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Questions tagged [interface]

An interface defines clear boundaries and communication/interconnection between systems.

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1answer
135 views

Interfacing switch and LED

I am trying to write a program in which I am interfacing a switch and a LED. I want a program so that when I press the switch the LED turns on and when I press again that led turns off. Right now I ...
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1answer
855 views

How can I drive this laptop screen?

How can I drive this screen? It's a 1920x1200 display from an old Dell Inspiron 6000 which is now dead, but the screen is great and I want to use it in a project. Is that a standard (either physical ...
0
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1answer
694 views

How to communicate with Keithley devices on linux (without NI VISA)?

Keithley devices let you read/write commands/data over GPIB (examples). LabView has dedicated blocks (VIs) for this purpose, and other wrappers such as PyVISA use the commercial VISA drivers by NI. ...
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1answer
208 views

Interfacing ADC with MCU using SCI

I am trying to interface a Texas Instruments (TI) 16-bit ADC to a TI Piccolo microcontroller (MCU) via a serial communication interface (SCI). The ADC block diagram shows 3 connections for this; a ...
2
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1answer
949 views

How does this Audio ADC know which rate to sample the audio at

The part under question is PCM1808. This device needs an external system clock on the SCKI pin. From the master device it shall need LRCK, BCK & DOUT. The LRCK chooses the left/right channels. BCK ...
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1answer
159 views

Where can I find correct documentation of old floppy drive formats?

I have an old drum machine with an ancient proprietary 3.5" SONY floppy disk drive with no information on the device itself that I have seen. The performance is spotty and it's very picky about disks. ...
2
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2answers
514 views

Interfacing with a graphic lcd

I am ordering a graphic lcd NHD‐12864AZ‐FL‐YBW and most of the interface code seems pretty simple. On the datasheet it has the following list of commands I don't understand what is put in the write ...
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1answer
339 views

Acs712 current sensor ic interfacing with ade7858(energy metering ic)

I am trying to interface Acs712 current sensor IC with an energy metering Ic(Ade7858),there are two problems am currently facing. 1) The energy metering Ic takes in bipolar input (± 0.5 V) which is ...
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2answers
8k views

LCD 16 x 2 1602A Interfacing

I have bought a 16 x 2 LCD which I want to interface to a ATMEGA 324 microcontroller. The problem is that the vendor didn't give me a good enough datasheet. It does not contain any information ...
0
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2answers
566 views

SDXC Card Reader with LPC1822

in my application I have an SD Card reader using the NXP LPC1822 microcontroller. It works very good with all SD- and SDHC-Cards I've tested so far. Only thing that does not work is SDXC. I already ...
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1answer
804 views

How to interface mbed with labview?

How do I interface mbed with labview? Do i first write the code with c then compile using keil and then put that same code on lab view or can I just use lab view directly? I'm working on a sensor that ...
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2answers
924 views

Input port 8051

I have a microcontroller kit and I am using a 8051 microcontroller. The IC is P8951RD2. My questions are: All of the pins of all the ports are pulled up by resistors. Port 0 I can understand that it ...
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1answer
2k views

Serial LVDS camera interface

I am interested in using the greyscale version (VM-010-BW-LVDS) of this camera module: VM-010: phyCAM-S camera module, WVGA monochrome I want to use the camera with external trigger (in snapshot ...
3
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1answer
1k views

Bi-Directional Level Shifter Circuit with pull-down resistors

I'm looking for a bi-directional level shifter circuit to interface a 3.3V controller to a 1.8V component which is not 3.3V tolerant. Usually I'm using the well-known level shifter circuit, e.g., ...
6
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4answers
5k views

Meandering traces necessary for 24-Bit parallel RGB LCD interface?

