A tool to program microcontrollers and/or programmable logic.

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AVR - Simple(st) serial port programmer

As I'm just getting started with learning anything about microcontrollers, I started from making a very, very simple LPT port programmer (...I think it was just about 4 resistors). It worked well with ...
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18 views

Recovering fuse bits Atmega128RFA1

I am using an ATmega128RFA1 for senior design. I ran the following avrdude command to set the appropriate fuse bits to use the external clock, however it failed and the high byte of the fuse bits was ...
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7 views

Get the uploaded code from arduino by using arduino IDE 1.0.6 [migrated]

Recently bought a arduino device which already have program, it is model AR-293D and I have already connect it with my PC(windows 7) through usb when I open the IDE , It seems there is no function ...
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1answer
74 views

What is needed for basic PIC programming? [closed]

I have a bunch of PICs that have been sitting in the basement for a year, and I really want to learn how to program and put them to use. I have some 16C57's, 16C73, 16C71, 16C54, 16C74, 16C55, and ...
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2answers
67 views

How do I route many FPGAs in JTAG chain?

I'm designing a chain of Xilinx FPGAs. There are many (e.g 32 or more) devices with short distance (about 10~15 cm) that I want to connect them together in a chain. I'm not sure about TMS and TCK ...
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23 views

Debugging a Diamex USB ISP programmer

This is my first time experimenting with micro controllers and I cannot get my USB ISP programmer from Diamex to work. When I use the following command for avrdude: avrdude -c avrisp -p ATMEGA8515 ...
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1answer
68 views

Atmega328p Circuit Blinking Circuit

So I am trying to build a standalone circuit using the Atmega 328p. After uploading the code using Atmel Studio and AVRDude I get no response from the circuit; however, when I take the Atmega and put ...
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1answer
37 views

Alternative to Atmel programmers [closed]

I am currently using the Dragon AVR to program ATMEGA88 chips on board using ISP I/F. My problem is that it seems somewhat flakey. Is there a reasonably cheap non-Atmel alternative? Ideally a more ...
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53 views

Programmer for MSP430F2274 TI microcontroller

I want to program that specific microcontroller (MSP430F2274) and i would like to hear your opinion on what programmer to choose . I prefer one that can be used with a linux machine. So what you ...
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1answer
63 views

How data transfers to micro-controllers memory?

I have been working with Arduino for a while now i thought of using AVR micro-controllers in the bread-board . I saw several tutorials on how to transfer .hex file to the AVR micro-controller . They ...
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125 views

AVR dragon, Ubuntu and avrdude failed to sync

Don't panic if this seems a huge question, I just tried to add as many details as posible, but I guess most of them can be ignored and still get to the point. I am trying to set up my avrdragon to ...
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2answers
308 views

Arduino clamp ammeter

I am using an Arduino Uno as a watch dog for a project I a doing; its job is to monitor what is happening in the system and shut down the system if it is not operating within spec. One of the ...
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4answers
70 views

Playing with this SoC

I have done a few projects on Arduinos. Now I want to step up my embedded skills. I have found this SoC with embedded Linux and video encoding/decoding capabilities. I am interested on running OpenCV ...
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32 views

AVR324PA controller not executing flash code

We got a simple circuit that has a ATMega324PA controller. We use AVR-ISP MKII programmer to program the controller. Both the controller and programmer is supplied with the target voltage 1.8V. ...
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1answer
135 views

FTDI chip (FT2232D) malfunction

I'd designed a USB-JTAG Programmer with FT2232D. I programmed Xilinx spartan3 FPGA 2 times yesterday and everything was perfect. But today when I connect it to my laptop I see the following message: ...
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2answers
98 views

No response from AVR microprocessor while programming

I've been attempting to program a few different micro-controllers using nothing but an FTDI 5V TTL cable and self-written software to bitbang the needed pins on the chips. Until now I had success only ...
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2answers
227 views

programming 3.3V PIC32 board with pic32prog and PICkit 2

I already managed to overwrite the bootloader of my clients's PIC32MX7 board while experimenting with mikroe-uhb. so before I can continue the assignment I need to reprogram it, and all I have on hand ...
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2answers
121 views

