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Type: Posts; User: gr8guitar

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    Hello Mortonkopf. I'm a bit confused. In...

    Hello Mortonkopf. I'm a bit confused. In statement #19, I showed my code. I will look over the GitHub repository. I did make a note of the IOCON:
    // 0b bit7=BANK:1=separate,0=same
    // ...
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    Hello. Some questions about the above examples. ...

    Hello. Some questions about the above examples.
    1) "mcp23s17 mcp0(10, 0x20,30000000);//all three ground" What is the 30000000 ?
    2) "mcp0.gpioRegisterWriteByte(mcp0.IODIR,0b00011111, true);" Since...
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    Hello Mortonkoft. I took it upon your advice to...

    Hello Mortonkoft. I took it upon your advice to ring out the first MCP23S17. I've enclosed a picture of what I found. The blocked text are pins from the Teensy. Note that on the MCP23S17, pin 19 -...
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    Hello. I've done some wiring tracing. I found out...

    Hello. I've done some wiring tracing. I found out the addresses (A0,A1,A2) are wired in the default mode of the respective MCP23S17's. I haven't delved into the Interrupts, etc. yet. I did put in a...
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    Okay, an update. Attached is the Teensy setup I...

    Okay, an update. Attached is the Teensy setup I currently have. 1) As it can be seen, no data on the Serial Monitor but there is on the USB analyzer. 2) I mistyped above, I mentioned the Heading knob...
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    Hello Mortonkopf. I will revisit the project...

    Hello Mortonkopf. I will revisit the project today and see about what you mentioned above. Paul, I don't think I need to send a picture because, I'm just getting a blank window. I think it's...
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    Hello. Prior to Mortonkopt's aned Paul's recent...

    Hello. Prior to Mortonkopt's aned Paul's recent reply this is what I had: (which the expanded i/o did not work - more on that later)


    #include <SPI.h>
    #include <mcp23s17.h> // import library
    ...
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    Hello. I'm surprised you mentioning getting a...

    Hello. I'm surprised you mentioning getting a Teensy, etc. to experiment. I just bought a Teensy from your company a few days ago. And yes I have a breadboard, etc. I also have the keyboard part...
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    Hello Mortonkopf. By the way, how are you...

    Hello Mortonkopf. By the way, how are you extracting the individual pin status from the above information? To me, it looks like byte reads/writes, yes?
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    Hello Mortonkopf. I have a question, what do you...

    Hello Mortonkopf. I have a question, what do you mean by "t" mentioned above at #7:

    t35 10 --> CS/SS [| |] RST (connect to +)
    t35 13/14 --> SCK [| |] A2
    t35 11 --> MOSI [| |] A1
    t35 12 <--...
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    Hello Mortonkopf. Thank you for that information,...

    Hello Mortonkopf. Thank you for that information, that was the type of hint I was looking to obtain. Hello Gadget999, thank you for your reply. I did try to export the code before I "reformatted" it...
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    Hello. Thank you for your reply. No, it does not...

    Hello. Thank you for your reply. No, it does not transmit serial data. I wished because I could use Excel to parse out the data. I've done this with GPS sentences. Before I removed the initial...
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    Added a picture of the Teensy and 8...

    Added a picture of the Teensy and 8 MCP23S17's:16926
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    Hello. Thank you for your reply. I was able to...

    Hello. Thank you for your reply. I was able to get the keyboard to work but only using the existing pins on the Teensy. What I need is to get access to the pins on the MCP23S17 (corrected part...
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    Teensy 3.2 and MCP23S17 expanded i/o

    Hello. A bit of background. Recently I purchased a used GCU (Garmin Control Unit) thinking it was a basically a keyboard (long story); to find out it is not. It is however a typical USB HID. Using...
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