I am working on a project that interfaces an Atmel SAMA5D3 MCU with a LCD TFT display. The interface between both is 24-Bit parallel RGB with HSYNC and VSYNC signals. The resolution of the display is ...
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1answer
1k views

need for external i/o interfacing like in 8086 for latest processors

I am a student now currently learning about interfacing 8255 with 8086. For me the doubt is that, is there a need for external i/o interfacing like in 8086 for latest processors? what is GPIO ?
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1answer
489 views

System Verilog Adapter Interface

I am using Xilinx's PCIe Core, which in its latest version duplicates the AXI valid signal 22 times. This means writing something like {22{1'b1}} every time I try ...
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2answers
2k views

Interfacing Arduino and Siemen's PLC S71200

I am doing a basic project relating to home automation in which i want to glow an LED/Bulb using a PLC wirelessly. A BLE module DBM01-S is used which takes signals from an Android phone and transfers ...
0
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1answer
347 views

Interfacing 6116 RAM to a data bus

I have a question about interfacing IDT6116SA15TPG SRAM to a tri-state data bus controlled by 74LS244 tri-state buffer. I could not find an old memory like 74LS289 with separated inputs and outputs. ...
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4answers
553 views

What are my options for interfacing **30** incremental encoders to an MCU?

Background: I am familiar with interfacing a few incremental/quadrature encoders to a single MCU chip. My go-to chip STM32F10x can decode 4-5 encoders even in a ...
1
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1answer
1k views

Voltage regulator like LM 317 which can interface like SPI or I2C

Is there any variable voltage regulator IC similar to LM317 available the output of which can be programmed through a digital interface like I2C or SPI?
2
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1answer
155 views

Provide power if power is not present already (circuit inside)

I am designing a simple controller for an automotive application. As you can in the schematic below, they system is consisted of a sensor, a gauge and a controller. This particular sensor shorts its ...
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2answers
161 views

Interface USB to micro controller [closed]

Following thing I want project. micro controller USB interface Ethernet Do I require external USB driver to get USB interface with microcontroller? Is it inbuilt in microcontroller? I am new to this ...
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2answers
99 views

HMI for small desktop laboratory equipment [closed]

We are building desktop laboratory equipments and wondering whats the next step for HMI from 40x2 Text display and small switches. Idea we are contemplating are... bluetooth in device and android ...
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1answer
114 views

onewire emulation in Software

Is there any full software implementation of onewire protocol ? I mean : can we have a SW that is manipulating a PIO to emulate fully the onewire protocol ? (for instance : ARM-M4 running @150MHz).
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1answer
95 views

interfacing MATLAB and ClearSCADA

Is it possible to pass data from Matlab to ClearSCADA software? On their forums I found this: http://telemetry.schneider-electric.com/id3/forum/messageview.cfm?catid=51&threadid=973 but this ...
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1answer
217 views

Communication between three atmega controller

I am using three micro controllers mainly for printing, ADC and one main controller for controlling all. Between these controllers only 2 pins are shared commonly. So, there is possibility that ...
0
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1answer
624 views

LCD interface to Controller

I am using 3.2' TFT LCD with touch pad. LCD has pins RD and WR. What is RD and WR pin? Is WR for RD also ( for both write as well as read )? Where to connect RD pin of LCD? Please see attached ...
3
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2answers
561 views

simple GSM SIM modem

I'd like to build a prototype of simplest possible GSM device - a simple modem with SIM holder, capable of logging on to the SIM's provider network and nothing else. It's meant to be used as a GSM ...
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2answers
4k views

Arduino Mega & LIN Transceiver (MCP2004)

I am trying to connect an Arduino Mega with another device using a LIN Transceiver. I have decided to use a LIN MCP2004 Transceiver for this. I am now trying to understand the reference design of ...
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1answer
2k views

High side P channel MOSFET power switch - gate question, and suggestions for my circuit?

My circuit is for switching a 12V battery to a load (LED lights, designed for automotive use), during my testing with prototypes, the lights consumed about 400mA, meaning they were ~5W LED products. ...
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1answer
1k views

SPI reading from slave

I have small question about how bytes move around during SPI reading. I have a flash memory chip and microcontroller. Suppose I want to know jedec data from the chip(although it can be any data, this ...
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2answers
2k views

Can you turn a non-USB audio mixer into a USB mixer? [closed]

Ok. Pretty sure this sort of thing isn't possible but hey ho, I have a Behringer Eurorack UB1202 multi-channel mixer. I'm just curious if there is any way way to turn it into a USB mixer/audio-...
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2answers
809 views

Is it possible to control many microcontrollers using a single microcontroller/microprocessor? [closed]

