Tagged Questions
-1
votes
1answer
47 views
Controlling a normal florescent bulb using usb [duplicate]
As a project for my summer holidays am working on a system which will detect faces , depending on which it will either switch on or off the bulb connected to the system (USB preferred).
I have ...
0
votes
1answer
65 views
Flashing an MCU with MicroUSB
I recently bought This MCU and in another question asked how I could flash it. The response was to use a USB to serial Connector (which I wanted to find on newark.com but could not). I wanted to know ...
2
votes
1answer
80 views
Control multiple LEDs using an IC and PC/Linux thru USB
I've already tried to search this topic but all Google results said that this isn't possible. Is there any chance of controlling multiple LEDs using a PC/Linux, through USB? The diagram might look ...
2
votes
1answer
201 views
How config STM32 with two different Clock speeds
I'm using STM32F103RE for implementing a time-consuming operation. This device is connected to PC via USB port. I'm not expert in configuring these MCU, but seems when it configures to communicate via ...
-5
votes
1answer
134 views
Building an embedded system [closed]
I want to build an embedded system with USB and Wifi. I am going to use USB to load configuration and code. Wifi will be used to communicate with other similar systems. I would also like to program at ...
0
votes
2answers
149 views
how do I output through GPIO pins instead of RS232 from a Z8 Encore MCU?
I'm currently learning about MCUs in school (read: n00b) and I'm trying to fool around with the equipment at home. Problem is that I only have a netbook and don't have any serial IOs on it, so I have ...
1
vote
2answers
174 views
Ferrite bead in USB
Is the Ferrite Bead really necessary in a USB project?
I want a general answer so I might learn, but in my case, I am using a PIC18F2550 Full Speed USB.
0
votes
1answer
112 views
How to wire a PIC32MX795 so it can be used as a Host (OTG) or device
I know that the pic32 can not do both at the same time.
In device mode the pic32 should be powered by micro B usb connector and act as a HID/Serial.
In host mode it should give power to a USB type A ...
9
votes
8answers
753 views
What are some smallest, cheapest microcontrollers with USB built in?
The cheaper, smaller, and fewer external components needed the better.
AVR would be preferred, but anything with free SDKs is good.
1
vote
2answers
534 views
Creating a keyboard with a microcontroller, do I need an input pin for each key?
I am planning to implement V-USB with an ATMega8 microcontroller. I am interested in implementing an HID device; more specifically, I want to try and make my own simple 26 key keyboard (each ...
0
votes
2answers
319 views
V-USB with ATtiny2313 to communicate with Android
How would one interface a ATtiny2313 with usb to communicate with a android device? I know it involves using V-USB, but how does the circuitry work? Am I supposed to connect certain pins on the ...
2
votes
4answers
825 views
What microcontroller can connect directly to a USB port?
Essentially, i just need to send some data to the microcontroller via USB, then the microprocessor decodes the data and drives an LED light strip, which runs at 5 volts. I'm having trouble finding the ...
3
votes
1answer
1k views
Hello World with Arduino Leonardo
I have a Arduino Leonardo board. and i get an error : avrdude: stk500_getsync(): not in sync: resp: resp=0X54
I have ...
1
vote
3answers
114 views
different USB speeds on different chips
I have a USB to ethernet chip (USB 2.0 480 Mb/s) and a microcontroller (MSP430F550x family, full-speed USB 12 Mb/s) that connects to a USB hub (USB 2.0 480 Mb/s).
How would I make these work ...
0
votes
0answers
298 views
Am I wiring and line-terminating this USB connector properly?
I am making a PCB with a STM32f4xx microcontroller. It is to act as a USB virtual COM port peripheral. Power and communication are to be done through a Micro-USB connector. The USBUF01P6 is a EMI ...
