Questions tagged [st-link]
The ST-LINK is an in-circuit debugger and programmer for the STM8 and STM32 microcontroller families.
68
questions
1
vote
0answers
18 views
STM32 SWO & OpenOCD with Variable SysClock
I have been using SWO with STM32 chips for debugging for a number of years. I have managed to side-step this issue until now. I would like to be able to use SWO for debugging while varying the ...
0
votes
3answers
85 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 ...
1
vote
0answers
64 views
Why would an STM32 not execute its program after upload?
I am attempting to breadboard an STM32F401 using a 64-pin breakout board. I am able to both connect and upload my program successfully (via ST-LINK V2 SWD pins), but once uploaded, the program seizes ...
0
votes
1answer
44 views
Generic ST-Link V2 Not Resetting Target?
I bought a generic ST Link online, hooked it up to my target correctly (using SWDIO, SWCLK, GND, and RST), and tried to Target => Connect in the STM32 ST-LINK ...
0
votes
1answer
43 views
stm32f429 hardware development
I have built a custom stm32f429 board. It uses SPI, I2C, UART and CAN for communication with various sensors. This is my first stm32f429 board, i've designed boards around stm32f3 and f1 series before....
1
vote
1answer
154 views
Can I use a ST-LINK V2 as a universal JTAG or TTL serial interface?
I have a ST Link V2 as pictured below. I would like to use it as a general purpose JTAG and or Serial TTL USB interface for communicating with a wide variety of devices. The documentation claims it ...
0
votes
0answers
33 views
issues with serial printing with broken stlink using arduino ide for nucleo f411re
I am using stm32 nucleo f411re for a project.
I have separated the stlink from the board, and I am using arduino ide extension in vscode to program the nucleo f411re.
The issue is I am not receiving ...
0
votes
1answer
72 views
Accessing the STM32L412KB Serial Wire Debugger (SWD) Connections (Novice User) [closed]
I am attempting to program an STM32L412KB device using ST-Link/V2-1, a Raspberry Pi 3B+ and OpenOCD software.
To do this however, I require access to the SWDIO connection and the SWDCLK connection of ...
0
votes
1answer
113 views
How to program STM32_F4VE with ST-LINK/V2/01-0 [closed]
I am using keil uvision 5. I haveSTM32_F4VE development board and ST-LINK/V2/01-0.
How to program this board with ST-Link v2? If you can suggest some website link also it would be helpful.
1
vote
2answers
81 views
How can I run an STM32L with an unpowered ST-Link connected?
I have an STM32L476RG on a custom board that I have to leave connected to an external ST-Link/V2 so that I can reprogram it without accessing the hardware. I'm also forced to do this via a USB hub due ...
0
votes
2answers
269 views
Programming STM32 Black Pill with ST-LINK/V2 dongle
So I recently bought the STM32F103C8T6 "black pill" dev board along with the ST-LINK/V2 dongle (more probably a Chinese clone). After much struggling I figured out that I need to hold down the dev ...
22
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10answers
8k views
STM Microcontroller burns every time
I have some experience working with stm32 but I only ever used them on dev boards.
I recently tried to solder stm32 and stm8 on a simple break-out board and program them with my st-linkv2 clone.
On ...
0
votes
0answers
35 views
Usart2 on STM32F401RE is not working after cutting st-link
As I know, Virtual COM port of ST-Link connection is connected to Usart2 on a STM32F401Re. When, ST-Link part is still attached everything is working fine on Usart2.
However, after cutting ST-Link ...
5
votes
0answers
231 views
Is JTAG faster than SWD for debugging on an STM32F with STLINK-V3SET programmer?
There is a new STLINK-V3SET programmer that someone dropped off on my desk today. It supports USB 2.0. My thinking is that if SWD is the bandwidth limiter in the signal chain then a new programmer isn'...
0
votes
2answers
121 views
On-board st-link programmer on F411 Discovery board cannot connect
Backstory:
I have STM32F411E-DISCO board which has on-board st-link which i used before without problems (also programming external stm's). Today i tried to program STM32F103C8T6 with SWD connector (...
1
vote
1answer
512 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 ...
-1
votes
1answer
220 views
STLink USB communication error when no board is connected
I'm new to using the ST-LINK, and I'm trying to isolate a connection problem, by checking if the ST-Link itself is working well with my computer.
I connected the ST-LINK V2 by itself to a Windows 10 ...
0
votes
0answers
23 views
stm32f103c8t6 program downloading
I got st link v2 mini usb driver and stm32f103c8t6. When I load a program from keil through st link v2 it says 'loading is OK' (programming pin connections are true) but PC13 led of stm32f103c8t6 is ...
1
vote
2answers
112 views
STM32F0 Disco on-board “Cannot connect to target”
So I've already went through these topics:
"can-not-connect-to-target-using-stm32f0-discovery-board-as-st-link"
"STM32 & ST-LINK - SWD connector not working"
I cannot access on-board target with ...
0
votes
1answer
39 views
Unable to resolve ADC conversion error in stm8s105s6
I'm trying to learn ADC on stm8s105s6. But not getting proper adc result. I shorted VCC to analog pin 3 and expected conversion value near 1023 as stm8 has a 10 ...
