RS232 Connections wiring up


Posted on Jul 10, 2012

While the normal PC hardware might well run with just Tx, Rx and Ground connected, most driver software will wait forever for one of the handshaking lines to go to the correct level. Depending on the signal state it might sometimes work, other times it might not. The reliable solution is to loop back the handshake lines if they are not used.


RS232 Connections wiring up
Click here to download the full size of the above Circuit.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

Simple DC to 20 MHz Driver
Infrared relay remote control
Ground tester
1RE30 DATA TRANSMISSION USING LASER
Internal Intercom
Meter check of a diode
200W 136 kHz transmitter
Double interlocking three-phase asynchronous motor control circuit
830MHz RF2104 power amplifier schematic circuit configuration
LM3886 two-channel audio amplifier circuit diagram



Top