Questions about programming parts (FPGAs, Flash, etc.) Many software programming questions should be asked instead on Stack Overflow.
0
votes
1answer
49 views
Beginner resources device design/assembly [closed]
During the summer I would love to get into electrical engineering. As background, I'm a computer scientist and as such, I have a fairly decent grasp of basic circuit design and electricity, which ...
2
votes
1answer
77 views
Parallel port output in C++ on Win7 x64
First of all, I have searched the internet all day long, including here on stackexchange, and couldn't find a clear solution. Only ambiguous answers and dead links.
Let's start with what I have: my ...
1
vote
1answer
78 views
Sending command using USART
I am new to this kind of communication. I am able to send command from PC to AT90USB1287 microcontroller as well as able to get response using USB communication. Now i have connected another ...
-6
votes
0answers
44 views
s-record file question [closed]
As previous discussion you say we can disassemble the s-record file manually as in this example s3 indicating it is a data record to be loaded at a 4-byte address and 25 is hexadecimal and decimal of ...
0
votes
1answer
40 views
Saving user input as an array and recalling it later
I am currently working with an Arduino Mega and a SainSmart LCD and I have gotten most of my project to work except for a problem I am currently having.
On my LCD screen, I have various buttons, and ...
0
votes
0answers
70 views
API vs Register based programming in ARM based controller
I am working with Stellaris LM4F232H5QD. Should I use Stellaris API or Register based programming, for example, to work with UART. I found - using APIs to program simplifies the work, but poor ...
1
vote
2answers
54 views
ARM Power/Exponential Function
I'm trying to code an exponential function for use on a PWM signal.
My question is, does anyone know how to do a power function on an ARM cortex-M (STM32F4 in this case, which has an FPU) ...
-1
votes
0answers
41 views
Where can I find STM32f1xx sample code in C++? [closed]
I'm starting to work with STM32 processors and I want some ready code in the C language to help me understand how to program this microcontroller.
0
votes
1answer
79 views
How to program a BeagleBone board?
Until now I used Microchip PIC, to program this microprocessor there is MPLAB. I would like to make a step forward and learn about other microcontrollers.
I found the BeagleBone Black quiet promising ...
0
votes
0answers
24 views
Programming an MCU with lpc21isp
I am attempting to move a precompiled binary file (with C code in it) from my mac to my LPC1313FBD48. What steps would I take in order to move the file, and load it onto my MCU so that when I apply ...
0
votes
2answers
78 views
Can this RAM bypass be prevented by making the particular memory controller “not idle”?
AbsoluteƵERØ showed me that memory can be bypassed at the memory controller. Can linux (be made to) detect foreign connections to the ram bus?
by showing me this patent: ...
1
vote
0answers
45 views
Coupled LC Resonator in MATLAB
I am designing a dual-mode resonator with the following Circuit Model and Frequency Response!
ADS Circuit Model:
Frequency Response:
I need help with the modelling of my circuit model in ...
3
votes
1answer
54 views
Figuring out the functions of PIC numbers in a data file
I'm using Bumblebee software to interface my Wisp648 PIC programmer. According to the list of supported files for the Wisp, I should be able to program a PIC16F1829. However, that chip isn't supported ...
-2
votes
0answers
46 views
Digital Audio Filter: Delay, Echo, and Pitch Conversion [closed]
I'm using dsPIC Starter Kit (DM330011).
And I want to put those three stuff as a main functions.
Delay: when you speak on Microphone to record it and play it through speakers, hear your voice in 2 ...
0
votes
0answers
81 views
Store data in built-in Flash of PIC at runtime using C code
I am designing PIC16F877a based project that counts the number of people in a room and turn ON the relays in accordance with that number like if 5 persons in a room then One relay would be ON. I want ...
4
votes
3answers
150 views
Failed to get Device ID - PICkit 3 & PIC16F684-ICD & AC16205
Like it is already mentioned in the title I have question regarding this dev stack:
MPLAB X IDE v1.80
PICkit 3
PIC16F684-ICD (datasheet)
AC16205
There is image of how things are connected (I don't ...
