along with a low-cost condenser microphone with a transistor-based preamplifier and an LM386 op-amp for the speaker circuit. In the ESP32 module the built-in DAC and ADC are used for audio in and ...

Taste The Code Human presence detection with LD2410 sensor and ESP32 - Basic Guide Posted: May 6, 2025 | Last updated: May 6, 2025 Hi, I'm Bill. I'm a software developer with a passion for making ...

(Credit: Circuit Digest) While this [Circuit Digest] project provides basic IMU functionality ... S2 version with no expansion boards, but the ESP32-S2-Drone V1.2 mainboard can be extended ...

While some details haven’t been finalized yet, the basic elements include an ESP32-S3 system-on-a-chip combined with a small E Ink display and a custom printed circuit board with a QWERTY keyboard.