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CPET 355. RS 232 Serial Communication Paul I-Hai Lin, Professor Electrical and Computer Engineering Technology Purdue University, Fort Wayne Campus. RS 232 Serial Communication. A simple, universal, well understood data interface was introduced in 1962
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CPET 355 RS 232 Serial Communication Paul I-Hai Lin, Professor Electrical and Computer Engineering Technology Purdue University, Fort Wayne Campus Prof. Paul Lin
RS 232 Serial Communication • A simple, universal, well understood data interface was introduced in 1962 • Max 256 kbps, line length 15 M (50 ft) or less • Signal representation (bipolar: +3 to +15v, -3v to –15v) • MARK (negative voltage) – idle or off state • SPACE (positive voltage) – active or on state Prof. Paul Lin
RS 232 Web References • RS 232 Level Converters http://www.lookrs232.com/rs232/level_converters.htm • National Instruments http://sine.ni.com/apps/we/nioc.vp?cid=1341&lang=US • RS 232 http://www2.rad.com/networks/1995/rs232/rs232.htm Prof. Paul Lin
RS 232 Web References • RS 232 Standards http://www.camiresearch.com/Data_Com_Basics/RS232_standard.html • RS 232 Pin out on DB 25 http://www.sangoma.com/signal.htm • RS 232 Data Interfaces http://www.arcelect.com/rs232.htm Prof. Paul Lin
RS 232 Web References • RS 232 Cabling Tutorial http://www.vector.kharkov.com/product/cyclades/tech/cab.htm • RS 232 Data Interfaces http://www.arcelect.com/rs232.htm • PC Serial Port Programming http://www.ctv.es/pckits/tpserie.html • VB Serial Port Programming http://www.imakenews.com/labtech/e_article000151001.cfm Prof. Paul Lin
RS 232 Web References • RS-232 and PIC Programming http://www.iptel-now.de/HOWTO/PIC/pic.html • RS 232 and C Programming http://www.lookrs232.com/com_port_programming/api_read_write.htm Prof. Paul Lin