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Questions tagged [interface]

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

29 questions with no upvoted or accepted answers
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277 views

SDRAM interfacing problem with lpc4357

I am trying to interface SDRAM - AS4C8M16SA from Alliance, with LPC4357 (LQFP208 package). I'm not familiar with EMC or SDRAM. I got the RAM get initialized. But ,I cannot successfully write beyond 64 ...
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138 views

Interfacing NAND flash with PCI

This is mostly an educational endeavor. I'm looking into prototyping a NAND flash storage on an embedded platform running Linux. The ONFi standard seems convenient and promising, but I'm failing to ...
2
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1answer
71 views

RS485 full duplex to Adapter with A and B ports

I need to configure a sensor (Thies 3D Sonic Anemometer, Manual: https://www.biral.com/wp-content/uploads/2015/01/4.383x.xx_.xxxUS3D.pdf) via my computer, it has RS485 full duplex and half-duplex ...
2
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1answer
207 views

What kind of communication protocol is this?

I'm trying to reverse engineer the communication between two modules, a master and a slave, but I couldn't figure out the used protocol. All of the signs use 5V. The blue sign's frequency is 400 kHz. ...
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0answers
62 views

What are these programming terminals for a 2 kW power supply?

Does anyone recognize the programming terminals on the real panel of this power supply? I would like to get the 50 amps out. It is an ATE1 made by Redfern radio, it is an old army surplus. Going in ...
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57 views

Automotive 12V Analog and Digital input coupling and isolation

There are numerous questions on SE about classical automotive signal adaptation to microcontrollers. The circuit below uses a few common techniques for analog signal interfacing when a ...
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0answers
104 views

Unexplained Data Enable Pin

Looking at This datasheet for the LSM9DS1TR 9-axis IMU, there is a pin labeled DEN_A/G with the description "Accelerometer and gyroscope data enable" on page 11. I can find no further explanation ...
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57 views

Interfacing LoRa SX1301 IC to third-party RF front-end

I am reading the datasheet of SX1301. I got struck at SX1301 RX operation using a third party RF front-end topic (Page 22). The page (22) says: In that mode the ...
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1answer
287 views

MCP25625 LoopBack Mode Reponse

If anyone has worked with the CAN MCP25625 chip in the past I would like to know if in the loop back mode if we load and send data on the TXB0 buffer are we supposed to receive a RXB0 buffer ready and ...
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0answers
457 views

Protocol used by tankless water heater remote control

Edit: see my main thread here Reverse-engineering asynchronous serial protocol for EcoSmart Tankless Water Heater I'm using an EcoSmart ECO 11 electric tankless water heater in a hydronic system. ...
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57 views

Wishbone B4 rule 3.55: Is this for a special case?

Rule 3.55 of Wishbone B.4 states: "MASTER interfaces MUST be designed to operate normally when the SLAVE interface holds [ACK_I] in the asserted state." I read this rule together with permission 3.35,...
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19 views

Interface broadcast phone-in console with GSM telephone

I have a broadcast phone-in console with RJ-11 telephone inputs. Since landline telephone line is more noisy and prone to failure, I want to interface a GSM based landline ( with no RJ 11 loop-through ...
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20 views

How to use SPI serial interface with ATSAMD21G18?

Like the title suggests, I have a ATSAMD21G18 microcontroller that I want to interface with a LTC6803-4 chip, but I'm not sure how to set up the SPI bus on the microcontroller, and the datasheet ...
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55 views

What does a wireless chip do?

This is a basic question but it taken my time for a while since I do not have enough knowledge in this area. Recently, I am investigating about functionality of a wifi and bluetooth chip ...
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24 views

Smart Charger (Tenergy TB-6AC) UART/USB interface

I have an old smart charger (Tenergy TB-6AC) which boasts the ability to interface with my computer. Upon further research, I have found that the software is no longer supported and no where to be ...
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61 views

Line level audio output from headphones level output

I am new to analog audio interface design. I am trying to get a line level output from a amplified headphones level output. I want both of the output to work at the same time in order for the user to ...
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38 views

How to spec a system to replay acquired data

Hope all of this makes sense... I record torque applied to bolts as part of an evaluation process of new materials. I have a rotary encoder, it pulses at 100ppr. My torque wrench gearing means 1 turn ...
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86 views

Meeting Setup/Hold Time according to time analysis

I am trying to interface an IC with an FPGA. Both the IC & FPGA run at 66 MHz with no clock skew between them and the propagation delay of the data lines is negligible, since the length of the PCB ...
0
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1answer
162 views

Asynchronous FIFO in clock domain crossing

Clock domain crossing issue can be solved by using asynchronus FIFO with input frequency f1 is of the source domain and f2 is of the destination frequency. If the data is sent in bursts, depth can be ...
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256 views

Convert parallel LVDS to csi-2

I have a camera outputing parallel data and I want to interface it with iMX6 module which accepts CSI-2 camera data. Are there any ready & cheap solutions to convert parallel into CSI-2. Lattice ...
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66 views

SDI 12 interface

I have a sensor that use SDI-12 communication. I want to connect it to a a µC. I'm looking for something like RS232 <-> SDI-12. Or USB <-> SDI-12 the only schematics I've found use buffer. Do ...
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1answer
54 views

RF Power Supplies - Matching Impedance

I'll soon be working with RF Power Supplies used to provide power to plasma generators and other systems. A 50 ohm resistive load is used. If I'm correct, in most cases matching impedance between RF ...
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1answer
52 views

Controlling a circuit board from my PC

I am planning for a project I want to make that involves a custom pcb. The board is fairly simple. It has a 4 bit input. But I need to do advanced calculations from my computer to determine what the ...
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92 views

What is this early LCD/PDP interface?

This is the pinout for the internal screen connector of a 1986 Toshiba T3100SX 'laptop'. The screen itself is a orange neon gas plasma display (although they also made some with an LCD). Does anyone ...
0
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1answer
366 views

Interfacing ADS1115 with FPGA

I'm trying to interface ADS1115 to MAX10 FPGA. I've managed to start reading from the ADS1115... but I'm facing another problem as of now... even when i connect A0 to 3.3v I'm reading junk i.e ...
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69 views

How to connect multiple Raspberry Pi to an Arduino

If you want to make multiple Raspberry Pis to communicate with an Arduino, what interface can you use? I have a sensor connected to an Arduino via I2C. Now I want to share the readings from the ...
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671 views

How to interface optical M-bus on heat meter

I have Landys Gyr heat meter 2WR6, which has optical port for M-bus communication. I would like to periodically read its values via Arduino / RPi / NodeMCU / whatever. From the technical manual (p. 7)...
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1answer
240 views

fire detection system with lm358 using arduino and labview.I want help regarding if my circuit is correct or not?VI

I'm a beginner working on this system (Link). I build the hardware similiar to the link and I did a software implementation on Lab view as well, but only the buzzer starts when temperature is ...
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1answer
1k views

Verilog interfacing with C#

Right now, I am taking a course on Verilog HDL, however, our instructor gave us a machine problem wherein we are required to implement a program using verilog while having C# as our main gui. The ...