At 11:14 PM 11/2/02 -0600, Josh Koffman wrote: >Hi all. So, in my PIC&Ethernet quest, I have aquired a bunch of NE2000 >cards based on the RTL8019AS chip. Some of them clearly have no >connection to the +12V pin on the ISA bus - a bonus as then all I need >is +5V. I do have a few cards that the +12V line is connected to though. >However, they go to a component that I can't identify. I tried chipdir >and a google search, and although there were some matches, there was no >ID of what it might be. The closest thing was a product table for >transformers. Question is, why would a transformer need +12? Anyway, the >part number seems to be CFUS0509-C. It's a 24 pin wide DIP, and it's a >big tall block, not an IC. Sounds like the dc-dc convertor used on a lot of cards. Apply 12V to the appropriate pins on the edge connector and measure the output - I *think* that its 5V out. dwayne -- Dwayne Reid Trinity Electronics Systems Ltd Edmonton, AB, CANADA (780) 489-3199 voice (780) 487-6397 fax Celebrating 18 years of Engineering Innovation (1984 - 2002) .-. .-. .-. .-. .-. .-. .-. .-. .-. .- `-' `-' `-' `-' `-' `-' `-' `-' `-' Do NOT send unsolicited commercial email to this email address. This message neither grants consent to receive unsolicited commercial email nor is intended to solicit commercial email. -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu