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  1. Replies
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    HAR a little frequency counter...in a plastic box.

    I whacked out a little tutorial for my kid on sunday afternoon......I used the T3.2 and a few components.....
    ...
  2. Thread: Modbus RTU

    by 1bit
    Replies
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    15,506

    RTU triple Axis controller.

    14627

    At the risk of talking to myself.....This is an RTU device that can control three axis (in this case peristaltic pumps, but I also do other things). I usually use this board as an I2C slave...
  3. Just a use case I am working on.... Suppose...

    Just a use case I am working on....

    Suppose you just want data over Serial1 why not use Modbus? Leave the USB programming ports connected between the Raspberry and the Pi3. You can then run...
  4. Thread: Modbus RTU

    by 1bit
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    15,506

    https://community.particle.io/t/rs-485-modbus-libr...

    https://community.particle.io/t/rs-485-modbus-library/11981/132

    https://github.com/luisgcu/SensorModbusMaster

    Maybe this would be a good one to put here.....
  5. Thread: Modbus RTU

    by 1bit
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    Single port TX1/RX1 code slave story.....

    Just to be clear. I do have both(either) the master or the slave running on RX1/TX1 on a T3.2 with the ModbusRtu file from BEN's post....same setup with the ModbusRtu.h (one from your link) did not...
  6. Thread: Modbus RTU

    by 1bit
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    15,506

    Well, I upgrades to Arudino 1.8.5/teensyduino...

    Well, I upgrades to Arudino 1.8.5/teensyduino 1.4.1 release. Pretty much same results. I did notice that I needed to try a few times before the BEN version of Modbusrtu.h would respond to a master...
  7. Thread: Modbus RTU

    by 1bit
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    15,506

    OK @Paul or others, what Arduino/Teeensyduino...

    OK @Paul or others, what Arduino/Teeensyduino combo do you wish me to test on?? I will test master on these devices

    https://cdn.automationdirect.com/static/manuals/solocontrolm/solocontrolm.pdf...
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    Ok here is a picture .....It runs position...

    Ok here is a picture .....It runs position control for a rotary peristaltic pinch valve (topworks shown as a propup for the board...) I use it to run steppers with analog measurements requiring...
  9. Thread: Modbus RTU

    by 1bit
    Replies
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    15,506

    T3.2 Modbus RTU slave or Master...@Ben

    @BEN

    Your ModbusRtu.h of 01-18-2018, 05:15 AM works for me out of the box: TEENSY 3.2, Serial1. Compiled on Arduino 1.6.12, Teensyduino 1.31-beta2, with the Max3485 on this carrier (it has a 120...
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    [queued] Teensy32/DUE carrier board

    Haven't said anything for a while. I dug up one of my one boards and went over the features of it. So, I thought I would post it. Mainly, so I could find it. It has a Due or Mega 2560 as an I2c...
  11. Hello Paul, You are to be deeply thanked for...

    Hello Paul,

    You are to be deeply thanked for your Teensy concept. The communication forum you have is excellent. The TEENSY platform is exceptional.

    I run the Teensyduino environment on...
  12. TELEZ Teensy realtime, Raspberry fileserver, PARTICLE cloud connection

    Somebody may find this interesting. There are significant shifts in play with large companies' attitudes toward proprietary hardware and software methods. The user community is demanding open...
  13. Multichannel Sterile filler/checkweigh machine. Teensy 3.6, Teensy 3.2 slaves, RPI W

    Here is a five channel filler/checkweigher. 5 double headed Watson Marlow DC servo drive pumps. 3 liters per minute per channel max. Teensy 3.6 is the main controller with Teensy 3.2 stepper slaves...
  14. Thread: Teensy 3.6

    by 1bit
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    TELEZ BioReactor CONTROLLER

    Packaged unit in a 3U rack. running pumps, scales, Modbus TCP graphics and I/O. Teensy 3.6 with two T3.2 i2C on I2C2 (slaves) and an ELECTRON SPI1 slave. Now to add the RS-485 RTU MFCs, and then the...
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    ADS1115 for Wire2 on T3.6

    This one is set up for 400000 on pins 3/4. MIT hack of the Adafruit lib.
    Maybe you could modify that as Wire2 is more searchable...also you'd need to change the begin() method...for the correct pin...
  16. Thread: Teensy 3.6

    by 1bit
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    TEENSY/ELECTRON/RPI ZERO/FONA playpen.

