Posts

Showing posts with the label ESP32

ESP32 Error: A fatal error occurred: Timed out waiting for packet content.

Image
This article provides a complete solution for the most common Fatal error that usually occurs while uploading the code to ESP32. In this article I have interfaced DOIT ESP32 devkit V1 module with MG995 servo motor on GPIO = 18. You can use any module of your choice. Servo Motor Connections: Most analog servo motors like the MG995 use a 3-wire color-coded cable for interfacing. Although the color-coding is not an official standard many manufacturers use the same colored wires: 1)Orange – The PWM servo control input. This is a logic-level signal, and most servo motors can accept 3.3-volt logic as well as 5-volt logic. Some models, especially 270-degree rotation servos, use a White wire for this connection. 2)Red – The servo motor power supply input. Generally 3.3-5 volts DC, but be sure to check first. 3)Brown – The ground connection. On some servo motors, this is a Black wire ESP32 PWM Most micro controllers can be used to generate PWM signals and the ESP32 is certainly no ex...

Gesture Controlled speaker using esp32+TCRT5000(IR sensor)+DF-miniplayer+Speaker

Image
This is a simple project for mute using ESP-NOW. Wirelessly you can send commands to the speaker using TCRT5000(IR sensor). Each finger at the transmission side can have a different command at the receiver side. The micro SD card inside the DF-mini player has to be first inserted in the laptop using SD card reader where you can save different files like 0001, 0002 so on and so forth. Now these files are going to be the one played on the speaker once commanded. Components Required: 2 x Esp32 1 x DF-mini player 1 x micro SD card 1 x SD card reader 1 x 5V Speaker 4 x TCRT5000 18 x jumper wires Transmitter Side: Receiver side: Video: Email: easymathsforyou3@gmail.com YouTube channel: https://www.youtube.com/watch?v=plUAwFPqPhM&t=241s