ERZ55
@erz55
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Joined: 2025-11-11 1:23 pm
Last seen: 2026-04-26 2:19 pm
Topics: 0 / Replies: 16
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RE: Mecanum Wheel Robot Car & ESP-NOW Remote

Hi,You can find everything here, including the joystick wiring:Since I live in Germany, I got the LilyGo TTGO T-Display from Amazon. Also available...

3 months ago
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RE: Mecanum Wheel Robot Car & ESP-NOW Remote

@tfmccarthy Hi,It took a while, but I'm finally finished. I got a new display and an ESP32. And what can I say—it works! Graphs are being displayed. I...

8 months ago
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RE: Mecanum Wheel Robot Car & ESP-NOW Remote

@tfmccarthy Okay. I'll start running some tests. The MAC addresses should definitely be correct. If I enter other addresses for testing, no connection...

9 months ago
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RE: Mecanum Wheel Robot Car & ESP-NOW Remote

Sorry, I was out yesterday and couldn't get back to you.Yes, the car is still running.I've added a serial output to the remote sketch for testing purp...

9 months ago
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RE: Mecanum Wheel Robot Car & ESP-NOW Remote

Okay, I've inserted your code into the remote sketch and uploaded it. The serial monitor shows the following. See the images. I hope I did it right th...

9 months ago
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RE: Mecanum Wheel Robot Car & ESP-NOW Remote

I inserted the code into the `b_callback` function of the robot-remote sketch (image 1). The output is set to serial monitor zero.Originally, the seri...

9 months ago
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RE: Mecanum Wheel Robot Car & ESP-NOW Remote

Hello,Yes, I have two power supplies. I turned off the motors in the video. The car runs perfectly, though. See the video.For confirmation:ESP32 Board...

9 months ago
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RE: Mecanum Wheel Robot Car & ESP-NOW Remote

@tfmccarthy Hy, 1. The motors and the controller have separate power sources. Therefore, the wheels aren't turning. 2. I added `Serial.println(me...

9 months ago
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RE: Mecanum Wheel Robot Car & ESP-NOW Remote

The joystick code is output correctly. By commenting out the following in "b_callbacks.ino":Serial.print("X = ");Serial.print(rcvData.xAxis);Serial.pr...

9 months ago
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RE: Mecanum Wheel Robot Car & ESP-NOW Remote

I've tried several versions of TFT, but it's not working.As for the "OnDataRecv-API," I'll have to do some research.I'm not exactly an expert.I'll let...

9 months ago
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RE: Mecanum Wheel Robot Car & ESP-NOW Remote

Current status:ESP32 -----2.0.17TFT ------ 1.4.20 No successAdditionally changed in transmitter and receiver:// Register receive callback function //e...

9 months ago
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RE: Mecanum Wheel Robot Car & ESP-NOW Remote

I think my first car had ESP32 version 2.0.17.The TFT version is now 2.5.43.I'll try an older version. I also read the following in a comment:Perhaps ...

9 months ago
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RE: Mecanum Wheel Robot Car & ESP-NOW Remote

A video for better understanding.  

9 months ago
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RE: Mecanum Wheel Robot Car & ESP-NOW Remote

@tfmccarthy Hello,I'll attach these files below.I only changed the MAC addressesand the library "TFT_eSPI Library by Bodmer".Thank you mec-robot-...

9 months ago
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9 months ago
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