    I did get this board made. This is more of a note/strategy check.
    9165

    It has headers for the Teensy 3. family, the Particle family, and a Raspberry header, and a FONA 3G header. I do have SPI1...
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    Thre axis stepper slave with feedback.

    Here this one can be driven over i2c:

    It has Modbus RTU or you could put Ethernet on it but you lose a stepper....this is an old one hotwired from my NANO layout, but I do have one for the Teensy...
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    Thanks to MikeM and Paul. I needed to "spoof"...

    Thanks to MikeM and Paul. I needed to "spoof" the library....I did make this board..it is for a DUE, and a bunch of breakout boards... but has a TEENSY 3.2 pad set on it. It worked with everything,...
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    3 axis DRV8825 for teensy 3.2 board.

    I do have a I2c Slave board that does 3x DRV8825 chips...It can drive others offboard for bigger drives but onboard is layed out for 3 axis and ...Teensy 3.2 layout.

    The board Also has an...
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    Teensyduino 1.3.1 Beta#3, Arduino ARM 1.6.12, And Raspbian fresh install on Pi 2.B

    I did :

    build sd image for Raspbian from download

    extend file system

    Install Arduino for Arm experimental download

    install teensyduino 1.3.1 beta 3
  21. Making a stepper motor oscillate about a base speed.....

    nevermind:).
  22. Thread: Teensy 3.6

    by 1bit
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    @Paul -- I will use ordinary CS. I may need a...

    @Paul -- I will use ordinary CS. I may need a CTS from the particle though ;). Maybe this port is too useful for other purposes for some people. I may move to pins clockSPI1 = 20; MisoSPI1 = 5;...
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    That works but I feel so unclean doing it that...

    That works but I feel so unclean doing it that way.... thanks.


    #ifndef _WIRE_SPOOF_I2C_T3_
    #define _WIRE_SPOOF_I2C_T3_

    #include <i2c_t3.h>

    typedef i2c_t3 TwoWire;
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    @MichaelM Thanks for the reply....I do have...

    @MichaelM Thanks for the reply....I do have resistors. I am not having trouble with I2c electrically on this setup...I can run the whole bus with the Digole on it physically.
    The problem comes...
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    @ MichaelMeissner : I meant to put this post as a...

    @ MichaelMeissner : I meant to put this post as a reply to you:

    https://forum.pjrc.com/threads/35271-Control-several-displays-from-one-PCF8574?p=121643&viewfull=1#post121643

    Do you mind...
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    I just new here but you may be missing...

    I just new here but you may be missing something.....the digole supports multiple addresses on I2C...there is a command to set the address...I don't know about the symmetry of the displays but I...
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    I got my whole, and I do mean all of my old...

    I got my whole, and I do mean all of my old application to compile just fine....now that I have every thing upgraded....I am also using Mudbus and HX711 libraries that I just installed. I did use...
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    @ Frank B.....I did install ALL the teensy stuff...

    @ Frank B.....I did install ALL the teensy stuff ...I will install arduino 1.6.5....there is no Ethernet library on the checkbox list for teensy 1.30 install on my copy....maybe I should get a...
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    @ Frank B... Thanks...I AM NEW here...I might try...

    @ Frank B... Thanks...I AM NEW here...I might try uninstalling and reinstalling again....maybe installed in a wacky place for teensyduino and 3.1/3.2...but I compile for this code on other IDE just...
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    I am at r1.06 Arduino. Teensy 3.2 ,teensyduino 1.30, w5100.cpp:115:24: error: cast

    Could you comment on this:: "
    I am at r1.06 Arduino. Teensy 3.2 ,teensyduino 1.30 throws these at me for code that would compile for a long time....

    Is there an issue with R1.06 or do I need to...
  31. Thread: Industrial Teensy

    by 1bit
    Replies
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    Which protocols are you targeting for the...

    Which protocols are you targeting for the Hardware Ethernet port?

    Which Fona? Adafruit FONA 3G Cellular Breakout

    Which Teensy? 3.2?

    Which IDE? Teensyduino?
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    w5100.cpp uint8_t casting issue with the Ethernet...

    w5100.cpp uint8_t casting issue with the Ethernet webserver EXAMPLE.

    I am at r1.06 Arduino. Teensy 3.2,teenseyduino 1.30 throws these at me for code that would compile for a long time....

    Is...
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