An interface defines clear boundaries and communication/interconnection between systems.
1
vote
3answers
649 views
How do I isolate an open collector MISO from a non-open collector MISO?
I'm using an Arduino to control a PlayStation 2 Controller and microSD card over SPI. As usual, they share a MISO, SCLK, and MOSI pin. Each has their own slave select pin.
The PS2 controller's MISO ...
6
votes
4answers
2k views
Accessories for Android devices with USB host
The Android Accessory SDK relies on the accessory having USB host. However, my understanding is that newer versions of Android (3.1, 2.4?) have USB host support in the kernel. And I know many ...
2
votes
1answer
376 views
using usb serial converter as VDIP? arduino
There are several documents about interfacing between Arduinos and USB flash drives.
Do I have to use "VDIP1" only, or is it OK to use FTDI USB-to-serial converter?
It seems both methods can use ...
2
votes
2answers
186 views
Datasheet doesn't include pinout info?
I am trying to connect arduino and usb lancard
In the datasheet, there is USB transceiver interface, containing symbol, type, pin number, description (usb D+ or D- signal).
However, the datasheet ...
0
votes
2answers
108 views
Electronic pan/tilt camera
Is it possible to conceive of a system that would use a stationary camera with a fish-eye lens to effectively provide the same images as a camera that was actually panning and tilting.
5
votes
1answer
244 views
Runing network cable near X-Ray equipment
My mother runs a small veterinary clinic. She is getting a new X-Ray machine that will need a network connection to send digital copies of the X-Ray to the server. I will be installing a wall plate ...
2
votes
1answer
337 views
Intefacing a PIC Mircocontroller (PIC16F84A) to two stepper motors
I am a neewbie here so don't cush me yet but I have a question concering stepper motors and Microcontrollers (more specificaly PIC16F84A). Does anyone know how to Inteface these two devices?
Steppers ...
8
votes
3answers
500 views
Simple Adaptive Amplifier Options for Sensor Interfaces
Related: High Resolution ADC for Noisy Sensors in Variable Conditions
I'm building an interface using resistive textile-based sensors that may have different resistance ranges depending on ...
3
votes
1answer
567 views
interface IrDA with encoder
We have a pair of IrDA and its encoder/decoder. After reading the datasheet, we still dont know how to interface IrDA with En/Decoder.
Here is our current connection:
When using BAUD rate 9600, we ...
3
votes
2answers
317 views
Recommend a Serial to USB cable/converter that works with modern OSes
I'm hacking on a board that has an RS232 interface (via a Max232 chip). My new computer doesn't have a serial port, which leaves me using USB. I actually have a Serial to USB cord already, but it ...
1
vote
1answer
161 views
touch film replacing keyboard
I am evaluating whether it can use "resistive touch film" in project-based cards using USBizi Chipset-100 in place of a conventional keyboard.
I would like to see some similar design to see howto make ...
1
vote
2answers
405 views
LCD parallel interfaces
I might not be able to find an LCD with a 24 bit parallel interface, which is what my controller requires. I have seen 18 bit parallel interfaces, though. I assume that I could really just use the ...
0
votes
2answers
2k views
Interfacing TSOP IR Receiver with Arduino
How do I send signals from a 38 kHz Vishay's TSOP series IR receivers to an Arduino and make the Arduino act accordingly(eg. move a motor)?
3
votes
1answer
187 views
Programming Interface for TI DSP
I'm about to design a PCB for a project with a TI DSP (TMS320C6720). What is the best method to use as an interface for getting the program onto the DSP? I haven't done this part myself before. I'll ...
3
votes
5answers
905 views
Computer to Arduino Interface Options
I need to send 800 bytes of data from a computer to an arduino board every 20ms (approximately). I began with the serial library which works nicely but it is too slow even at its highest rate (115200 ...
3
votes
1answer
367 views
Recommended LCD interface solution?
We have a solution for graphic color LCD's (resolution up to 800x600) right now that we are not very happy with: Our ARM Cortex M3 drives the LCD over a 8080 bus and the LCD module must provide the ...
4
votes
2answers
543 views
Can a Spartan-3A / AN / E implement edge detection for a 5MP camera
I am thinking to go in for a FPGA starter kit, I browsed the Xilinx website and found that the Spartan 3 series were quite economical - Spartan3AN, Spartan3A and Spartan3E. The Spartan 3AN seems to be ...
8
votes
2answers
3k views
What is a digital video port?
I see a few questions here casually mention that image sensor modules have a
"standard parallel digital video port (DVP) or ... MIPI high-speed serial interface"
"Where do I start with embedded ...
4
votes
2answers
944 views
Processor with hardware camera interface port?
I was looking for a processor to interface to the DVP port of a 5MP CMOS camera module.
I could possibly write the software for doing this but I've heard that many processors have a hardware camera ...
5
votes
4answers
213 views
What configuration should I use for a system that includes an ARM and an FPGA?
I have a design that uses an Altera Cyclone FPGA to implement a Physically Unclonable Function (PUF) and an ARM device to do cryptographic work and I/O with the PUF. The PUF is very large, and takes ...
5
votes
2answers
351 views
logic triggerable strobe light circuit
Does anyone have a circuit that will trigger a strobe light to flash in response to a TTL logic signal? Specifically, if I have a strobe circuit capable of flashing 1000 times per second, it seems ...
10
votes
9answers
6k views
How to build a USB controller having knobs, sliders, and switches
How does one go about building an interface for a USB device that allows interfacing pots, linear/log tapers, and momentary/toggle switches to a computer?
If someone could give me a high-level ...
2
votes
2answers
821 views
Phone RF Module Interfacing with an Arduino
A little while ago I desoldered a 900 MHz phone and its base's RF modules and was wondering if anyone could help me to interface them with an Arduino, or just help find a datasheet.
The numbers on ...
4
votes
2answers
223 views
Crystal radio as user interface problem
If I built a coil like the one in this crystal set.
How could I use a micro to detect which point the alligator clip is on?
Basically I wan't to use the crystal set as a user interface for an audio ...
2
votes
3answers
289 views
How do I find an E.E. to partner with for a product?
I am a software developer and need to work with a partner who will design and develop a device (SIMPLE device) to interface with the iPhone hardware port. I am not sure of the best place to find such ...
