A tool to program microcontrollers and/or programmable logic.

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22 views

STM32 'Connect under reset' suddenly stopped working

For the last few months I've been working on a project that used an STM32F030 microcontroller. Due to a shortage of GPIO I've had to use the SW debug pins for other functions. Until recently this wasn'...
1
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0answers
23 views

Can two 555 timers provide the proper programming requirements for AT89Cx051 chips?

Currently, I am able to program an AT89C2051 chip if I hook up pin P3.2 to an inverter connected to an output pin of a decade counter and use a higher output pin of the same counter connected to XTAL ...
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0answers
27 views

Getting started with PIC / PICAXE [on hold]

I am having more trouble than I'd like to admit getting started with MCU programming. I can't seem to find the right information about how to get started programming PIC / PICAXE / Atmel MCUs. I have ...
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1answer
33 views

MCP2221 USB To UART Programmer

I am very new to the electrical design and had a very basic question. I am trying to program a Atmega328p using the MCP2221 interfacing chip. I picked this chip due to it being the only converter I ...
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1answer
26 views

Programmer /Debugger for freescale kinetis series [closed]

I want to use frescale MK10 Device for my Project, the Cost of Programmer debugger is very high , so i Want to ask is there any low cost P/D ot any hack available with any system so that i can use ...
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0answers
92 views

How to program stm32 arm for commercial uses (Without jtag)? [closed]

I have a STM32 microcontroller that I would like to program it for a device that I want to sell it. So I can't use a JTAG or SWD port on the board. Because if I put them on the board, so there is ...
14
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8answers
2k views

Absolute cheapest, (easy) way of starting programming on ARM microcontrollers [closed]

I want to start using ARM processors, migrating from PICs which I've been using for too long. 8 bit models were available for under $1, programmers for under $10, and I have been spoilt by the ease ...
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1answer
34 views

MPLAB X doesn't try to connect

I'm new to MPLAB X and I run into trouble right away. I want to read/write the program memory and EEPROM of a chip because I have a corrupted chip and a correct HEX file. I created a project, ...
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2answers
193 views

PIC18F1220 production build of C code not working

I have this simple code which I wrote to test that my programming circuitry works properly and compiles fine on xc8 pic c compiler: ...
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0answers
21 views

usbasp erasing fuses

I'm trying for the first time to program an attiny45 with a USBasp and avrdude. After about an hour of frustration, i found that when the programmer erases the flash, it also erases the fuses. So i ...
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1answer
26 views

AVRISP. How to choose SPI frequency?

Yes, yes, I know that it must be between 1 and 4 clock cycles of a target device. But... We don't know it if clock is provided by internal rc generator or external quartz. So is there any possible way ...
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3answers
302 views

Understanding programmers for microcontrollers

I'm confused about the concept of a programmer for microcontrollers. Hoping someone can clarify. When I use an Arduino, I can use another Arduino to program it via the SPI pins. I understand this to ...
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2answers
74 views

NXP QN9021 (ARM Cortex M0) programmer

I have made a small breakout board with the QN9021 SOC (BLE + ARM Cortex M0). I am having trouble flashing the code into this device. Assuming that this device is wired properly and working fine, how ...
0
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1answer
64 views

Multiple poles triple throw switch or electronic equivalent

I have made several "programmer" boards for different MCUs (ATTiny85, ESP8266-1, etc.). They are pretty simple - there is a socket for the MCU, socket for the programmer interface (Arduino as ISP, ...
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1answer
156 views

Poblems with flashing samd21 xplained pro board

I'm trying to flash the samd21j18a microchip from Linux but I'am unable to do so. I've compiled toggle Led example from Atmel Framework. I tried to flash it using bossac tool and I received the ...
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2answers
64 views

Program a PIC24FJ64GB002 with a pickit 2

I am trying to program a PIC24FJ64GB002 with a pickit 2 but when I try to program it, the pickit 2 application says that no device was found, despite the chip being hooked up with the programmer. So ...
0
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1answer
100 views

iCEstick40HX1K device is malfunctioned, and windows does not recognize it when programming bitstream on Diamond Programmer 3.5

I'd designed a " SPI Flash Erase, program,verify with iCEstick 40HX1K. I programmed on Diamond Programmer 3.5. it had done successfully only one time.then i want to reprogram, but when I connect it to ...
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2answers
107 views

Programmer gives me an error in programming a big hex file [closed]

I want to download a program into an Atmega128. the programmer which I am using is this ( jamshad ISP -USB ZIF_Socket_Programmer_V5 ). The Programmer work correctly for programming one small length ...
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2answers
145 views

How to program ATmega with fuses set to 32.768kHz clock?