Transfer Program to TI MSP430 (MSPF5308IRGCR)

I have a free sample of the TI MSPF5308IRGCR MCU and I want to program it. Is there some simple way to transfer a program without having to invest in the relatively expensive JTAG? The JTAG is in the ...
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79 views

USBasp supporting PDI

My avr micro-controller uses PDI interface for in-system programming. I have USBasp programmer which programs serially through SPI interface. How can I program my micro-controller through USBasp? I ...
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451 views

How can I tell that USBasp is working?

I have the USBasp programer and I'm trying to burn bootloader on Atmega328 so that it can be used as a replacement chip in Arduino board (replacement chips with the bootloader installed are quite ...
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2answers
455 views

PIC programming through FPGA

I would like to know if there is a way to program a PIC for the first time (write in Flash) through an FPGA card. The PIC is already soldered to the FPGA and I can't remove it. No bootloader exists ...
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2answers
540 views

Is it possible to program a AT89S51 chip with a USB to TTL(UART) converter cable or Arduino?

Recently, a have a chance to get a AT89S52 chip, but I do not have a suitable programmer for it. I am new to microcontrollers, especially the MCS-51 series , but I've heard that MCS-51 is the "right ...
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2answers
175 views

Unable to program ATmega128 - 16AU using USBasp

I am trying to program an ATmega128 microcontroller (bought from Robokits). I have connected the 10 pin ISP header from the USBasp programmer to the 6 pins (MOSI, MISO, SCK, RESET, VCC, GROUND) of the ...
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242 views

PIC18F25k50 - ICSP programming - do I need to connect MCLR to PICKIT for new device?

Im new in PIC world. I purchased few PIC devices, PicKit 3 and now im working on first circuit. I accidently ordered SSOP package and I can't just test it on breadboard - I have to make PCB. I stuck ...
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73 views

MikroC could not detect the serial programmer

I know I'm doing something wrong I use serial PIC programmer with a serial to usb converter but the mikroC doesn't seem to identify it. What extension should I do for it to work (from the serial PIC ...
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1answer
109 views

Programming an EPROM using 8085 kit

I need to program an EPROM/EEPROM with the code for an 8085. I do not have a programmer. I can't buy one. But I have access to an 8085 kit. Can I use it to program the EPROM/EEPROM via an interface? ...
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1answer
146 views

A better programmer for PIC microcontroller?

I work with a project which uses PIC32 and PIC24 controllers.My setup has a Console board(PIC32) which communicates with 3 slave boards(PIC24) over RS485. I have two projects -One for Console and ...
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54 views

Suddenly program is not burning

I write a code for my MCU ckt and burn it in my MCU. I edit that code several times and burn . It cause no problem. Suddenly when I add a for loop in my code, when I tried to burn my code, it says " ...
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110 views

AVR reprogramming in circuit wirelessly

What are my options when it comes to reprogramming an AVR in-circuit? The new program will be received via a wireless connection, so it will need to be stored in some temporary memory container. I ...
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66 views

Why can't I use my AVR programmer with serial functions?

I recently created a project in which I made my own AVR test bed based on the Arduino Uno. I used the ATmega 328P and I have set up all the fuses for the external clock and the Arduino IDE to ...
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1answer
142 views

PIC programmer, need to replace few components

I am building a PIC micro-controller programmer named Brenner8: http://www.sprut.de/electronic/pic/projekte/brenner8/ Although, it needs a BF959 transistor for (Q8), and BAT43 diodes for (D1,D2,D4) ...
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186 views

Customized PICKit cant write data in PIC12F629

I have a PICkit 2 Microcontroller Programmer, but it is not exactly the one that microchip is selling as PICkit2, i bought it because there is nothing else in my area , anyway ,It has USB that connect ...
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131 views

Pocket AVR Programmer + PIC32MX

Is it possible (and how) to program a PIC32MX chip with a pocket AVR programmer?
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1answer
116 views

