On 4/2/25 3:14 PM, Dave Close wrote:
Roger Heflin wrote:
And you are using ttyS0 for the serial port and that is the first real
hardware serial port, not the first USB serial port and at boot the
first usb serial port may not even actually exist yet...
The serial-to-USB adapter is attached to ttyS0 on the problem machine.
The USB end of the cable is attached to ttyUSB0 on the laptop. I have
tested ttyS0 by connection elsewhere using straight serial and it works
as it should.
You will need a null-modem cable or adapter to connect to another computer.
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