The ET-WEB51 TCP/IP
Ethernet Web Control Board comes preloaded with TCP/IP software that
allows you to control outputs, sense inputs and write text to an LCD.
All this across the Internet via a standard browser. As a value-added
bonus a matching port of the world's premier embedded TCP/IP CGI webserver
software is included at no additional cost. Written in well documented
C code, uIP v0.9 will allow you to write your own dynamic embedded webpages,
as well as to experiment with other protocols such as FTP, SMTP, TELNET,
Webclient, etc. This is a super value package for those wishing to program
their own applications with the TCP/IP protocol suite.
ET have produced
a remarkable board in the WEB51. It is based on the popular Atmel AT89C51RD2
microcontroller, and features the RealTek RTL8019AS full-duplex ethernet
controller chip. You get a huge 64K In-System-Programmable FLASH memory
for code and web content, backed up by up to a further 4 optional, I2C
addressable EEPROM memory chips. There is space onboard for a battery
backed DS1307 real time clock chip, as well as options to expand the
standard RS232 communication channel for RS485/RS422 communication.
Included in the
price of the ET-WEB51 TCP/IP Ethernet Web Control Board is an instructional
CD containing manuals, circuits, development software and example
code. You also get a bonus, quality category 5 Ethernet cable, as
well as an RS232 programming cable. All you need to get up an running
is a 9-12Vdc plugpak and you're in business.