At 2002-11-30 12:13 -0800, Declan Moriarty wrote: >On Saturday 30 November 2002 16:38, you wrote: >> Hello. >> >> We are looking all around for information about these SMD chips, which I >> really do not know what their functions are. They are: > >Are you reverse engineering or repairing? Reverse engineering probably. >> >> 93051/xboja ---This one, I think it is an EEPROM, is a 8-pin SO8 >> chip, whith its pin1 connected to the PC2 port of a X68HC microprocessor; >> The pin3 is connected to the PC1/TCMP port; The pin4 and pin6 are connected >> to gnd; pin8 is VCC+. > >You can verify this by checking if the aforementioned port has serial >capability. Is this a military thing you're reverse engineering?
It's possible to do serial protocols on all the I/O pins using software, but it's more logical to use the SPI interface if the component isn't using the I2C-bus or the one-wire Dallas-bus (now Mitel). Greetings, Jaap -- Author: Jaap van Ganswijk INET: [EMAIL PROTECTED] Fat City Network Services -- 858-538-5051 http://www.fatcity.com San Diego, California -- Mailing list and web hosting services --------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB CHIPDIR-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
