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  1. Replies
    2
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    315

    OK, I have bypassed level shifter (3V3 5V)...

    OK, I have bypassed level shifter (3V3 <-> 5V) and connected LSM9DS1 directly to Teensy i2c port and it works fine now.
  2. Replies
    2
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    315

    Teensy 4.1 and Adafruit LSM9DS1

    I've been trying to set up Adafruit LSM9DS1 sensor and Teensy 4.1. Sensor is connected to I2C port A5/A4. Port has been tested with i2c LCD and it works fine, but I have an issue with LSM9DS1...
  3. Actually RPi4 has 6 UARTS (RPi3 had 2..., but I...

    Actually RPi4 has 6 UARTS (RPi3 had 2..., but I bought RPi4 recently and did not update myself ;) ). I have already connected RPi4 UART3 with Teensy 4.1 Serial8 and it looks promising. After the...
  4. Thread: SPISlave_T4

    by MarekM
    Replies
    29
    Views
    3,252

    OK. Thanks.

    OK. Thanks.
  5. I have two serials on rpi4: serial0 is already...

    I have two serials on rpi4: serial0 is already used by other device and serial1, but I have heard that there are issues with serial1 (seems to be not entirely stable - I have read on the net...
  6. Thread: SPISlave_T4

    by MarekM
    Replies
    29
    Views
    3,252

    I am not sure I understand, so what I did was...

    I am not sure I understand, so what I did was copping this from your example:


    void myFunc() {
    Serial.println("START: ");
    uint8_t arr[] = { 3, 2, 8, 3, 10, 11, 33, 13, 14 };
    uint8_t i =...
  7. Thread: SPISlave_T4

    by MarekM
    Replies
    29
    Views
    3,252

    Hi tonton81, I tried to use SPISlave_T4 as...

    Hi tonton81,

    I tried to use SPISlave_T4 as described above, but I have found it impossible to receive the data in correct order.
    I can send/receive up to 3 bytes correctly, but then when I tried...
  8. Data exchange between Teensy 4.1 and Rapsberry Pi 4B

    Hi All,

    I need to send (not necessarily receive) data from Teensy 4.1 to Raspberry Pi 4B and to be more specific... about 100 bytes 10 times a second.

    I tried using SPI but cannot make it...
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