http://geek-workshop.com/thread-2303-1-1.htmlhttp://geek-workshop.com/thread-2310-1-1.html 键盘作为经典的输入设备,使用在很多互动中都有特别的优势,比如我们可以通过键盘直接给flash传递按键事件。而无需通过串口之类的特殊接口,虽然我们可以拆一个传统的键盘,然后将里面的按键引出来,但是这样有一个缺点,...
So, to connect the Arduino nano with the supply, just connect the positive terminal of your external power supply with a 5-volt pin and the negative terminal of the external supply to the ground pin of Arduino nano. To stabilize the input from the 5 volts pin you can use LM7805 as a ...
The "Arduino Nano" has everything that the Diecimila has (electronically) with more analog input pins and an on-board +5V AREF jumper. The "Arduino Nano" automatically senses and switches to the higher power supply, so there is no need for a power select jumper. The nano's pin layout ...
如果你需要使用该内部上拉电阻,可以通过pinMode()将引脚设置为输入上拉(INPUT_PULLUP)模式。 注意:当Arduino引脚设置为输入(INPUT)模式或者输入上拉(INPUT_PULLUP)模式,请勿将该引脚与负压或者高于5V的电压相连,否则可能会损坏Arduino控制器。 获得更多关于如何设置Arduino引脚为输入上拉(INPUT_PULLUP)的信息,请参阅...
The specifications of the latest version of the Arduino Nano can be found below.Arduino Nano specificationsMicrocontroller ATmega328 Operating voltage 5 V Input voltage (VIN) 6-20 V Power consumption 19 mA Flash memory 32 KB of which 2 KB is used by bootloader SRAM 2 KB Clock speed 16 Mhz...
pinMode(b10, INPUT); } void loop() { attachInterrupt(0, wakeUp, HIGH); while (timer < 10000) { if (digitalRead(b1) == HIGH) { timer = 0; delay(50); irsend.sendNEC(0x0000, 32); //Enter Remote Hex Value } if (digitalRead(b2) == HIGH) { ...
For example, Arduino boards have a diode in series with their power input jack, to prevent you from reversing the power, and damaging the chip. Diodes have a forward voltage drop ranging from 0.5v to 0.7v. This means that if you measure the voltage before the diode, it will be about ...
10. Input Voltage(输入电压) 7-12 V(伏) 11. DC Current per I/O Pins(IO引脚直流电流) 40 mA (毫安) 12. Power Consumption(功耗) 19 mA(毫安) Power The Arduino Nano can be powered(被供电) via(通过) the Mini-B USB connection(迷你-B USB接口), ...
pinMode(b10, INPUT); } void loop() { attachInterrupt(0, wakeUp, HIGH); while (timer < 10000) { if (digitalRead(b1) == HIGH) { timer = 0; delay(50); irsend.sendNEC(0x0000, 32); //Enter Remote Hex Value } if (digitalRead(b2) == HIGH) { ...
The Arduino Nano is a small, complete, and breadboard-friendly board based on the ATmega328 (Arduino Nano 3. x). It has more or less the same functionality as the Arduino Duemilanove but in a different package. It lacks only a DC power jack and works with a Mini-B USB cable instead ...