Does this have to do with your project where you want to also power the device from the serial port? ----- Original Message ----- To: "Multiple recipients of list CHIPDIR-L" <[EMAIL PROTECTED]> Sent: Monday, December 15, 2003 8:34 PM
> I'm trying to understand the specifications of an RS-232 receiver. > > Input threshold low minimum = 0.8V > Input threshold high max = 2.4V > Hysteresis max = 1V > > So, am I right in concluding that to operate reliably I need to swing > the input over at least -0.2V to 3.4V, or do the threshold specs include > the hysteresis? > > > Peter Vogel > ZapTV Pty Ltd > 30 Adeline St, Faulconbridge 2776 > Australia > Tel: 02 4751 8735 > Fax: 02 4751 2601 > email: [EMAIL PROTECTED] > > -- > Author: Peter Vogel > 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). -- Author: Brad O'Dell 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).
