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Type: Posts; User: zogster

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    Will post some pics when I have a neater version...

    Will post some pics when I have a neater version working!
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    Made some progress… changing those SPI statements...

    Made some progress… changing those SPI statements and, crucially, also providing better power to both CC1101 and screen (ie. not via the Teensy), I was able to get both working at the same time! But...
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    Thanks guys. Just to recap, I have had both the...

    Thanks guys. Just to recap, I have had both the display and the CC1101 working in their own, it's just when I try to get them working together that things stop working. And my coding skills are...
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    I'm pretty sure that both devices are SPI only,...

    I'm pretty sure that both devices are SPI only, but I like the idea of putting them on a different SPI buses if that's possible - I'm not sure how to do that, however. Had a quick before but...
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    Ah, thanks. For now I'm still trying to make...

    Ah, thanks.

    For now I'm still trying to make things work with the 4.0 board, though I've ordered a 4.1 to play about with also.

    I have followed Pilot's suggestion of trying to keep elements...
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    I'm also wondering whether maybe it's worth...

    I'm also wondering whether maybe it's worth trying a Teensy 4.1 instead - if I understand correctly, the Micro SD card slot would simplify things, and I think there are hardware pins for two entirely...
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    Are there 3 SPI buses? Maybe SPI, SPI1 and SPI2?...

    Are there 3 SPI buses? Maybe SPI, SPI1 and SPI2?

    If I can't get this to work, I might try using an Arduino Pro Micro to handle the CC1101, and then have it send data to the Teensy via the RX/TX...
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    Just to clarify on sensors: to prolong their...

    Just to clarify on sensors: to prolong their battery life, they normally only send data in short bursts every 60-90 seconds, when they're in a rotating tyre. Also when they detect a sudden drop in...
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    I'm sure the CC1101 stuff in isolation is OK - I...

    I'm sure the CC1101 stuff in isolation is OK - I think you're quite right about all that detail, but I had it working solidly with a different display (which didn't use the SPI bus), and also working...
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    ps. and, yes, it's VERY likely that problems are...

    ps. and, yes, it's VERY likely that problems are happening because I'm not sure how to adapt the code for both to work together!
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    Thanks, that gives me some ideas to work with. ...

    Thanks, that gives me some ideas to work with.

    Language-wise, like so much of the inconsistency or bad design here, it's because I've cut and pasted, and changed as little as I could get away with...
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    OK, let me add some more detail about what I'm...

    OK, let me add some more detail about what I'm trying to sort out…

    I have all the key parts of the project working separately, and have made everything (decoding TPMS, sensor inputs, output to...
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    Also,I have tried to use both the display and...

    Also,I have tried to use both the display and cc1101 on the main SPI bus, with one using pin 10 for CS and the other pin 27, but so far I can’t get them working at the same time. Will post more...
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    Thanks again! How could I modify this to make it...

    Thanks again! How could I modify this to make it work ono the SPI1 bus instead of the main SPI bus?

    As per previous post, I used this to get a test interface working with my screen but after...
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    Thanks! I'd never have got this far without this...

    Thanks! I'd never have got this far without this thread ;-)

    I've started on the next steps, but I'm having trouble getting both the CC1101 and the screen working with the Teensy at the same time....
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    Making real progress here :) I managed to get...

    Making real progress here :)

    I managed to get a Micro SD card adapter attached, and after a bit of fiddling with code have this:

    https://youtu.be/1sY2x3RsO0c

    I had a bit of trouble with...
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    To clarify - the area bounded by the holes in the...

    To clarify - the area bounded by the holes in the middle would be removed, to allow for the components on the underside of the Teensy 4
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    Just tried that solution for the card reader, and...

    Just tried that solution for the card reader, and I think it's pushing my soldering skills just a little too far, though I may try again with different wire.

    I'd planned on using a DIY breakout...
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    It's working! Thanks dude - yup, just made...

    It's working!

    Thanks dude - yup, just made those changes in the library code and connected as specified, and I have the 'Hello world' example sketch working, so I know the Teensy is talking to the...
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    Quick update: I think I've solved that problem… I...

    Quick update: I think I've solved that problem… I had installed the wrong version of the SdFat library. No compilation errors now

    I don't have the screen working yet though, which maybe has to do...
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    I have the display now and I'm just taking my...

    I have the display now and I'm just taking my first steps to get it working with the Teensy, with the code you kindly posted above.

    I'm getting a lot of compilation errors though. Just the first...
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    Ah, OK, thanks for the info - I'll try what you...

    Ah, OK, thanks for the info - I'll try what you suggest. Should have a screen to play with this week
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    Couple of quick questions, apologies if these are...

    Couple of quick questions, apologies if these are very basic…

    I've downloaded the EVE Screen Editor software, which seems like it'll be pretty useful. (I'm Mac based, but do have a laptop for...
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    Thanks TFTLCDCyg - OK, I'm persuaded, version 2...

    Thanks TFTLCDCyg - OK, I'm persuaded, version 2 will use a NHD-4.3-480272FT-CSXN-CTP
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    Ah, but I've already done that particular...

    Ah, but I've already done that particular crap-ton of work for my Nextion-based prototype! (If you use tools to batch process the graphics it actually isn't so bad… most of the work was in building...
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    Looks good! You're making me wonder whether I...

    Looks good! You're making me wonder whether I should maybe just use a single background image, and animate a needle/pointer over the top of that. Might be easier than using a series of bitmaps of ...
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    Teensy 4.0 with Newhaven display

    Hi,

    I'm working on a project for my car that will show boost pressure, tyre data and oil temperature (also battery voltage) on a single touch screen display in the centre console.

    I have a...
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