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Type: Posts; User: ohhorob

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  1. Is "deasserted" simply writing low to the pin? ...

    Is "deasserted" simply writing low to the pin?

    I haven't tried that yet. Would that make it safe to omit the resistor and bring up the clock speed?
  2. This is the display --...

    This is the display -- https://www.crystalfontz.com/product/cfaf240320w020t-TFT-240x320-IPS

    I purchased it on the carrier board, and built this simple board for it to connect with Teensy 3.6.
    ...
  3. I've had plenty of success with doing this, but...

    I've had plenty of success with doing this, but initially spent a lot of time troubleshooting some odd colour issues. (I'm using Teensy 3.6, but it's unlikely to be related to your version of Teensy)...
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    Any progress on having them back in the Tindie...

    Any progress on having them back in the Tindie store? I couldn't find them searching for "Teensy LoRa"
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    Have you tried a different USB cable. I fought...

    Have you tried a different USB cable. I fought connection problems for a while until I switched cables and everything went back to normal.
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    Trying to be cute about it at least!

    Trying to be cute about it at least!
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    Have you noticed the ones that switch those...

    Have you noticed the ones that switch those almost-coherent posts with spam? I reported one a few weeks ago..
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    (Had a quick read through your adafruit forum...

    (Had a quick read through your adafruit forum post) .. Have you tried a different breadboard or different position on the same breadboard? I've had some problems where the internal connector was...
  9. EPROM emulation 2K x 8 for an old 8MHz intel MCS-48 microprocessor

    The original system is from a 1985 Volkswagen "DigiJet" engine control unit. The P80A49H micro is using an external 2K x 8 EPROM (2716?), and while I was able to drive the address bus and dump the...
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    Double check the ground being used for reference....

    Double check the ground being used for reference. Other threads on the forum seem to have fixed their analog read problems by using the correct AGND reference.
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    Per the "Forum Rule", please post your code!

    Per the "Forum Rule", please post your code!
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    Double-check that you are setting up those pins...

    Double-check that you are setting up those pins as inputs. see `pinMode()`.

    But, best to post the code you are using (use the "code" block button available in the "Advanced" post editor) so we can...
  13. Characters on USB Serial on Reboot (Mac OS X)

    I couldn't find anyone mentioning this, but while troubleshooting a temperamental USB Serial connection (missing output in my serial console) I found there are some characters waiting to be read...
  14. I'm using CLion for editing my PlatformIO...

    I'm using CLion for editing my PlatformIO projects. I feel right at home, because my day job involves using IntelliJ IDEA (Java, Scala, Python).

    The syntax highlighting is pretty good.. it's even...
  15. Have you modified your copy of the Audio library?...

    Have you modified your copy of the Audio library? Added Serial.print statements in there at all?

    It certainly sounds like the Serial buffer is filled and blocking the Teensy from continuing normal...
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    and then later .....

    and then later .. https://github.com/teachop/FlexCAN_Library#can-transceiver-options


    And I see a bunch of OBDII specific bits at sparkfun.. https://www.sparkfun.com/search/results?term=obdII
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    Googling for "teensy can" gives this as the first...

    Googling for "teensy can" gives this as the first result .. https://github.com/teachop/FlexCAN_Library

    That mentions hardware requirements..
  18. I've been thinking about doing this.. could you...

    I've been thinking about doing this.. could you please link some examples of this?
  19. On my MacBook, I've been using a terminal window...

    On my MacBook, I've been using a terminal window and minicom (installed via Homebrew: `brew install minicom`).


    minicom -D /dev/cu.usbmodem1245101 -b 19200 -8 -c on -a on

    It re-connects...
  20. I noticed that the GitHub repo has an issue...

    I noticed that the GitHub repo has an issue ticket logged for that -- https://github.com/pedvide/ADC/issues/12
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    Thank you. The SPI write sequencing makes sense...

    Thank you. The SPI write sequencing makes sense and everything you mention about the ILI9341 seems to be applicable to the smaller TFT7735, including the chip-select and data-command pins.

    I'll...
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    How does your library take advantage of the...

    How does your library take advantage of the Teensy SPI FIFOs?
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    It's not apparent from GitHub, but did the...

    It's not apparent from GitHub, but did the official Adafruit_ST7735 library get the improvements from your fork? They seem to have incorporated SPI transactions at some point, but I'm not certain how...
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    Adafruit_ST7735 SPI with DMA

    I've searched the forum, but haven't been able to find threads mentioning SPI+DMA for the smaller Adafruit_ST7735 TFT.

    It's working well with my Teensy3.2, but I'm looking for a speed boost for...
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    Swapping 2 & 3 from the Innovate stereo-to-DB9...

    Swapping 2 & 3 from the Innovate stereo-to-DB9 cable worked for me.
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    I think I'm running into the same problem? ...

    I think I'm running into the same problem? http://electronics.stackexchange.com/questions/247027/sparkfun-rs232-shifter-smd-ttl-waveform-dc-offset

    I took the pin outs from the 2.5mm stereo <> DB9...
  27. TPMS Reader (Tyre pressure monitoring sensor)

    I've had a look around, but can't see anyone referring to reading TPMS signals into an arduino-based device.

    I'm investigating it as an element of my existing project that monitors the Engine...
  28. Thanks Ivan. I've added a question on your...

    Thanks Ivan.

    I've added a question on your PlatformIO community, because I'd like to make this library global, and keep it up-to-date outside of my specific project. --...
  29. Using ADC library with platformio

    I'm trying to move a sketch over to platformio and use CLion as the IDE, but when I build the project the ADC.h header wasn't found.

    So, I downloaded from github and moved it into the lib/...
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