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Type: Posts; User: AllenCherry

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    Hi Paul, Just to let you know that I used a...

    Hi Paul,

    Just to let you know that I used a DSD TECH USB to TTL Serial Adapter purchased from Amazon - two pieces for 8.99. I figured that I would have to have a USB plug and lead going from the...
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    Thanks Paul, The MAX232 is definitely the most...

    Thanks Paul,

    The MAX232 is definitely the most robust way forward. I have ordered a couple, and will wire them in tomorrow.

    I'll let you know how I get on.

    Very much appreciate your help,
    ...
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    Many thanks for a possible solution - is the...

    Many thanks for a possible solution - is the 'SERIAL_8N1_RXINV_TXINV' the correct syntax to use for the UART inverse polarity?

    Best wishes,

    Allen
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    Hi Paul, I think that you have found the...

    Hi Paul,

    I think that you have found the problem - Pin 2 on the USB - Serial convertor is sitting at -5 volts!

    So does that mean I will have to incorporate the MAX232 to drive the RX1 / TX1...
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    Hi Paul, Yes, it is a 'standard' 9-pin 'D'...

    Hi Paul,

    Yes, it is a 'standard' 9-pin 'D' connector, but the RS2332 from the USB to Serial convertor is only giving TTL signal levels of 5 volts.
    I am using the Teensy 3.5, so it is 5 volt...
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    It looks as though the upload of the photo has...

    It looks as though the upload of the photo has worked! The pink and white wires are the TX1 and RX1 from the Teensy (1 and 0) to the 9 pin 'D' connector, pins 2 and 3, the black wire is the ground...
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    Dear Paul, Many thanks for your prompt...

    Dear Paul,

    Many thanks for your prompt response.
    I have double-checked the grounds, and also used a 'Null Modem' convertor to reverse the TX / RX connections. With the connections 'reversed', I...
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    USB - Serial Problems

    Anyone who can help a 'Newbie'?

    I am using the 'Echo Both' example code for serial testing on the Teensy 3.5 board, with a USB to serial convertor lead from another computer which has RX, TX and...
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    Thanks again for your guidance! Just to make...

    Thanks again for your guidance!

    Just to make sure that I fully understand what 'should(!)' be possible:

    In the 'serial' mode, I will be able to send data to the Teensy using a 'Com(x)' port on...
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    Hi GremlinWrangler, Thank you for responding...

    Hi GremlinWrangler,

    Thank you for responding and pointing me to the USBtoSerial example.
    I am using the Teensy in the 'Keyboard' mode - will the USBtoSerial aspect still function?

    Sorry if...
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    Condor flight simulator interface

    Anyone who can help,

    I am developing an interface for the Condor2 gliding simulator using a touch screen for data input from the pilot.
    The keyboard aspect of Teensy is working well, but please...
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