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Difference between Rs232 and RS485 is Only Distance RS232 is not for long or far distance .. but RS485 can be use for LONGEST distance ..
RS232 is single ended communication where as RS485 is Differential communication.
Max.no of receivers in RS232 is only ONE, whereas in RS485 is 32.
Max.no of transmitters in RS232 is only ONE whereas in RS485 is 32.
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Difference between usb modem and normal modem?
A USB modem plugs into your USB port.A "normal" modem plugs into your RS232 port or your parallel port.
What is the other name for com port?
A com port can also be called a serial port.
How can you link RS232 serial data on COM1 to output on COM2?
Yes on a modern computer you will need a USB to 9 pin RS232 converter or previously use the LPT parallel port.
What is the difference between keyboard and the usb port?
well i don't think the question given is a correct question because like give the difference between the keyboard port and the usb port
What is the difference between port and terminal?
Terminal provides infrastructure for the port to handle containers.
What is the difference between LPT and com port?
yes
What it the difference between a port and a phone line?
The telephone line is the medium. The port is the connection point.
If there are RS232-to-USB adapters why are there no USB-to-RS232 serial adapters?
RS-232 serial ports are far slower than USB ports. With very few exceptions, devices that use USB ports would be impractical to use on a serial port.
What is difference between 25pin and 9pin serial port?
16
What are the differences between GPIB vs rs232?
GPIB (general purpose interface bus) is a parallel port device. it can transmit more than one bit at a time. it is faster than rs 232 port. which is a serial port can transmit one bit at a time.the only disadvantage of GPIB or parallel port is it require more transmission bit so its transmission distance reduces.
What is the Main applications of RS 232 ports?
Serial port, this one, (http://en.wikipedia.org/wiki/Image:RS-232.jpeg) it is usually coloured green on modern computers.
Basic difference between PS2 and USB mouse?
port and speed
