Forum Rule: Always post complete source code & details to reproduce any issue!

Search:

Type: Posts; User: skpang

Page 1 of 4 1 2 3 4

Search: Search took 0.00 seconds.

  1. Replies
    22
    Views
    541

    You should see these files. 26174

    You should see these files.
    26174
  2. Replies
    22
    Views
    541

    You need to use the arm-none-eabi-addr2line...

    You need to use the arm-none-eabi-addr2line instead of addr2line

    That should be in the latest Teensyduino but it didn't really help me much as it didn't point to .c file.
  3. Replies
    11
    Views
    239

    Bit difficult to help if we can't see the board...

    Bit difficult to help if we can't see the board and the schematic.
  4. Replies
    11
    Views
    239

    There might be transient voltage to the Teensy's...

    There might be transient voltage to the Teensy's input and power rail.

    Can you post some photos of your board and the schematic.
  5. Hi David, Would it be easy to modify your...

    Hi David,

    Would it be easy to modify your library to drive a 16 bit LCD ?

    I like to drive a 5" 800 x 400 SSD1963 panel in 16 bit mode.
  6. Replies
    848
    Views
    105,250

    You need two or more active nodes on a CAN...

    You need two or more active nodes on a CAN network in order to function correctly.
  7. Replies
    53
    Views
    2,176

    @Rezo, if you could share your example code that...

    @Rezo, if you could share your example code that would be great.

    Does any of the other FlexIO has DMA support that is 16bit wide ?
  8. Replies
    53
    Views
    2,176

    A 16bit parallel interfaces to drive LCD in 8080...

    A 16bit parallel interfaces to drive LCD in 8080 mode would be useful.

    I've got a project which I want to use a 5" LCD with a SSD1963 in 16bit 8080 mode but there is no driver for the Teensy 4.1
    ...
  9. Use FlexCAN_T4.h library and if you still having...

    Use FlexCAN_T4.h library and if you still having problems use a scope and check you have pulses on the CTX pin when you are transmitting. You should also see pulses on the CRX pin.
  10. Have you got a 120R terminator on each node ? ...

    Have you got a 120R terminator on each node ?

    I would use the FlexCAN_T4.h library on the Teensy.

    https://github.com/tonton81/FlexCAN_T4
  11. Replies
    22
    Views
    541

    Found arm-none-eabi-addr2line but the instruction...

    Found arm-none-eabi-addr2line but the instruction is to use "addr2line" and that doesn't exist.


    When I run arm-none-eabi-addr2line -e lvgl_v8_0_2_test.ino.elf 0x3042E it just print out:
    :?

    ...
  12. Replies
    22
    Views
    541

    Its not in the current path. Is addr2line...

    Its not in the current path.

    Is addr2line bundled in the Teensyduino.app ? I can't find it inside the app.
  13. Replies
    22
    Views
    541

    Using CrashReport on Mac OS

    I'm using Teensyduino 1.54-beta12 on Mac OS and CrashReport has reported this problem:

    CrashReport:
    A problem occurred at (system time) 0:0:13
    Code was executing from address 0x3042E
    ...
  14. Replies
    4
    Views
    410

    You can just use a RS485 breakout board like this...

    You can just use a RS485 breakout board like this one:

    https://www.sparkfun.com/products/10124
  15. Replies
    2
    Views
    401

    There are big difference in v7 to v8:...

    There are big difference in v7 to v8:
    https://forum.lvgl.io/t/how-to-upgrade-lvgl-v7-to-v8/6248/2

    For the time being I would stick with v7 until a later date.
  16. Replies
    11
    Views
    1,615

    Sparkfun have T4.1 in stock now. Be quick !!

    Sparkfun have T4.1 in stock now. Be quick !!
  17. Replies
    11
    Views
    1,615

    Hi Paul, do you know when Sparkfun will have...

    Hi Paul, do you know when Sparkfun will have stock of the T4.1 ? Their webpage did say 20th July but that has now been removed.
  18. Replies
    975
    Views
    50,251

    CAN FD on can3 works. 25201 25202

    CAN FD on can3 works.

    25201
    25202
  19. Replies
    975
    Views
    50,251

    It has arrived. Its tiny. 25198

    It has arrived. Its tiny.

    25198
  20. Replies
    975
    Views
    50,251

    Happy to see the CAN connection is 30 and 31...

    Happy to see the CAN connection is 30 and 31 (can3) which is CAN FD.

    One more day to wait :)
  21. Replies
    310
    Views
    37,646

    That looks great. Any video of how you machine...

    That looks great.

    Any video of how you machine the front panel? Do you spray it afterward ?

    I found getting a nice finish for a project is most difficult.
  22. Replies
    310
    Views
    37,646

    Wow, the construction of the case is impressive. ...

    Wow, the construction of the case is impressive.

    How did you make the case looking so good ?
  23. Replies
    6
    Views
    649

    When will Sparkfun get anymore of the T4.1 ?

    When will Sparkfun get anymore of the T4.1 ?
  24. Had a quick look at pdf. Here are my comments:...

    Had a quick look at pdf.

    Here are my comments:
    1) On the LCD's data sheet pin 13 and 31 should be connected to GND.

    2) Using a DMM measure the supply voltage display, say between pin 2 and 3....
  25. Can you post a photo of the display with the...

    Can you post a photo of the display with the problem ? Also post the kicad file. There could be error in the wiring. What is the wiring mod on the PCB ?
  26. Replies
    975
    Views
    50,251

    Will it be possible to connect an ethernet PHY to...

    Will it be possible to connect an ethernet PHY to the MicroMod board ?

