Questions tagged [programmer]
A tool to program microcontrollers and/or programmable logic.
213
questions
1
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0answers
47 views
voltage level handled using optocoupler [duplicate]
I want to program at89c2051 chip. I am referring circuit diagram where the optocoupler is used to handle the 2 voltage levels (+12V and +5V).
i didn't understand how Pin A0 and A1 will control the ...
0
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0answers
24 views
Programming CC3200 Microcontroller and Separate Flash Without a Development Board
I have an "Alfie" device which has wifi and USB, but I never
use this device, so would like to change its function.
It uses the CC3200 microcontroller (which has a little ROM)
and a separate ...
0
votes
0answers
12 views
Lattice ispLSI CLPD dump/transfer hex file
I have two boards that contain Lattice ISPLSI1016-60LT44, one is dead in short circuit (is is very hot when powered also), one is on working condition. Even though this part is discontinued by the ...
1
vote
1answer
42 views
Using a Renesas evaluation board as a Programmer
I am new to using renesas microcontrollers, and could use some advice from someone with experience using them. I found this rl78 evaluation board and a quick reading of the product description on the ...
0
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0answers
37 views
STM32L011x3/4 TSSOP14 pinout schematic
Can someone who understands the bad subject in english can fix it
schematic where exactly is the error
ST-Link V2 debug programs error
0
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0answers
37 views
Can I use ST-LINK (or clone) for programming non-ST ARM{7,9} and Cortex A chips?
Can I program non-ST ARM926 or ARM7TDMI and Cortex-A chips using ST-LINK and ST-LINK clone? I've searched ST's website and I haven't found anything about this. If no, what is the cheapest way to do ...
0
votes
1answer
27 views
Does providing a noisy Vpp for a short period of time affect programming an EPROM?
I have been designing a complex(from my perspective) EPROM Programmer with an ARM-based STM32f103C MCU -actually it's a bluepill board- , I already programmed my EPROM before by hand manually and even ...
0
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0answers
30 views
How does this board achieve snapability (ESP8266 programmer) for a SMD IC? [duplicate]
There is a programmer for the ESP8266 that allows you to snap the ESP module in and out of the board to program without soldering? I never seen this type of connector before, does anyone have a part ...
1
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0answers
39 views
Fischi.de/usbasp programmer
I have constructed the usbasp programmer that is described on the https://www.fischl.de/usbasp/ website. I uploaded the firmware to the atmega8 using an arduino uno and avrdudess I set the hfuse to ...
0
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0answers
50 views
What are <device_name>@<device_index> to quartus_pgm?
I am trying to download the firmware of a MAX 10 FPGA with the "examine" operation. The help for the command line interface quartus_pgm to Quartus Prime says
...
0
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0answers
17 views
Can I use FlashPro for a user specific interface with FPGA
I am using SmartFusion2 FPGA for a design and would like to use the same JTAG interface used for FPGA programming to communicate with the PC (to perform operations like writing data to embedded RAM of ...
1
vote
1answer
114 views
St link v2 and stm32f401rbt
Hi i am designing my stm32f401rbt6 board i have stlink v2 which is common and cheap :
I used blue pill (stm32f103),programming is done with 3.3v,gnd,swclk and swdio.So can i do same process with ...
0
votes
1answer
71 views
STM8 microcontroller burns when i plug in the ST-LINK (v1 or v2) programmer
I am working on a project/PCB that contains the STM8S003F3 microcontroller. Every time I do the following steps, the microcontroller gets burned. The steps are:
I program the STM8S003F3 by using the ...
0
votes
1answer
114 views
ATMEGA328 USBasp schematic
I have some problems about programming my ATMEGA328 with USBasp programmer.
I have found different schematics for the connections and I do not know which I have to use (and I'm afraid to break ...
0
votes
3answers
264 views
ST-LINK/V2 repairing issue
My original ST-LINK/V2 has been broken. There was the Short circuit between VDD and GND pins. I changed the MCU(STM32F103C8T6) and the voltage regulator(LD3985M33R) with new ones. Short Circuit ...
0
votes
1answer
121 views
Stand-alone flashing of STM32
I'm developing a fixture tool to test a custom PCB with ST Bluenrg1 (STM32 M0 core + bluetooth).
This fixture tool has its own MCU working at 5V.
I would like to flash automatically first previous ...
0
votes
1answer
47 views
TinyFPGA A series board programmer compatibility
Since the programmer writes configurations to the flash of the fpga can I use the TinyFPGA programmer for A series boards on any lcmxo2 chip? Or can I at least use it for the same chip with a ...
0
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2answers
23 views
What is IDC connector pitch on a USBAsp?
I am planning to use a USBASP programmer to program one of my boards, and I want to use a fitting receptacle on my board. I fail to find the exact pitch that the USBAsp's IDC connector has (as I ...
asked Nov 16 '19 at 11:07
Anthropomorphous Dodecahedron
1,2201 gold badge8 silver badges23 bronze badges
0
votes
1answer
393 views
Program ESP32-CAM via FTDI without manual reset?
When programming the ESP32-CAM with an FTDI, I proceed as follows:
Connect GPIO0 to GND.
Reset the ESP32-CAM. (by cutting power)...
1
vote
0answers
112 views
MON08 RS-232 Programming Interface
I'm trying to build a MON08 interface to program a 68HC908QB8, as per page 13 of this PDF:
Low-Cost Programming and Debugging Options for M68HC08 MCUs
Below is my schematic, from which I have ...
0
votes
2answers
203 views
Can I program an MCU directly from USB if it supports USB? [closed]
If a microcontroller has USB functionality, can I program it directly from a USB port? Can I design the PCB without a USB to serial converter? What are the precautions I should take? The example that ...
1
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0answers
214 views
Generate XCF file for Lattice Diamond from command line
I am writing a Makefile for Lattice Diamond and have come as far as to cover all steps from synthesis to bitfile.
To program the FPGA (a MachXO3L in my case) I looked for a command line tool, and ...
0
votes
1answer
230 views
How to lock an ATMega328P from cloning? [duplicate]
I was working with the Arduino IDE. I tried to find out from where a MCU can be locked so that nobody can make a clone from it.
I found many answers describing something about lock bit.
I realized ...
1
vote
1answer
1k views
BOOT0 vs BOOT1 circuit design in STM32f103 (ST-LINK)
I have a question about designing st-link v2. According to the schematics provided by st.com Please help me in analyzing this schematic. Why boot0 was pulldown with a 100k resistor but connected boot1 ...
2
votes
2answers
2k views
How can I program an Atmega32u4 over USB with this schematic?
This is my first time trying to program an Atmega32u4. I made a PCB with the following schematic:
Now I've soldered all the parts onto the PCB, and I've plugged a micro usb cable from my computer ...
7
votes
2answers
2k views
SWDAP vs CMSIS-DAP vs DAPLink
EDIT :
I got the basic questions (for example, what is CMSIS-DAP?) answered by user @Nipo. Based on that, I restructured my post in a more logical way. Hopefully ...
2
votes
0answers
110 views
Deployoing compiled program from Atmel Studio or Avr dude to Atmel “XMEGA-A3BU Xplained”
Im attempting for the last 3-4 days to connect the Atmel dev board to the computer in order to either load the .elf or hex file to the bootloader in order to turn on a LED.
Im following instructions ...
0
votes
1answer
107 views
AVR programmer necessary? [closed]
I have an atmega168pb and I've noticed that there is a difference in how the board can be programmed between Windows and Linux.
On Windows using Atmel Studio you can select an ISP interface and it ...
1
vote
1answer
116 views
PICKit 3 VDD Overcurrent
The PICKit 3 user guide tells me that it can source up to 30mA when in "Debugger Powered" mode, and that this mode can be used for independent programming in some cases. It also tells me the PICKit 3 ...
0
votes
2answers
100 views
USB type-B sockets vs USB Mini-B sockets [closed]
Most Programmers hardware equipped with USB type-B connectors for connecting to PC. USB Mini-B connectors are much less used in device programmers. Have the USB type-B connectors any advantages or ...
1
vote
1answer
136 views
Need help understanding an universal pin driver schematic
I was studying a schematic of an universal 48-pin device programmer, and while most of it seems pretty straightforward to me, I have trouble understanding the reasons behind some of the decisions made ...
1
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1answer
203 views
SWD AHB-AP access gives ACK_FAULT
When attempting to debug a STM32L471RGT6 chip over SWD, I encounter an ACK_FAULT whenever sending an AP request to halt the core.
I've implemented the following sequences which all work correctly, ...
1
vote
3answers
7k views
avrdude: error: program enable: target doesn't answer. 1
Before I can program my ATmega32 through USBasp but now only in 30 times or more try I can program ATmega32.
I get this error
...
1
vote
1answer
139 views
Not able to program Attiny85-20PU
I have a small amount of Attiny85-20PU which I am trying to program with a stk500v1-type-programmer (for the sake of simplicity say an Arduino with ArduinoISP-Sketch).
My first attempts with that ...
1
vote
1answer
1k views
Can I covert a 3.3v/5v USB TTL Serial device to 1.8v using a LM1117 1.8v regulator?
I have a HDD which has serial access but needs 1.8v TTL serial. I only have 3.3/5v serial devices. The standard PL2303, A UART Usbbee, and a generic serial adapter. The PL2303 & generic have 3v/...
0
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2answers
794 views
Programming a STM32F407 with a Raspberry PI: No answer on JTDO
Introduction
Getting in touch for the first time with an ARM MCU (the STM32F407ZE), I am trying to generate a first working "Hello world!" blinking led.
For programming the MCU, it seem possible ...
0
votes
1answer
435 views
Is a TXB0108 apt for level-shifting in SPI programming?
I plan to use a TXB0108 to level-shift between the cheap CH341A programmer voltage and the Winbond W25Q64FW from 3.3V to 1.8V
On the silicon I can read:
...
1
vote
1answer
46 views
PIC programmer problems reading and writing program configuration memory
I was making a programmer for pic16f877a using arduino with the help of the programming specification document as I can't find any good one around here at the time.
I was able to write code in the ...
0
votes
1answer
201 views
PIC12C672 Replacing Upgrading to PIC12F683 RT809F PROGRAMMER
I'm new to the microchip PIC world but not to electronics. I've been learning chip level PC and laptop mother board repair.
I have a smart battery charger that uses a PIC12C672 that was destroyed ...
0
votes
1answer
224 views
Why is the Voltage only 1.4 for reset input when in high impedance?
I attempted to make myself a 2-in-1 programmer so I can program both AT89Cx051 and AT89S52 on the same board without having to do so much plugging/unplugging of the port.
The main issue is the strobe ...
3
votes
3answers
2k views
Explain why the NodeMCU auto-program circuit would be useful
I'm looking at the NodeMCU "auto-program" circuit but could not understand why it is there at all.
From my point of view, this circuit enables open-collector outputs, but makes programming dependent ...
0
votes
1answer
517 views
Can not flash atmega328p with usbasp
My usbasp was working fine.I could burn programme to atmega328p.But last night i wanted to cahnge the clockspeed by clock_prescale_set ( clock_div_t x ).
after that it burned successfully and ...
2
votes
2answers
216 views
Switch between power and signal with MCU
I am trying to make a basic EPROM programmer using an Arduino. It is designed to programme M27c322/160/800 devices.
One problem I am encountering is that these 3 devices have a couple of the pins ...
1
vote
1answer
303 views
EPROM programmer voltage/signal switch
I am trying to make a basic EPROM programmer for M27C322/160/800 chips, mainly as an learning exercise since I know I can buy adaptors for programmers I already own.
I found a very useful resource in ...
0
votes
0answers
1k views
TrueStudio flashing board gives “Unknown MCU found on target error”
I am attempting to flash a custom PCB using Atollic TrueStudio and a Nucleo board. I have the PCB connected to the SWD header on the Nucleo. In TrueStudio I have set the target device and am using ST-...
2
votes
1answer
150 views
Is it a good idea to connect PC to a non-isolated DC supply
I am working on an AC Voltmeter. The supply to the microcontroller is not isolated. Only a bridge rectifier is used convert AC to DC. To get 5V, resistors are used to drop down the voltage.
Is it a ...
0
votes
2answers
3k views
usbasp with avrdude: error: program enable: target doesn't answer. 1
I purchased a "usbasp" programmer from AliExpress for use with my ATtiny84A AVR devices. This has the text "USBASP V2.0 LC Technology" screenprinted on the top of the PCB, and it looks very much like ...
0
votes
1answer
764 views
What data is stored in an eeprom that’s not in the flash memory? [closed]
I’m wondering generally what information is stored in an eeprom that’s different than what’s in the flash drive that contains firmware?
Mostly in mobile devices. Does the eeprom contain user settings ...
1
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0answers
65 views
How to read all memory from damaged CF?
My CF card has been corrupted. I don't know how is that happened. I just using new card (five months old) on EOS 5D Mark II with installed ...
1
vote
1answer
171 views
Can a Raspberry PI be used for high voltage parallel programming?
I have a Raspberry PI 2, and I know it's possible to use an Raspberry PI for programming an AVR, but I came across something. Apparently if you brick your chip by fiddling with the fuses you need a ...
