执行npm run xxx的命令的时候，报错，提示如下： /usr/bin/env: node: No such file or directory 步骤 1. 什么玩意，执行一个npm命令怎么提示/usr/bin/env这个错误呢，翻阅资料 资料都提示要创建一个软连接，如下： ln -s /usr/bin/nodejs /usr/bin/node 2. 推测！！因为npm执行的时候默认是使用/usr/bin/node去执行的，但我本地是没有/us...
As you can see the data pin is connected to an I/O pin of the MCU and a 5K pull up resistor is used. This data pin outputs the value of both temperature and humidity as serial data. If you are trying tointerface DHT22 withArduino Unothen there are ready made libraries for it which...
ARDUINO DUEboard is one of the most powerful development boards in theARDUINO series. DUE board not only has tons of features but also has terrific processing speed making it suitable for advanced applications. It could be considered as a professional board consideredUNOas a beginner board. DUE ...
TheSTM32 Nucleo board pinoutis shown above. As you can see, there are two sets of pins. The pin one resembles the Arduino UNO and the blue one is the STM32 style (Morpho). The arduino like pins are female connector pins which exactly match the order and position of Arduino UNO pins ...
Teensy 3.6 vs Arduino Uno Teensy 3.6 vs Teensy 3.2 Understanding Teensy 3.6 TheTeensy 3.6is a 32-bitArduinocompatible development board that aims to bring ARM Cortex processing power into a breadboard-friendly package for hobbyist use. Powering your Teensy 3.6: ...
Arduino Uno Blue Pill Processor ATMega328P STM32F103C8T6 Operating/input voltage 5V 3.3V CPU speed 16MHz 72MHz Analog pins 8 10 Digital IO/PWM 14 37 EEPROM/SRAM(KB) 1/2 -/20 Flash 32K 64/128K USB Connector Type B Micro UART 1 3 SPI 1 2 I2C 1 ...