The Arduino Nano is a small board based on the ATmega328 or 168. It has male headers, so it can be plugged directly into a breadboard. It is small and compact, and features a USB chip.
1
vote
0answers
39 views
Arduino Micro just blinks, won't connect to pc
Edit - Sorry it's a Micro not a nano
I have a Micro board hooked up to an easy driver breakout using it's 5v output to power the Nano.
Today I plugged it in and instead of booting up like normal ...
1
vote
1answer
48 views
Wired serial connection between two Arduinos - do they need a common Ground (GND)?
I would like to connect two Arduinos by a serial connection. Is it sufficient to connect TX1<-->RX2 and RX1<-->TX2 or do I also need to connect the GND of the two Arduinos?
3
votes
1answer
63 views
2 Arduino controller boards - 1 shared input
I'm beginning with electronics and don't have all the good reflexes yet. So here is my question:
Can I do what I did here?
Do I have to add diodes between the Nano +5V and the junction point?
My ...
1
vote
0answers
46 views
RF missing characters
I've got two arduino nano devices connected via RF 433 MHz. The modules are MX-05V and MX-FS-03V. I'm using VirtualWire for sending and receiving. The speed is set to 1000 bps.
One has got a pir ...
1
vote
1answer
30 views
Sending data from a GUI to an Arduino nano via USB
Can somebody point me in the right direction for information on sending data to an Arduino nano?
My project is to send data that is updated from a GUI (presently written in Python) to an Arduino nano ...
0
votes
1answer
81 views
Arduino stopwatch, which board to use?
I am planning on making a simple stopwatch with:
A display
One or two additional buttons to start the stopwatch and stop the stopwatch and
maybe reset it.
The problem is that it has to be as ...
2
votes
1answer
54 views
Building Arduino Nano from components
At this stage, my finalized design includes Arduino Nano 3.0, a breakout board and a few electrical components on a breadboard.
Will there be an appreciable cost savings from not buying a ready-made ...
3
votes
1answer
66 views
What is the Max Power Consumption of Arduino Nano 3.0
What is the maximum power consumption (in mW) of the Arduino Nano 3.0, when it is running in its default state (at 16MHz, no LEDs removed) and powered by an external regulated 5V supply so it bypasses ...
1
vote
3answers
118 views
Serial port /dev/cu.usbmodemfa131 vs /dev/cu.usbserial-A702NY8S
On Mac OSX Mavericks, why does Arduino Uno uses serial port named /dev/cu.usbmodemfa131 while Arduino Nano uses /dev/cu.usbserial-A702NY8S?
Are they using different FTDI drivers?
1
vote
2answers
83 views
Opamp for amplifying 1V signal voltage to 2V
I'm doing my first electronics project where a signal that varies between -1 to 1 V is going into an analog pin on the Arduino. The amplified signal has to be read as fast as possible by Arduino. The ...
4
votes
1answer
133 views
Reading a varying voltage into Arduino
Using an Arduino Nano and a current transformer (CT), I'm trying to sense the current flowing through a 120 V 60 Hz line.
Circuit
CT outputs 0-1 V according to its ...
3
votes
5answers
198 views
What is the smallest method of connecting an arduino to 110v / 220v?
There are a lot of methods to power an arduino from a large range of voltages
usb cable from pc or from a phone charger or an usb hub
step down convertors
step up converters
switching power supply
...
2
votes
1answer
158 views
Arduino Nano uploading gives error: avrdude: stk500_recv(): programmer is not responding
I have a Arduino Nano (Sainsmart) that I'm trying to upload a sketch to. Under the Arduino IDE, the device selected was Arduino Nano w/ ATmega328.
However uploading the sketch gives me the error
...
0
votes
2answers
86 views
Arduino LED matrix and 2D array, data seems to be corrupting
Duplicate of this question
I'm trying to drive an 8x8 LED matrix with an arduino nano, but I can't get the LEDs to display what I tell it to.
I'm using this LED Matrix
Here's my code:
int row1 = ...
5
votes
2answers
75 views
Is there a semi-permanent way to attach wires to the Nano?
At least for prototyping, is there a semi-permanent way to attach wires to the Nano posts?
And yes, usually the Nano is hanging in free space by its wires (yes I know, quick and dirty, should be ...