    Looking at the schematic for T4.1 the DP83826 uses B1_04 to B0_15 but that doesn't seems to be connected the the M.2 edge...
  27. Replies
    848
    Views
    105,250

    I can only see one CAN transceiver board. You...

    I can only see one CAN transceiver board. You need one transceiver for each CAN node.

    You can't connect CAN_H and CAN_L to the Teensy like that. It need to go via a CAN transceiver.
  28. Replies
    1
    Views
    520

    I've written a CAN-bus ECU simulator:...

    I've written a CAN-bus ECU simulator:
    https://github.com/skpang/teensy_ecu_simulator

    You can make your own board or buy a ready made board with Teensy 3.2 installed:...
  29. Replies
    12
    Views
    1,395

    In the Transmitter and Receiver you need to...

    In the Transmitter and Receiver you need to specify the baud rate like this:

    Can1.begin(500000);

    In the receiver try this:


    void loop() {
    CAN_message_t rxmsg;
  30. Replies
    12
    Views
    1,395

    Your schematic on the Teensy doesn't show which...

    Your schematic on the Teensy doesn't show which pins you have used. There are two CAN ports on the 3.6.

    Show how you wired up CAN_TX and CAN_RX.
  31. Replies
    12
    Views
    1,395

    Wiring looks ok. Post the code for both...

    Wiring looks ok.

    Post the code for both Teensy.
  32. Replies
    12
    Views
    1,395

    You need to post the schematic. Can't see a Vref...

    You need to post the schematic. Can't see a Vref pin on the TJA1051T/3.
  33. Replies
    11
    Views
    1,514

    I would like to see photos of the anti static bag...

    I would like to see photos of the anti static bag and the printed card is well. If they are knockoffs they might not be bothered with these details.
  34. Replies
    2
    Views
    601

    Wow, with Open() it compiled. That means they...

    Wow, with Open() it compiled. That means they have not compiled their example.

    I can now move to the next stage.

    Thank you for your help.
  35. Replies
    2
    Views
    601

    Help with c++ inheritance

    I'm using Teensy 3.2 and trying to compile the example from this library:

    https://github.com/sarfata/NMEA2000_teensy

    The library uses inheritance from this library:
    ...
  36. Thread: Teensy MicroMod

    by skpang
    Replies
    38
    Views
    7,243

    There is a spreadsheet of the pinout but Teensy...

    There is a spreadsheet of the pinout but Teensy is not on there:

    https://docs.google.com/spreadsheets/d/1Y1rSo8eR6aVXJpc8Yw2x1O7Ea9YH3B0ZWHGSv71AJ8k/edit#gid=0
  37. Thread: Teensy MicroMod

    by skpang
    Replies
    38
    Views
    7,243

    Looks like everybody is using the M.2 connector....

    Looks like everybody is using the M.2 connector.

    22178
    22179
  38. Thread: Teensy MicroMod

    by skpang
    Replies
    38
    Views
    7,243

    Wow, interesting.. The MicroMod M.2 connector...

    Wow, interesting..

    The MicroMod M.2 connector has 75 pins. That means more IO pins from the Teensy can be brought out.
  39. Replies
    13
    Views
    1,271

    Yes, the default for extended frame is disabled....

    Yes, the default for extended frame is disabled. So you have to manually enable it.

    I'm using this Teensy 3.2 board:...
  40. Replies
    13
    Views
    1,271

    I know what it is now. It is the extended frame...

    I know what it is now. It is the extended frame filter.

    Change to this:

    void setup() {
    pinMode(LED_BUILTIN, OUTPUT);
    Serial.begin(115200);
    while (!Serial);
    Can0.begin(250000); //...
  41. Replies
    13
    Views
    1,271

    Strange your program won't compile in my version...

    Strange your program won't compile in my version 1.8.12
    It doesn't have digitalToggle() function.

    I had to change it to:

    #include <FlexCAN.h>

    static CAN_message_t msg;

    void setup() {
  42. Replies
    13
    Views
    1,271

    Is there a terminator on the transceiver board ?

    Is there a terminator on the transceiver board ?
  43. Replies
    13
    Views
    1,271

    Try and change: if (Can0.available()) { ...

    Try and change:

    if (Can0.available()) {
    Can0.read(msg);

    To

    if(Can0.read(msg))
    {
  44. Replies
    13
    Views
    1,271

    You need to connect the CAN Tx pin is well even...

    You need to connect the CAN Tx pin is well even if you only want to receive.
  45. Replies
    848
    Views
    105,250

    Pin 14&15 is not CAN3. Try and use...

    Pin 14&15 is not CAN3.

    Try and use
    FlexCAN_T4<CAN1, RX_SIZE_256, TX_SIZE_16> can1;

    On pin

    CRX1 pin 23
    CTX1 pin 22.
  46. Replies
    848
    Views
    105,250

    How are you connecting it to your car ? Are...

    How are you connecting it to your car ?

    Are you sure the baud rate is 1000000 on your car ?
  47. Replies
    531
    Views
    87,764

    I like to see the T5 have the ability to drive...

    I like to see the T5 have the ability to drive larger LCDs. 800x480 or higher. SPI would be too slow, parallel RGB would take up too many IOs.
    MIPI-DSI would be a good option to go for.

    I've seen...
  48. Replies
    15
    Views
    1,793

    Do you have the schematic we can have a look at ?...

    Do you have the schematic we can have a look at ?

    Do you have any surge protection supply ?
  49. Replies
    11
    Views
    1,060

    You could use a SPI FRAM:...

    You could use a SPI FRAM:
    https://www.adafruit.com/product/1897
  50. Best to have a 100nF close to pin 20 of the...

    Best to have a 100nF close to pin 20 of the shifter.
Results 1 to 50 of 175
Page 1 of 4 1 2 3 4