3
votes
1answer
63 views
Storing info bytes in ATmega169PA that remain after reprogramming
Does anyone know if there is a way that I can store 2 bytes of data into an ATmega169PA that will survive re-programming of the device? I would like to store a unique ID into an ATmega169PA that will ...
-1
votes
1answer
138 views
Best FPGA to work with [closed]
I want to work on DSP and artificial intelligence for my freshman project, I was thinking on make an FPGA based system, the problem is that I have little experience working with FPGA's; I already know ...
1
vote
1answer
192 views
STM32 program not executing
I am currently trying to make my own stm32 development board. i have stm32f100c4t6 microcontroller mounted on pcb.
I am using Atollic True studio free edition. i had made small blink led program ...
9
votes
2answers
36 views
Is it possible to program an Arduino in other languages?
Is it possible to program an Arduino with other languages that aren't C/C++ based? What would be required to do so? I know that other IDE's are available, I'm curious about actual programming ...
-5
votes
1answer
52 views
how we can get original data from S-record format file [closed]
I have a S-Record file how i can get original program from this file
plz tell me
EXAMPLE
...
-1
votes
2answers
76 views
How to get data from S-record file [closed]
Please tell me something about the S-record file format and how we can get data from it.
The first S1 record is comprised as follows:
• S1 S-record type S1, indicating it is a data record to be ...
0
votes
4answers
148 views
How do I get started with PIC programming? [closed]
So I opened up a big bucket o' worms asking this question. Two of the answers mentioned that instead of using a 555, a PIC10F200 or PIC12F675 may do the trick.
Now, I've been spoiled with Arduino's ...
6
votes
5answers
224 views
Programs resistant to hardware issues
I recall at one point reading about embedded development where the programmer took into account things like memory corruption and possibly other hardware issues. For example:
If an instruction in ...
1
vote
1answer
177 views
Pointer Size using eeprom.h with ATmega328p in AVR-GCC
I am working on a project that randomly reads and writes large blocks of data from EEPROM, based on user input. I have used the EEPROM before, but I never really thought about this. In the operations ...
6
votes
3answers
251 views
How do I program a PIC12?
I have a PIC12F675 that I need to program. I'm using a Pickit 2 and the Pickit 2 software. Supposedly I should be able to program it using this circuit, but the Pickit 2 software is not detecting the ...
2
votes
1answer
132 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
2answers
97 views
Programming a PIC with a PIC
I'm building a device with two PICs, a PIC18F46K22 and a PIC16F88. I have a buffer on the 18F46K22 which contains a program that I want to write to the program memory of the 16F88. I can't do this ...
1
vote
2answers
219 views
Using a computer, to turn on a light bulb on and off many times
I build my own pcs, like coding (a little bit) and into engineering.
What I want to do is basically take my computer, hook it up to a circuit with a light bulb and then run a program that will switch ...
1
vote
1answer
63 views
How do I know what the right signal amplifier to use is in order to program a hall-effect sensor?
I am trying to look for a signal amplifier in order to program the sensitivity and offset of the A1362 Hall-Effect sensor.
Doing a simple google search reveals:
...
0
votes
1answer
110 views
Maximum clock frequency for multi-cycle vs pipeline
Suppose you have latencies:
IF: 10 ns
ID: 11 ns
EX: 12 ns
MEM: 13 ns
WB: 14 ns
What is the maximum possible clock frequency for a pipeline with this design? I ...
1
vote
0answers
74 views
zigbee Range protection
I have a problem with zigbee project. Two things have to work :
1) zigbee range should be minimized to 10m from 100m
2) If a zigbee node moves out of zigbee network, then it should be sensed by ...
1
vote
2answers
134 views
How do I know if my hall-effect sensor is working correctly?
On pg. 18 Figure 5 of this data sheet you will see a pulse train required to program the sensitivity of the A1362 Hall-Effect sensor.
I am using the following circuit:
Using Figure 5 from the ...
0
votes
1answer
57 views
How do we OR two bits in ATxmega128?
I am working with ATxMega128 and programming it in C.
