Null modem is a communication method to directly connect two dtes computer terminal printer etc using an rs 232 serial cable the name stems from the historical use of rs 232 cables to connect two teleprinter devices or two modems in order to communicate with one another.
Null modem serial cable 9 pin female to 9 pin female.
Here s a good set of figures for d sub 9 male and female connectors as viewed from the pin side not the solder side.
Pins commonly used for rs 232 eia 232 serial.
You can use.
Here s a good set of figures for db 9 male and female connectors as viewed from the pin side not the solder side.
The length is 6 ft 2 m.
10873 serial data cable 9 pin female to 9 pin male.
Two common applications are rs 232 eia 232 serial connections including ups cables and a variety of video interfaces on the ibm pc.
Null modem communication refers to using a crossed over rs 232 cable to connect the teleprinters directly to one.
If you re using a serial cable or null modem cable for local serial connectivity or for modem replacement you might consider looking at the traversix network connectivity solutions.
Kentek 6 feet ft db9 female to db25 male null modem serial printer cable adapter cord 28 awg f m molded d sub rs 232 crossover 9 to 25 pin for pc mac serial device 5 0 out of 5 stars 1 6 18 6.
This cable is commonly used with the nl100 sdm can and sdm sio4 peripherals.
The 13657 null modem cable has db9 female to db9 female connectors.