发布者：SunshineHope来源: eefocus关键字：STM32 DMA ADC采样 烟雾传感器手机看文章 扫描二维码 最近学习了一下STM32中的ADC采样，由于手头正好有一个MQ-2的烟雾传感器，所以正好可以测试一把。体验ADC采样的过程。下面介绍一下这个MQ-2烟雾传感器。 1.MQ-2烟雾传感器 ...

When finishing nails or brad nails are simply too large for your carpentry project, you probably need a good pin nailer to get the job done. Finish nails and brad nails often act like wedges ...

Sipeed has recently released the MaixCAM-Pro AI camera devkit built around the SOPHGO SG2002 RISC-V (and Arm, and 8051) SoC which also features a 1 TOPS NPU for AI tasks. The module includes a ...

This library is used for measuring distance with the HC-SR04, which is an ultrasonic sensor that measures distances from 2 to 400cm. My library features a temperature ...

Pulling simply needed to score 18 points in the last four races to secure the championship and did so at the first time of asking as she finished in second behind Dorianne Pin. The 21-year-old is ...

When using a different microcontroller, focus on selecting suitable ADC pins for microphone inputs. For Arduino ... These libraries are compatible with both Arduino UNO and ESP32. Next, constants, ...

It features 29 GPIO pins, 12 programmable I/O (PIO) state machines, and interfaces like SPI, I2C, UART, ADC, and PWM. Additional features include low-power modes, a temperature sensor, and an RGB LED.

它有各种各样的外设，如电容触摸，adc, dac， UART， SPI， I2C等 ... 您也可以将LED与ESP32外部连接，在这种情况下，您必须更改连接LED的PIN。 ESP32 LED闪烁项目的工作 正确完成上述步骤后，您可以使用ESP32闪烁LED，因此在这里我向您展示一些图片来演示它是如何 ...