# # rs232.txt # # http://pigselectronics.com/misc/mx.htm # # # RS232 Standards # --------------- # http://www.camiresearch.com/Data_Com_Basics/RS232_standard.html # http://www.electronic-engineering.ch/microchip/datasheets/DTE_DCE_FAQ.pdf # # http://www.zytrax.com/tech/layer_1/cables/tech_rs232.htm # # # PIC RS232 code # --------------- # http://www.piclist.com/techref/microchip/16F84-rs232-8ch-ba.htm # http://www.madhacker.org/rs232.htm w/ pic, schematics, pcb # # # RS232-TTL Max 232 # --------- # http://www.beyondlogic.org/serial/serial1.htm#41 # http://chaokhun.kmitl.ac.th/~kswichit/MAX232/MAX232.htm # # # General RS232 Stuff # --------------------- # 8450 16550 # http://www.freebsd.org/doc/en_US.ISO8859-1/articles/serial-uart/ UART Tutorial # http://wombat.doc.ic.ac.uk/foldoc/foldoc.cgi?UART # http://www.lookrs232.com/rs232/uart.htm # http://www.lammertbies.nl/comm/info/links.html#seri # http://www.daniel-hertrich.de/rs232/ # # # RS232 as a Power Supply # ------------------------ # http://www.web-ee.com/Schematics/5V_RS232/5V_RS232.htm # http://www.hut.fi/Misc/Electronics/circuits/rspower.html # http://www.ee.washington.edu/circuit_archive/circuits/serialpower.txt # http://www.designnotes.com/CIRCUITS/compser1.htm rs323 -> +5v power supply # use DTR and RTS to drive +12v input to lm7805 to get +5v out # # Schematics # ---------- # http://www.commlinx.com.au/pc.htm # http://www.beyond-designs.com/PC_ports.htm # # # RS232 Level Convertor # ---------------------- # Maxim Max232 # Dallas DS275 # http://chaokhun.kmitl.ac.th/~kswichit/MAX232/MAX232.htm # http://chaokhun.kmitl.ac.th/~kswichit/ap275/ap275.htm # http://www.uslink.net/~cybercir/cir24.htm # http://www.beyond-designs.com/PC_ports.htm # # # RS232 Buffer # ------------- # http://www.hut.fi/Misc/Electronics/circuits/rsbuffer.html # # # BaudRate Generator # ------------------ # # # RS232 - Cell Phone # ------------------ # http://mobile.8m.com/intschmt.gif # # # ASCII Code # ---------- # http://www.geocities.com/Athens/Parthenon/6310/d2b.html # # 28 1C 00011100 [Right Arrow] # 29 1D 00011101 [Left Arrow] # 30 1E 00011110 [Up Arrow] # 31 1F 00011111 [Down Arrow] # # # End of file