W7100A-64QFN WIZnet, W7100A-64QFN Datasheet - Page 124
W7100A-64QFN
Manufacturer Part Number
W7100A-64QFN
Description
8-bit Microcontrollers - MCU 8051 CORE+HARDWIRED TCP/IP+MAC+PHY
Manufacturer
WIZnet
Datasheet
1.W7100A.pdf
(156 pages)
Specifications of W7100A-64QFN
Rohs
yes
Interface Type
UART
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
W7100A-64QFN
Manufacturer:
WIZNET
Quantity:
1 400
- Current page: 124 of 156
- Download datasheet (3Mb)
© Copyright 2011 WIZnet Co., Inc. All rights reserved.
}
Second Method :
{
}
as below.
contains transmitter’s information (IP address, Port number) and the length of DATA packet.
The UDP can receive UDP data from many others. User can classify the transmitter by
transmitter’s information of PACKET-INFO. It also receives broadcast SOCKET by using
“255.255.255.255” IP address. So the host should ignore unwanted reception by analysis of
transmitter’s information.
that DATA and also cannot receive fragmented DATA.
{/* first, get the received size */
Process the received UDP data in Internal RX memory. The structure of received UDP data is
The received UDP data consists of 8bytes PACKET-INFO, and DATA packet. The PACKET-INFO
If the DATA size of SOCKET n is larger than Internal RX memory free size, user cannot receive
if (Sn_RX_RSR != 0x00000000) goto Receiving Process stage;
len = Sn_RX_RSR;
/* calculate offset address */
src_mask = Sn_RX_RD & gSn_RX_MASK;
/* calculate start address(physical address) */
src_ptr = gSn_RX_BASE + src_mask;
/* read head information (8 bytes) */
header_size = 8;
/* if overflow SOCKET RX memory */
if ( (src_mask + header_size) > (gSn_RX_MASK + 1) )
{/* copy upper_size bytes of src_ptr to header_addr */
Receiving process
upper_size = (gSn_RX_MASK + 1) – src_mask;
wizmemcpy((0xFE0000 + src_ptr), (0x000000 + header_addr), upper_size);
/* update header_addr*/
// len is received size
Figure 9.6 The received UDP data format
// src_ptr is physical start address
// src_mask is offset address
Ver. 1.12
124
Related parts for W7100A-64QFN
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
8-bit Microcontrollers - MCU 8051 CORE+HARDWIRED TCP/IP+MAC+PHY
Manufacturer:
WIZnet
Datasheet:
Part Number:
Description:
ARM Microcontrollers - MCU ARM32bit Cortex M3 hdwrd TCP/IP,MAC,PHY
Manufacturer:
WIZnet
Datasheet:
Part Number:
Description:
WiFi / 802.11 Modules 802.11B/G WIFI MOD
Manufacturer:
WIZnet
Datasheet:
Part Number:
Description:
WiFi / 802.11 Modules 802.11B WIFI MOD LOW POWER
Manufacturer:
WIZnet
Datasheet:
Part Number:
Description:
WiFi / 802.11 Modules 802.11b/g/n WiFi Module
Manufacturer:
WIZnet
Datasheet:
Part Number:
Description:
WiFi / 802.11 Modules 802.11B WIFI MOD LW PWR W/EXT PWR AMP
Manufacturer:
WIZnet
Datasheet:
Part Number:
Description:
WiFi / 802.11 Modules 802.11B/G/N WIFI MOD
Manufacturer:
WIZnet
Datasheet:
Part Number:
Description:
WiFi / 802.11 Modules 802.11b/g/n WiFi Module
Manufacturer:
WIZnet
Datasheet:
Part Number:
Description:
Ethernet ICs 3-IN-1 ENET CONTR TCP/IP+MAC+PHY
Manufacturer:
WIZnet
Datasheet:
Part Number:
Description:
Ethernet ICs 3-IN-1 ENET CONTR TCP/IP+MAC+PHY
Manufacturer:
WIZnet
Datasheet:
Part Number:
Description:
Ethernet ICs ENET CONTR TCP/IP+MAC
Manufacturer:
WIZnet
Datasheet:
Part Number:
Description:
Ethernet Modules BOARD TYPE SERIAL-ENET MOD
Manufacturer:
WIZnet
Datasheet:
Part Number:
Description:
Ethernet Modules W5200 & MAG JACK ioPLATFORM MODULE
Manufacturer:
WIZnet
Datasheet:
Part Number:
Description:
Ethernet Modules W5100+MAG JACK
Manufacturer:
WIZnet
Datasheet:
Part Number:
Description:
Ethernet Modules W5100+MAG JACK
Manufacturer:
WIZnet
Datasheet: