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Questions tagged [programmer]

A tool to program microcontrollers and/or programmable logic.

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Problem in programming a Freescale MCU (MCR908JK1)

I am trying to program/read/erase an MCU MC68HRC908JK1 (marked MCR908JK1 and the logo of Freescale Co.) which is soldered on an industrial electronic card. on the other hand, I have a universal ...
pooya's user avatar
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3 answers
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Programming microcontollers using drivers

I was wondering if I could have some advice. I need to design a PCB which will have a USB-micro interface. The design will be manufactured with a lot of units and can't be programmed before ...
Joeblogs's user avatar
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Can the MCP2221 send serial data through a USB serial link?

I am using a MCP2221A to program an ATMEGA1284p through the USART/UART lines(converting USB signals from the computer into a programming signal the MCU can read). However, given that I can send serial ...
lemon's user avatar
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2 votes
1 answer
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ATmega64 custom board is not programming

I have designed a custom board for ATmega64 as below: It's the first time I want to program it, and I get a "chip enable program error". I can program ATmega16 and ATmega8, but for ATmega64 ...
Mojtaba Miraki's user avatar
1 vote
1 answer
545 views

MTCK and MTDO pins initialization on ESP32S3

I'm currently working on a project using the ESP32-S3 chip, and I've decided to use MicroPython for my coding. In my project, I have connected GPIO 39 and GPIO 40 to relays for various operations. The ...
cyber122010's user avatar
1 vote
1 answer
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Programming a PIC with a programmer on demo board

I'm a beginner on PIC world. I'm doing a project with PIC PIC18F04Q40 and I'm curious if I can use the programmer/debugger present in a Curiosity HPC board to program the PIC18F04Q40 through ICSP ...
noob_programmer's user avatar
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1 answer
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Differences/advantages between manufacturer specific vs core specific programmers/emulators/debuggers?

I bought an Atmel ICE a while ago as a way to step away from the Arduino environment and begin using more custom hardware. Now that I am quite comfortable with this I've begun contemplating using or ...
Alex Jegers's user avatar
1 vote
1 answer
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Issue when performing auto-flash on ESP32-S3 with CH340G

I'm designing a PCB with ESP32 and CH340G. When attempting to perform autoflash, I encounter an error: "A fatal error has occurred - Failed to connect to ESP32: No serial data received".The ...
Alex villey's user avatar
2 votes
1 answer
430 views

How to flash ATtiny10?

I am trying to make LED blinker for my project using ATtiny10, I try Blink example from Arduino IDE. I also made custom PCB: I even found instructables link, how to program it:https://www....
Dominykas's user avatar
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1 answer
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Programmer for ESP32-C3-MINI-1 [closed]

I would like to know if it is possible to use the dev kit with the esp32-c3-mini-1 for flashing/programming the module. If not, are there any recommendations for programmers to use? I am very size ...
Abhi's user avatar
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1 answer
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Why can't I connect to my WCHLink-E on Windows? [closed]

I bought a WCHLink-E to flash a CH32V003 and none of the tools (minichlink, WCH-LinkUtility, etc) could connect to it! (I'm on Windows) Any advice?
Nolan Hergert's user avatar
1 vote
1 answer
295 views

AVR ATmega328P wrong fuses set

I was programming on the AVR ATmega328P using the USBasp programmer. I uploaded the blink example but the LED was not blinking. Thus I went on changing the fuse bits to the one Arduino has. During ...
kam1212's user avatar
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1 answer
242 views

STM32 programmer pin configuration

I have a ST-LINK V2 programmer for STM8 and STM32 with this pin configuration: 1-RST 2-SWCLK 3-SWIM 4-SWDIO 5-GND 6-GND 7-3.3V 8-3.3V 9-5.0V 10-5.0V But on my custom board including ...
barej's user avatar
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Making a custom programmer

I'm working on making my custom ATmega328P programmer. I am new to this and don't have a proper track on how to follow things. I have read the complete datasheet and have knowledge regarding the ...
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1 answer
130 views

Does anyone know the physical dimensions of the Microchip PICkit4 programmer?

Does anyone know the physical dimensions of the Microchip PICkit4 programmer (PG164140)? It would be useful to know so that I can leave proper clearance on my PCB around the programming header. I ...
user4574's user avatar
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2 votes
2 answers
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Is there something like a banana plug that will fit in a 30mil or 50mil through hole test point?

I am developing a cost sensitive product. The printed circuit boards need to be programmed and tested. It seems like a waste of money to put a programming/test connector on the board just to use it ...
user4574's user avatar
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1 vote
1 answer
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Is it possible to reprogram Megawin MG87FE52 IC?

I found an old PCB of a weighing machine in which there was this IC named MG87FE52AE by Megawin that I want to reprogram and play around with, but when I looked at the data sheet of the IC there was ...
BluTen's user avatar
  • 11
0 votes
2 answers
345 views

JTAG Programmer for Xilinx CPLDs

I have bought a Xilinx "Programmable Cable USB" so I can program the Xilinx CPLDs on my custom PCB. The PCBs are not ready yet. My question is, how do I test if this programmer is functional ...
quantum231's user avatar
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0 votes
3 answers
224 views

PIC16F54 I/P PDIP-18 8-Bit microcontroller: self-made PIC programmer with USB serial communication

The PIC programmer circuit below is from the PIC16F54 datasheet. The programming stage can be reached when the pins RB6 and RB7 are set low and the VPP pin gets more voltage than the power supply in ...
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1 vote
1 answer
457 views

SWD isolator solutions

I'm looking to implement an isolated (reinforced, >500V) isolation circuit on the PCBA side that would allow for SWD programming of MCU such as STM32 using JLINK / STLINK etc. The interface is ...
NoobPointerException's user avatar
2 votes
0 answers
81 views

PIC Microcontroller And Dataman Connection Problem

I'm working on my first project with PIC18F4620. I'm using Dataman 48pro2C programmer and it's software. I'm using 5 pin header to connect the microcontroller to the programmer. The pins are VPP, GND, ...
Line Follower's user avatar
0 votes
1 answer
45 views

Changing the output voltage of a programmer

I want to make a portable universal programmer. One of the things I want to do is to power the programmer by the target device. The target device can be 3.3 or 5 V but the programmer is 5 V. I can't ...
Andrey G.'s user avatar
2 votes
2 answers
381 views

Run a RAM app via JLink

I need to run a RAM app on an imx rt 1024, through JLink. What works I have a simple SDK example (blink) which is compiled to SRAM (0x20000000 on the imx rt). When I launch that project from the IDE, ...
bas's user avatar
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0 answers
53 views

Why are the Pololu AVR programmer and Microchip Studio showing different target voltages with the same PCB?

Yesterday I programmed a PCB (powering it using an external power supply, it's a PCB of a commercial device) with an ATMEGA2560 MCU using the Pololu AVR v2.1 programmer and the Microchip Studio ...
nRov's user avatar
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0 votes
3 answers
230 views

Recognizing an erasable EPROM from a non-erasable one

I'm a Software Engineer looking at some datasheets for electronic components, and I've come across an inconsistency that I can't make sense of. I'm looking at PROMs, specifically EPROMs, my thought ...
Joel 's user avatar
  • 103
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1 answer
886 views

Salvaged STM32 programming with ST-Link V2 clone

I bought a ST-Link V2 clone to try and program a STM32 MCU that I salvaged from a hoverboard PCB (STM32F031C6T6). I've been having some difficulty getting it to work. I downloaded STM32CubeIDE and set ...
Stuyvenstein's user avatar
2 votes
1 answer
602 views

Problem in programming ALTERA MAX 7000S CPLD with homemade Byte Blaster

I am trying to read back an ALTERA MAX 7000S CPLD (EPM7064SLC84-10) mounted on a board (a part of the board's schematic is shown below) and copy it on another CPLD. In the schematic, X4 is a male 10 ...
pooya's user avatar
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How does the ATMega32 know that the incoming SPI data signals are the program to be burnt?

From my understanding, in order to burn a C program to the ATMega32's flash memory, the program is first compiled and converted into a hex file which is then uploaded using a computer program such as ...
Fudge Racoon's user avatar
1 vote
1 answer
142 views

Why does AVRDUDE require part ID as an input parameter when it detects the device signature by itself?

When I type the following in terminal avrdude -p m32 -c usbasp I get the following as output ...
Somanna's user avatar
  • 335
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0 answers
148 views

PWM motor control PIC18F4550 code

I am trying to build a PWM motor controller using a PIC18F4550 and I am new on PIC programming I need help to check and improve my code? My project details: I have two analog values from movement ...
Mu Sa's user avatar
  • 1
0 votes
1 answer
136 views

How do I use a USB programmer for SOT23-5 EEPROM? [closed]

Like using the ch314 for an unknown SOT23-5 EEPROM.
Isaac Amor's user avatar
0 votes
1 answer
307 views

PIC16F886 Low Voltage Mode

I want to program a pic microcontroller, specifically, the PIC16F886. I am not experienced with programming PIC microcontrollers, however, after searching, I was able to find that you can program this ...
user1584421's user avatar
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0 votes
1 answer
158 views

Programmer for 68HC711 PLCC 52-pin

I'm trying to find a way to make a backup copy of a HC68711 52-pin PLCC (eventually to another device) that is in a piece of equipment I own. I see various and sundry adapters and the like, but since ...
mike65535's user avatar
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0 votes
2 answers
190 views

Programming unlisted ST microcontroller

STM32F400CBT6 is not found in the list of ST microcontroller. I've bought it from LCSC. It's datasheet is found in LCSC only that is also in Chinese only. I am not able to program it using stlink. The ...
rs04's user avatar
  • 57
1 vote
1 answer
2k views

Why does ESP-prog need JTAG connection to program an ESP32?

I recently bought an ESP-prog module, and use it to debug/program esp32 chips, using vscode and platformio. I am connecting the JTAG cable and the program cable. Debugging works well, and programming ...
nipil's user avatar
  • 35
1 vote
1 answer
128 views

How to program attiny85 on-board without separate leads?

Another newbie question. I’m planning on ordering my first ever printed PCB that would be a simple 3 mm LED driver controlled by a ATtiny85. Now… I could program the chip using a SOIC-8 to DIP-8 ...
Joonas Joensuu's user avatar
0 votes
1 answer
194 views

Programming an ATtiny828 with an Arduino [closed]

I want to upload code using an Arduino to an ATtiny828, is this possible? I saw on YouTube you can upload code to an ATtiny85. Thank you in advance. I want to use this for a PCB design that implements ...
SkePsis's user avatar
  • 67
2 votes
1 answer
224 views

Error in programming ESP32-S2-WROVER [closed]

I have two circuits. One with ESP32-WROVER-IB and another with ESP32-S2-WROVER. I connected both similar fashions. However, I see I can flash the ESP32-WROVER-IB, but I am unable to flash the ESP32-S2-...
SKGadi's user avatar
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1 vote
1 answer
320 views

ATSAMD21E18A - Atmel ICE programming error

Recently I have designed my custom PCB board, which includes a SAMD21E18A. Unfortunately, I am having trouble with programming. I am enclosing the schematic (please ignore the quality of the schematic,...
Tomáš Havel's user avatar
0 votes
0 answers
262 views

Serial flash programmer, how to update only part of the data in SPI Flash

I have SP8-A serial flash programmer and Winbond 25Q32BVSIG chip. I want to update only specific part of the data in SPI Flash, not touching the rest data on the chip. The programmer Manual does not ...
fxgreen's user avatar
  • 191
0 votes
1 answer
3k views

Help with reading and programming 93c56 EEPROM [closed]

I need some advice on software and hardware. I would like to read and program the 93c56 EEPROM chip. The chip is removed from the device. I would like to read the content of the EEPROM and compare it ...
Wintermute's user avatar
1 vote
1 answer
3k views

Programming ATMEGA328P with an USB-UART adapter

I'm having trouble using this USB to serial converter to program my ATMEGA328P. Let me show my steps below: I have bootloaded the ATMega328 using the Arduino as an ISP. I then used the Arduino as an ...
user avatar
0 votes
1 answer
106 views

QFN Programming / Tester / Adapter

I need to be able to test a batch of components ordered abroad. Soldering and removing them one by one would take a long time. I need to be able to read this 6 by 4 component. But can't find anything ...
Mathematics's user avatar
0 votes
1 answer
104 views

AVR ATMEGA32A UART not send and receive data unless programmer is connected

The code in micro is to turn a LED on when it receives "1" from UART and off when receives "0". For VCC I use a phone adapter (5V, 0.7A) which works properly and is suitable for ...
Raana Baniamerian's user avatar
1 vote
1 answer
415 views

Flashing nRF9160 on a custom board with FTDI UART converter or nRF5340DK?

I'm working on a custom board with nRF9160, I want to flash it with the asset tracker sample, however, I do not own a J-link device. What I have is a FTDI USB-UART converter, a nRF5340DK board, a ST-...
PineLel's user avatar
  • 73
0 votes
1 answer
996 views

Difficulty programming a custom Atmega32u4 board with a snap programmer using ISP

I've made a PCB which contains an Atmega32u4, and just finished soldering it up today. Now, I realised that I bought the wrong Atmega32u4 version - I bought the version which does not by default use ...
Jacob Garby's user avatar
0 votes
2 answers
800 views

Debug STM32 with Nucleo

Would it be possible to debug/program another PCB including an STM32 MCU with the debug connector provide on the Nucleo-G474RE? (I don't have an external programmer yet) What would you recommend for ...
Dukel's user avatar
  • 83
2 votes
1 answer
2k views

Microchip device support - MPLAB Snap supported or unsupported devices list

Need to program and debug PIC and AVR MCU's so MPLAB Snap looks to be a very attractive option however: "it supports many of Microchip’s newer MCU offerings but not some legacy products" - ...
Canute S's user avatar
  • 145
0 votes
1 answer
304 views

Externally programming an SPI Flash

I'm interested in flashing a firmware to Macronix MX25V8006E externally, before placing it in the SMT process. This SPI is an external SPI flash for a PCIE to USB 3.0 adapter board which uses VL805-Q6 ...
Firas Abd El Gani's user avatar
1 vote
1 answer
1k views

Programming CH552G

Stack Overflow isn't letting me have all the links I need here, so I put them all in this google doc. Sorry about that! This is my first solo embedded development project, and I can't seem to figure ...
Zico's user avatar
  • 21

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