I have two inputs coming from a sensor and I want to turn on an LED when I get output from either of the sensor.
I can blink my LED if i get ...
2
votes
2answers
121 views
How can we alter a single pin of ATxMEGA128?
this might be a basic question but I did try searching for the answer before posting the question.
So, I am trying to set one of the ports to output. I used
...
2
votes
1answer
250 views
Is it possible to program a hall-effect sensor with an Arduino?
On pg. 18 Figure 5 of this data sheet you will see a pulse train that allows for programming the sensitivity of the A1362 Hall-Effect sensor. So far I have tried to manually apply required voltage ...
4
votes
1answer
207 views
How to properly open and close files “inside” a member function? [closed]
I am using Arduino Uno and the Ethernet Shield with a 2GB SD Card. I have the following working code intended to be used to write data on the SD Card (note: the SD Library is properly initialized and ...
2
votes
1answer
46 views
Large range delay at medium frequency for MC
I have a program that varies the step time and duty cycle for a 6 step commutation sequence. It takes an 8-bit ADC result and stores it as the TMR0 value, when TMR0 overflows, the ISR selects the ...
2
votes
5answers
132 views
Micro-Controller Programmable Selection
I have searched a lot and I can't seem to find a micro-controller that I can program in C++. Can someone please help me find a micro-controller (besides Arduino) that I can program C++?
0
votes
1answer
43 views
Value of FNOSC in the configuration of my code
I am using PIC24FJ64GA002 and I have configured my setting for PIC as following.
...
1
vote
2answers
154 views
Problem on printing “Ethernet.localIP()” to Serial Monitor
I am using Arduino Uno and the Ethernet Shield. I have the following code:
...
3
votes
1answer
132 views
Can I use ICSP if components share MOSI/SCK pins?
I'm designing a circuit with an ATmega32U4 where I will need to burn a boot loader once installed on the PCB. I currently have 4x 74HC595 Shift registers, sharing the MOSI & SCK pins.
Will I ...
5
votes
4answers
282 views
How to think while working with VHDL or Verilog
All of my experience belong to general purpose programming languages e.g; c/c++ etc where each instructions are executed one after the other but it seems in VHDL/Verilog, all the instructions are ...
-1
votes
1answer
83 views
How to ANDed bitwise in assembler?
Say I have a variable set to 30. In binary, 30 = 11110. I'd like to test some bits and then perform an action. For example, if bit 4 is set AND bit 3 is set AND bit 2 is set AND bit 1 is set THEN ...
-2
votes
1answer
158 views
Design of a system to measure the speed of a falling simulated raindrop
I would like to know if using an IR emitter and a photo-transistor would do the job. Here are the specs of the photo-transistor.
Also I'm using the Arduino Uno board; any tips on how to program it ...
4
votes
3answers
163 views
ICD3err0045 - PIC16F819 Programming
After posting: Programming/Debugging with ICD3 and PIC16F819-I/P
I'm still getting the MPLAB error:
ICD3Err0045 - You must connect a target device to use MPLAB ICD 3
My Setup (pinout and wireup):
...
-2
votes
1answer
106 views
How Can I Program a Universal Application Keyboard? [closed]
IMPORTANT NOTE: This is a question from who has no experience and knowledge on this area. So before giving negative rep, please provide constructive suggestion.
I want to program a universal ...
5
votes
2answers
769 views
Using multiple external interrupts in PIC
I've used PIC16F877 (datasheet) for several projects. For a single external pin change interrupts, you can use PORTB0 interrupt. ...
3
votes
1answer
372 views
Arduino Mega 2560 stuck at uploading
I have two Arduino Mega 2560 boards, both gives errors when trying to upload sketches (I bought the second board thinking its a fault with the first one, but same thing happen with the new board).
...
1
vote
1answer
220 views
Programming/Debugging with ICD3 and PIC16F819-I/P
ICD3 passes internal test with MPLAB IDE using the Test Interface Module
PIC16F819-I/P supports ICSP and In-Circuit debugging source.
ICD3 pinout is as follows (source):
...