Programming FabISP Attiny44 with Arduino

Is there a way to program the Attiny44 on a FabISP board using an Arduino board? I read through a few online tutorials, and the ones that even mention using the Arduino as an ISP for an Attiny44 don't ...
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4answers
187 views

How to program ATmega 328P - PU

I want to upload lines of code (with c files, not sketches). But sadly I don't own any programmers and only possess the Arduino UNO board. Since I want to program in c code, I can't make use of the ...
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207 views

Is a pic 16f877a reprogrammable

I have just finished a basic lesson in electronics, an i have become interested in micro-controller programming. I have decided i would learn on the PIC micro-controller because it looks simple and ...
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101 views

Problem when connect ProPIC2 and USB to Parallel port adapter

I have a ProPIC 2 programmer which needs parallel port (DB25) to work but I don't have in my notebook that port (SO: Windows 8), so I'm using a USB-Parallel adapter. When I connect the device it ...
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70 views

Memory Problems

I've been having some problems with memory ICs, specifically Flash and EEPROM. I've had some experience with the 7400 series for some time...logic gates are pretty straightforward. Input something, ...
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3answers
1k views

RxD TxD equivalent pins in USB

I want to build a USB Programmer currently for AT89C51. I am stuck on how to make it communicate with PC. In RS232, the RxD TxD pins are straight forward, we just need to use Logic Level Converter to ...
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219 views

GAL PLD programmer using arduino?

PLDs are simplest programmable devices. I was trying to make some programmer with arduino or AVR series microcontroller. I Know the intel hex file and have generated AT89s51 series programmer. I was ...
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1answer
1k views

DIY AVR JTAG programmer using AVR

I have an AVR Dragon and several AVR MCUs. I recently purchased a BeagleBone Black (Cortex-A8). I'm trying to write my own bootloader. However, this would require a programmer. Can I use an AVR MCU ...
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1answer
575 views

Test USBasp health

I have just assembled a new USBasp which is a USB programmer for Atmel AVR microcontrollers. Is there any way under Linux to check its health without any other microcontrollers connected to it?
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148 views

LTC2498 Temperature Sensor Chip Code via SPI

I would be very grateful for your tips for my present problem definition: I have a microcontroller ATmega128RFA1 with integrated Zigbee with UART-USB(TTL Converter) attached to the PC. From the ...
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2answers
273 views

Can I program a QUAD SPI Chip with a standard SPI microcontroller?

I have to program a MX25L12835 Quad SPI chip. This is a Quad SPI serial flash. Is it possible to program this using an arduino? Can this be used as a simple 1 channel SPI or can quad SPI interface ...
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1answer
214 views

Programming several AVR MCUs simultaneously? (with parallel)

I was able to program three ATMEGA32 simultaneously using ISP. In your opinion, can I program several AVRs at once with parallel? Unfortunately, I do not have a parallel programmer. Can you test ...
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1answer
113 views

Programming an 82S23

I have to program an 82S23. There is surprisingly little documentation on how to do this. There are datasheets that will tell you how to read it, but not burn. I built one following these ...
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1answer
176 views

Using an Arduino Uno to program AT32UC3B

Is it possible to use the Arduino as a programmer for an Atmel 32 bit microprocessor? I have tried searching for something and was not able to find anything. If anyone could give any insight that ...
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1answer
470 views

How to connect attiny to serial port so that I can use it with Arduino IDE

I have sucesfully assembled a circuit to use Arduino UNO as a programmer for ATtiny13. However, my plan was to only burn bootloaders to my ATtinys, so that I can program them the very same way I ...
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3answers
848 views

What do I need to program an ATmega 168?

I use AVR Studio for my compilation and c/c++ code (not arduino).So far I have used a Atmega 2560 development board provided by Nex robotix. I have ISP programmers of the following sorts... AVRISP ...
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3answers
103 views

Program w/ 2 loops and timing and such

So let's say i have a prog that has a fast loop @e 64uS, and a slow loop @e 8mS. If the fast loop takes 34uS to execute do I need to make sure the slow loop can execute in 30uS, so as to not be ...