Tech Support > Computer Hardware > Microprocessors
Editor?
Posted on July 22nd, 2005 | 96 Comments

What do all of you embedded systems guys use these days? Brief is no longer cutting it for me due to the fact it can't handle long pathnames or PATH environment variables under Windows, and I'd like...

Chip information - Xilinx? 17s200apc
Posted on July 22nd, 2005 | 1 Comments

Hi, I am looking for information of a chip labled "17s200apc" on it. It seems from xilinx (from company mark), but i couldn't find it on their website, strangly. Google search also pointed out...

Car Computer PC-104 Shut down Power up
Posted on July 22nd, 2005 | 4 Comments

Both are not too hard to address. If you have some sort of monitor program, you can detect when ignition power(ACC) goes away, then shutdown the PC in a graceful manner. The PC is running off from...

How to define task in RTOS
Posted on July 22nd, 2005 | 7 Comments

Hi all, I am going to use freeRTOS to do project, which has the following hardwar module. - 128x64 dot mono LCD graphic module - 4 key (direct key configure) - IrDA for printing - doing ADC via I2C...

Clarification about Atmega128
Posted on July 21st, 2005 | 4 Comments

Hi all, We are using atmega128 for one of our project. I heard that it is a 8 bit microcontroller, ok its accumulator and its data bus are 8 bit width. Then what about is address bus, is it also 8...

Recommendations for ARM compilers
Posted on July 21st, 2005 | 39 Comments

We've just released a product with an ARM920T (Atmel's AT91RM9200). We are not happy with the tools and tool vendor we used. The vendor is an ARM reseller, and the package we have includes the ADS...

[atmega8] Can't wake up from sleep mode
Posted on July 21st, 2005 | 0 Comments

Hi. I am working with Atmega8 and I installed Timer/Count2 interrupt service routine. Following the Atmega8 manual, it is possilble that Timer/Count2 ISR can wake up sleep mode(power save)if AS2 is...

Clarification on Atmega128
Posted on July 21st, 2005 | 1 Comments

Hi all, We are using atmega128 for one of our project. I heard that it is a 8 bit microcontroller, ok its accumulator and its data bus are 8 bit width. Then what about is address bus, is it also 8...

THD measuring
Posted on July 21st, 2005 | 3 Comments

Hi all. I'm need a THD (Total Harmonic Distortion) for idial triangle, saw, and square wave. En example the THD for y=sin(x) is 0. What is THD for y = sign(sin(x))?

C Compiler Recommendation for ATMEL 8051 USB Development.
Posted on July 20th, 2005 | 1 Comments

I am considering using an Atmel 8051 based microcontroller for a USB project (the particular device is the AT89C5130A-M). What is the development kit of choice for these controllers...

help...seeing web server from anywhere on the internet
Posted on July 20th, 2005 | 5 Comments

there is one simple matter I can't figure out. If I connect an ethernet enabled micro to my home network and assign it an IP address I can access its web server from my PC. But, my firewall has it's...

How to build a simple FM transmitter (with PLL)
Posted on July 20th, 2005 | 3 Comments

Im interested in building an fm transmitter, but one that uses a single ic with minimal external components. The ones Ive seen however dont allow for on the fly frequency tuning (either serially or...

Small, lightweight embedded HW to run Linux
Posted on July 20th, 2005 | 2 Comments

Would you recommend any particular embedded HW with the following specs and able to run Linux? ( o ) - 5 x RS232 ports (upto 115200 bits/sec) ( o ) - 1 x 10/100 MBits/sec ethernet ( o ) - 2 x 8 bits...

MSP430 basics - pulling hair out!!!
Posted on July 20th, 2005 | 4 Comments

We are working on a small MSP430F149 project and are having a heap of grief getting the basic hardware going. We continually get inconsistent results when attempting to connect and download to the...

NEC VR41xx toolchain
Posted on July 20th, 2005 | 0 Comments

I'm looking for a development toolchain for the nec vr41xx processor series. I'm developing on a VR4181A-System without an dedicated OS, and I'm looking for a stable and usable toolchain, preferably...

Using EDIF file in XPS
Posted on July 20th, 2005 | 1 Comments

Dear Friends, I have written a verilog code for a module. I have synthesized it with Synplify Pro for a Virtex II Pro chip and it has given me an edif netlist file. Now I want to use this...

Low-cost soldering & desoldering station suitable surface mount components
Posted on July 20th, 2005 | 7 Comments

I am an engineering student (at Sydney-Australia) working with surface mount components.I have acces to proper soldering station at uni. but I want to buy one for myself to work at home as well. Can...

Atlanta- Embedded software engineer needed
Posted on July 20th, 2005 | 4 Comments

Hi, I pay referral fees if the referral results in a hire. Therefore, if the position described below is not a match for you (i.e. qualifications, location,etc) but you know of someone who would be...

can not load ELF file generated with IAR using gdb
Posted on July 19th, 2005 | 0 Comments

Some code is generated using IAR; I need to load it in my dev board using arm-gdb (bare metal from http://www.codesourcery.com/gnu_toolchains/arm/). Bootstrap.elf is the file generated with IAR. You...

Using Jungo's Windriver for Embedded USB App
Posted on July 19th, 2005 | 1 Comments

Im looking to encorporate usb2 into my embedded app. At of all the solutions, the Cypress FX2 IC, seems the best, it has an 8051 core with usb2. Has anyone used this? Jungo sells firmware for this...