I've been programming my ATmega328P's using USBasp programmer for a while. For my new project, I wanted to use 32.768kHz oscillator as an external clock, so I programmed the ATmega to appropriate ...
2
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1answer
3k views

How to Use an External ST-Link/V2 with the STM32F4 Discovery Board

I have a STM32F4 Discovery board and a ST-Link/V2 programmer. I want to use my own ST-Link (not the embedded one) for programming and debugging the board. How should I connect the external ST-Link ...
2
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3answers
690 views

Why do I have to disconnect and reconnect the Microchip ICD3 after every programming?

I'm having a problem with the Microchip ICD3 programmer. I'm getting connection problems, connecting to the programmer itself, even when using the selftest mode with the Microchip-provided selftest ...
2
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1answer
126 views

Build PIC development board on bread board

I have PIC24FJ128GA202 IC only. Since development boards cost too much, I would like to build a development board on a bread board and try some sample programs on it. Like the image below: Is it ...
0
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1answer
124 views

Burn a HEX file into Brenner8 using linux

I have got a version of Brenner8 called AEI when I try to burn my HEX file into PIC16f877a using command usburn -w -s40 -F16 -Ifilename.X.production.hex I got ...
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1answer
110 views

Informations about FT2232H as programmer

I was looking on a EVB that use FT2232H chip to program an SPI ram used in second time to programm another device. My question is, if I copy the circuit that programm this SPI ram and use the same ...
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1answer
186 views

Connect PIC programmer to Linux

I have got a cheap USB PIC programmer but its CD has only drivers for windows is there ans way to work with it on ubuntu 14.04
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1answer
676 views

PICkit3 MCLR to Vdd Pull-Up Resistor

I'll preempt this by saying that I'm a software person whose education (unfortunately) didn't even touch on the most basics of hardware or circuits. I'm attempting to program a PIC16f1709 microchip ...
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2answers
500 views

AVR programmer power supply (ISP ATMEGA16 ATmega32 Minimum Board) [closed]

In description of an AVR programmer, it is talked about everything except for the input voltage and how to turn it on. How much voltage should I apply to it? Somewhere it has mentioned "DC-005 Power ...
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1answer
495 views

ATMEL AT89S52 programmer help finding suitable software for flashing over LPT

I have this old ATMEL programmer and I'm hoping to start learning about micro controllers on a lower level before I move to Arduino. Unfortunately the floppy disk that came with it is lost, and the ...
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1answer
120 views

Will one pic programmer program all pic chips? [closed]

If yes which one and where could i buy it and is there an inexpensive programmer for the chips?
0
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1answer
107 views

STM32 program ATMega

Is it possible to program HEX file from STM32 to ATMega 328 ? I can think of some Serial communication, but I don't know whether is it possible to do on tiny STM32F0 series or it needs more powerful ...
0
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1answer
105 views

Board review: is this PIC16F877 RS232+ICSP board correct/robust?

I want to make my own development board based on a PIC, to make a RS232 bootloader from scratch. It's been a while I haven't used a PIC, and it was on a ready made development board. I've looked ...
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4answers
360 views

What's a production programmer for PIC

I have a PICKit 3, but I understand these aren't for production. What does a production workflow look like? PC -> Programmer -> Chip. Do people usually verify that the chip copied properly, or is ...
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2answers
73 views

Which avr programmers can be used for atmega164PA?

I searched for a programmer for ATMega164PA on ebay and found nothing specific to it. Is there any standard programmer to program this chip?
2
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1answer
3k views

What is the difference between Microchip and ICD and PICKit?

I understand that Microchip has In-Circuit debuggers (ICD) which gives insight into a running PIC (or dsPIC for that matter) in real time. Then we have the ICE which goes a step ahead by replacing the ...
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2answers
125 views

Which programmer circuit works with PIC16f877A?

I'm having the PIC16F877A microntroller.I dont have the programing hardware.I want to make it on my own.For that I need the programmer circuit.Please help me construct my own programmer else suggest ...
0
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1answer
745 views

PIC12F675 Programmer using arduino (port from 12bit programmer)

I bought some pic12f675 and i am trying to program it using an arduino (for testing purposes, I was trying to write a simple blinking led code, I tried both my code hex compiled and another that I got ...
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1answer
157 views

ATTiny85 wont turn on, not sure how to debug

The ATTiny85 in the below circuit refuses to do anything. ...
9
votes
4answers
862 views

ICSP or Pre-Programmed Microcontroller

I've designed a PCB for small scale production; currently I'm hand soldering them in batches of 20 at a time. This PCB uses an ATMEGA168 microcontroller which I program before soldering to the board - ...
0
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1answer
134 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
224 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 ...
0
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1answer
246 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 ...
1
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1answer
252 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 ...
0
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2answers
251 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 ...
1
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1answer
197 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 ...
1
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2answers
2k 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 ...
0
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4answers
110 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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1answer
647 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: "...
0
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2answers
152 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
652 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 ...
3
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2answers
207 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 ...