Go Down

Topic: 4-channel RS232 multiplexer (Read 2405 times) previous topic - next topic

tormentor

  4-channel RS232 multiplexer with individual power selection and switches. Channel selection via XP2, power control via XP7 (high level to switch off), and JMP2..JMP5 (3.3V/5V):




Project files (KiCAD/Gerber): ul_comm_rs232_mux-01.tgz

CrossRoads

You have a lot of serial things to talk to?
Designing & building electrical circuits for over 25 years.  Screw Shield for Mega/Due/Uno,  Bobuino with ATMega1284P, & other '328P & '1284P creations & offerings at  my website.

tormentor

Quote
You have a lot of serial things to talk to?
3 in recent project - GSM, GPS, and serial ADC/DAC tensometric module.

retrolefty


Quote
You have a lot of serial things to talk to?
3 in recent project - GSM, GPS, and serial ADC/DAC tensometric module.


I think I would have gone with a mega board with it's built in four hardware serial ports, less hardware, less software, propably less costs overall?

Lefty



Go Up