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Re:How I use my Raspberry Pis to help me work on with my sid... by Piskvorrr on Friday January 18, 2019 @06:29PM (#18944115)
Having exposed GPIO pins is nice. I'm running a log display on a RPi 1, but there's also a 7-segment status display for the team, showing build+prod data. Not sure how I'd do that on a PC...serial port, probably.
Re:How I use my Raspberry Pis to help me work on with my sid... by cherrypepsi on Saturday January 19, 2019 @09:34AM (#18947225)
On a PC, Arduino flashed with Firmata. It lets you write behavior in whatever language you want. It also keeps the serial connection open at all times so you can send commands as you go (e.g. with a Python REPL)

USB-to-serial still exists but the support for it is kind of crimped now due to security concerns (in Windows at least) and you can also damage the PC if the external circuit is not thought out correctly.

Not really sure if the USB adapter manages to isolate enough of the risk though, I have only used Firmata...

Re:How I use my Raspberry Pis to help me work on with my sid... by Piskvorrr on Sunday January 20, 2019 @07:21AM (#18952709)
USB-to-serial has, first and foremost, horrible jitter issues.