I am presently working on Home Automation Projects, having no of home appliances. I would like to know the ways that I can control many micro-controllers using a central micro-controller/micro-...
1
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2answers
558 views

How to connect dual 5-pin GS232 to a single 8-pin G-5500 Rotator

I have a Yaesu GS232 computer interface which has two 5-pin slots, one for elevation and one for azimuth. This is supposed to be connected to a Yaesu G5500 Rotator which has a 8 pin DIN slot. Supplied ...
1
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1answer
715 views

DSUB9 maximum signal speed

Is there a practical limit to how fast a data transmission can be run over a DSUB9, SMD male to ribbon cable female? An engineer from a large connector manufacturer once told me that the insertion ...
1
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2answers
1k views

Getting an 8-bit LCD display interface to work

I have a LCD which this controller is used with: LCD Single Chip Driver. I am trying to get it to work with an 8-bit interface, but in my kit I can't find the three pins that are mentioned in the ...
1
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2answers
69 views

Drive logic signals when power might be off

I'm designing a board that interfaces two systems with an SPI signal. Each system has a 5V power supply, and I have access to both supplies, but either supply may be turned off at any time. How should ...
1
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3answers
2k views

Weird output on 16X2 JHD162A LCD display

I am learning interfacing of Atmega 16a with 16X2 LCD. I have a written a header file for routines which will used frequently and every time I want to interface with LCD using Atmega 16a I use this ...
0
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2answers
906 views

Does BAFO “BF-810 USB to Serial Adapter (DB9)” supports full serial port?

Does BAFO BF-810 USB to Serial Adapter (DB9) support full serial port (hardware flow control) functionality? If not, how can I test full serial port functionality using serial port only with TX, RX?
0
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1answer
653 views

How do I connect GPS receiver module with USB interface?

I have a GPS module DS-330R which has 6 connections, two are not used, one is Ground, one is Vcc (3.8 to 12.0V DC) and the remaining two are Data+ and Data- for USB connection. My questions are: Can ...
1
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1answer
2k views

keyboard and mouse interface

How do I interface a microcontroller with PC USB so that I can imitate the keystrokes and movement of keyboard and mouse. I've heard of software fixes, but is there any IC which can mimic the ...
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1answer
94 views

Signal to Noise Ratio [closed]

Please explain about Vih,Vil,Voh and Vol and how they are relaed to SNR? Do we have to take care of these parameters when we are selecting any peripherals to interface with master controller?If yes ...
5
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2answers
9k views

Interfacing with SATA in embedded systems

Would it be possible to use a SATA interface in an embedded system, for example a MP3 player or a video camera? (speed not critical) What is the typical way to do this? On chip peripherals, external ...
3
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1answer
1k views

Automotive IO input protection design for ESD, transients, and reverse polarity compatible with ISO 7637

I want to accept an signal that could have any of the transients defined in ISO 7637-3 on it. It is a reset signal that could be tied to 24V in the case of a wiring harness meltdown but typically ...
6
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3answers
4k views

Are any USB-to-SPI *slave* bridge chips readily available?

I would like to interface a battery-powered device to USB, without requiring users to install drivers. Data transfer requirements are moderate, so the ~60kbytes/sec of HID mode would be fine, but I ...
0
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1answer
172 views

Will Renesas V850ES/Jx3-E support 1 wire protocol (max detect temp/humid sensor)?

I would like to connect the DATA pin of sensor to Digital I/O pin of a microcontroller. I am confused that in the data sheet of the sensor they have mentioned this: MaxDetect 1-wire bus is used for ...
2
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2answers
2k views

Interfacing 3.3V SD card MISO output to ATmega328P

I am attempting to write data to a SD card from a ATmega328P micro controller with no luck. I've narrowed down the source of the problem to the MISO output of my SD card breakout board, which doesn't ...
0
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1answer
188 views

Are phone cameras interchangeable [closed]

I was wondering what determines the availability of a phone to support a camera? and if lets say I have an 8MP camera from one phone manufacturer with the same number of pins that would connect to ...
1
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1answer
240 views

Interfacing a serial DAC

I am trying to make a use of AD5612 DAC. It has a serial interface and I can not fully understand how to properly drive it. Given that I will be using only one DAC in normal operating mode with ADDR ...