Jun 25, 2007 #1 M mojy_1 Newbie level 4 Joined Jun 24, 2007 Messages 6 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,324 i have a station(led sign) that programed with pc but my pc is atleast 100 meter far from the staion. how i can send information( charecter hex file from VB) from pc to station and do u know a good circuit that i use?
i have a station(led sign) that programed with pc but my pc is atleast 100 meter far from the staion. how i can send information( charecter hex file from VB) from pc to station and do u know a good circuit that i use?
Jun 27, 2007 #2 M manish12 Advanced Member level 3 Joined Nov 21, 2006 Messages 983 Helped 66 Reputation 132 Reaction score 33 Trophy points 1,308 Activity points 6,117 if it is connected via com port then it will work as it is. no need to add ckt.
Jun 30, 2007 #3 U ultrabrains Full Member level 2 Joined Feb 14, 2007 Messages 128 Helped 12 Reputation 24 Reaction score 3 Trophy points 1,298 Activity points 2,152 if it is conected via the com port, it will do just fine at 100meters but if you plan going above 100meters then you will need line drivers contact me if you need any further help. cheers
if it is conected via the com port, it will do just fine at 100meters but if you plan going above 100meters then you will need line drivers contact me if you need any further help. cheers
Jul 3, 2007 #4 S shabab Member level 3 Joined Apr 3, 2007 Messages 57 Helped 3 Reputation 6 Reaction score 0 Trophy points 1,286 Activity points 1,537 Do You Want Via WireLess Or By Wire Connected
Jul 6, 2007 #5 M mojy_1 Newbie level 4 Joined Jun 24, 2007 Messages 6 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,324 hi i want to send data via cable Added after 1 minutes: hi i want a tested RS232 to RS485 and vise vera circuit .help me plz
hi i want to send data via cable Added after 1 minutes: hi i want a tested RS232 to RS485 and vise vera circuit .help me plz
Jul 27, 2007 #6 U ultrabrains Full Member level 2 Joined Feb 14, 2007 Messages 128 Helped 12 Reputation 24 Reaction score 3 Trophy points 1,298 Activity points 2,152 sorry, i am replying you this late, you can use serial port complete which has lots of examples and schematics on the serial port. it explains how to use rs232 extensively.
sorry, i am replying you this late, you can use serial port complete which has lots of examples and schematics on the serial port. it explains how to use rs232 extensively.
Jul 29, 2007 #7 S Swapnil09 Newbie level 3 Joined Jul 27, 2007 Messages 3 Helped 1 Reputation 2 Reaction score 1 Trophy points 1,283 Location Kolhapur Activity points 1,294 i hope parallel port is the easiest to use than serial... i don't know why all r saying serial... Added after 1 minutes: you have to just use command: port1=888 byte="-------" outport(port1,"byte")
i hope parallel port is the easiest to use than serial... i don't know why all r saying serial... Added after 1 minutes: you have to just use command: port1=888 byte="-------" outport(port1,"byte")