W5100 WIZnet, W5100 Datasheet - Page 54

no-image

W5100

Manufacturer Part Number
W5100
Description
Ethernet ICs 3-IN-1 ENET CONTR TCP/IP+MAC+PHY
Manufacturer
WIZnet
Datasheet

Specifications of W5100

Rohs
yes
Product
Ethernet Controllers
Data Rate
10 Mb/s, 100 Mb/s
Supply Voltage - Max
3.6 V
Supply Voltage - Min
3 V
Maximum Operating Temperature
+ 80 C
Package / Case
LQFP-80
Ethernet Connection Type
10Base-T, 100Base-TX
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Standard Supported
802.3, 802.3u

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
W5100
Manufacturer:
WIZNET
Quantity:
55 680
Part Number:
W5100
Manufacturer:
WIZNET
Quantity:
9 840
Part Number:
W5100
Manufacturer:
WIZNET
Quantity:
1 600
Part Number:
W5100
Manufacturer:
XILINX
0
Part Number:
W5100
Manufacturer:
WIZNET
Quantity:
20 000
Part Number:
W5100
0
Part Number:
W5100S
Manufacturer:
WIZNET
Quantity:
20 000
Part Number:
W5100S-L
0
© Copyright 2009-2010 WIZnet Co., Inc. All rights reserved.
}
{
FREESIZE:
}
else
{
}
/* increase Sn_RX_RD as length of get_size+header_size */
Sn_RX_RD = Sn_RX_RD + get_size + header_size;
/* set RECV command */
Sn_CR = RECV;
/* first, get the free TX memory size */
get_free_size = Sn_TX_FSR;
if (get_free_size < send_size) goto FREESIZE;
/* Write the value of remote_ip, remote_port to the Socket n Destination IP Address
Sn_DIPR = remote_ip;
Sn_DPORT = remote_port;
/* calculate offset address */
get_offset = Sn_TX_WR & gSn_TX_MASK;
/* calculate start address(physical address) */
get_start_address = gSn_TX_BASE + get_offset;
/* if overflow socket TX memory */
if ( (get_offset + send_size) > (gSn_TX_MASK + 1) )
{
Data transmission process is as below.
Register(Sn_DIPR), Socket n Destination Port Register(Sn_DPORT). */
/* copy left_size bytes of gSn_RX_BASE to destination_addr */
left_size = get_size – upper_size;
memcpy(gSn_RX_BASE, destination_addr, left_size);
/* copy get_size bytes of get_start_address to destination_addr */
memcpy(get_start_address, destination_addr, get_size);
Send Data? / Sending Process
54

Related parts for W5100