在本系列的前面，使用 触摸显示器创建了紧凑型 FM 收音机 。从那时起，设计继续推进，将 FM 收音机集成到耳塞中——尽管该版本有一个局限性：每次需要更改频道时都必须重新编程耳塞。现在，设计之旅继续推出完全独立的 FM 耳塞，不再依赖外部 MCU ...

Waveshare has recently introduced ESP32-S3-Touch-LCD-3.49, an ESP32-S3-based wide touch display (640×172) development board ...

Strictly speaking, a Theremin uses a pair of antennae that act as capacitors in a specific R/C circuit. Looking at ...

Waveshare ESP32-H2-Zero is a tiny USB-C development board based on Espressif Systems' ESP32-H2 RISC-V SoC with Zigbee, Thread ...

Abstract: Lossy image compression is a fundamental technology in media transmission and storage. Variable-rate approaches have recently gained much attention to avoid the usage of a set of different ...

Abstract: Nowadays there are many hardware communications protocols to choose from, UART, SPI, I2C three protocols are the most representative, they are widely used. They have different ...

The INA3221 is a 3 channel voltage and current sensor, which work with I2C. The INA3221 is a 3 channel measuring device to measure voltage. Derived from that voltage and a given shunt, the library ...

This library gives easy control over the 8 pins of a TCA9554 and TCA9534 device. The pins can be used for INPUT (default) and OUTPUT, and can be set per single pin, or with a mask to set 8 pins in one ...

Are you unable to use your touchpad, biometric, touchscreen, or any other interactive on your PC? If the I2C HID Device Driver is not working on Lenovo, Dell, Acer, ASUS, etc laptop, then follow this ...