On 4/24/21 10:53 AM, Michael Barnes wrote: > I have an old piece of equipment that handles monitoring and remote control > for a site. It has an old serial dot matrix printer that would print out > alarms situations and status readings. We want to keep the basic unit, but > the printer has died. I'd like to replace the printer with something like a > Raspberry Pi that would watch the serial printer line and store the data to > a file, probably on a daily basis. I'm not great at programming, so I would > like to find an app that could easily handle this duty. > Suggestions appreciated. > > Thanks, > Michael
Here's a summary of serial console options. https://www.cyberciti.biz/hardware/5-linux-unix-commands-for-connecting-to-the-serial-console/ The RPi has a serial interface but you will have to assemble the serial port wiring (either DB25 or DB9 male/female port) to connect to the existing cable. With Radio Shack and Fry's gone belly up, I really miss scanning the shelves for various electronic gems. minicom may be the best "turn key" choice, as it can easily capture to a file minicom -s to set up minicom -C capturefile.txt to capture serial data https://www.cyberciti.biz/tips/connect-soekris-single-board-computer-using-minicom.html This article provides parts and information specific to setting up the RPi serial ports. https://elinux.org/RPi_Serial_Connection -Ed
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