2
votes
0answers
1k views
Add serial interface to ST-link clone
I recently started studying STM32 microcontrollers (BluePill STM32F103 dev board + ST-link V2 clone). I was wondering if it is possible to add serial communication to ST-Link clone?
From what I ...
0
votes
0answers
432 views
STM32CubeProg vs STLINK Utility
There are 2 software tools provided by ST to flash their STM32 MCUs namely STM32CubeProg and STLINK Utility
STM32CubeProg Page says:
STM32CubeProgrammer (STM32CubeProg) is an all-in-one multi-OS ...
0
votes
1answer
110 views
ST-LINK and PA13,14 Pins on STM32F407
If I use PA13,14 pins for flashing my MCU via ST-LINK programmer then can I also use these pins as GPIO in the same circuit? Will that not disturb the ST-Link if some analog or digital circuit is ...
0
votes
1answer
48 views
Minimal circuit to flash STM32F4 using STLINK
I wonder if I need to put some circuit between STLINK and STM32F4 MCU to flash it or does it simply require to connect the wires 1:1 directly? I cannot find it in the datasheet.
1
vote
1answer
767 views
NRST pin of unpowered STLINK V2
I am using the STLINK from a Nucleo board in order to flash and debug a STM32F7 MCU on a custom board.
Everything works fine except when STLINK is connected to my custom board AND unpowered. Indeed, ...
0
votes
1answer
123 views
On-board ST-Link Firmware
There is an on-board ST-Link on STM32F4Discovery board based on STM32F103 MCU. If I have to use this circuit in my design then where could i get the ST-Link firmware for STM32F103 MCU?
2
votes
1answer
215 views
STM32F429I Discovery board - unable to do printf() redirection using SWV/ITM
I am an STM32 newcomer. I recently got an STM32F429 Discovery dev board which I have been playing around with. Currently I'm trying to figure out how to use the debugging functions of this M4 Cortex, ...
1
vote
2answers
705 views
Minimum connections needed between stm32 MCU and the st-link programmer? [duplicate]
My MCU is stm32L432kc. I've concluded that we need a minimum of 4 connections: SWCLK, SWIO, vcc and gnd. Can someone from here confirm that?
And another question is I'm confused how to connect the ...
0
votes
1answer
736 views
STLink 3.3V target power
In order to program a target MCU with STLink you need to connect 4 wires - SWCLK, SWDIO, GND and VCC (3.3V). STLink v2 programmer has 3.3V pin already present and ready to use. But let's say I would ...
0
votes
1answer
1k views
STM8 SWIM interface connection problem
I am trying to connect STM8L052C6T6 microcontroller using SWIM interface (STM8 port) on ST-Link/V2 programmer and it just doesn't connect.
Power comes from outside power source (target is powered) ...
-1
votes
3answers
3k views
“Can not connect to target!” using STM32F0 discovery board as ST-Link [closed]
(first posting here so bear with!)
Hi,
I'm a very novice embedded programmer and have hit a wall trying to use an STM32 discovery board as an ST-Link programmer to an external STM32F051K8T. I know ...
1
vote
1answer
289 views
Stm32f103 blue pill and stlink power
When two or more of these modules have their 5v pins hooked up to a common 5v rail (power off) and I connect an 4-pin SWD st-link to the programming pins of one, I'm finding that all modules (and ...
0
votes
1answer
396 views
Programming STM32F407 discovery by the ST-Link V2
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.
I faced to a problem that i still haven't ...
0
votes
2answers
255 views
How to connect custom stm32 board to debugger
I have a custom STM32 microcontroller board. I have verified all of the electrical connections, and I am able to program the board with Texane's st-flash utility. However, I would like to debug the ...
2
votes
1answer
988 views
USB communication error in ST-LINK v2 [closed]
I have been trying to program my STM32L476RG micro-controller based breakout board using ST-LINK v2 as the programmer. I have hooked every VDD of breakout board to 3.3 V pin of programmer and ...
1
vote
0answers
106 views
OpenOCD debugger in Eclipse Neon 4.6.2 Error in final launch sequence
I have been struggling with OpenOCD debugger under Eclipse Neon 4.6.2. Whenever I run the debug configuration I receive below given error message
I have been attempting to debug the STM32F417VGT6 MCU....
1
vote
3answers
2k views
Atollic STM32H7 + ST-LINK Error writing data to flash with math library
I am currently working on a STM32H743VIT6 chip (on a self-designed board), with the Atollic TrueStudio toolchain (ver. 9.0.0), using a ST-LINK debugger on a STM32F4-Discovery board (ST-LINK firmware ...
2
votes
2answers
900 views
Can one program an STM32H7 chip directly using an ST link/V2
I recently bought an STM32H7 chip, soldered onto a breakout board. I have been trying to program it using the ST-link/V2 using system workbench for STM32. I get the error: "Wrong device detected". The ...
1
vote
1answer
1k views
ST-Link V2 Programming STG-850 PLC — STM32
I'm trying to connect to a Barth STG-850 PLC for the first time and am using the ST-Link V2 programmer (not the ISOL version) and have been unsuccessful so far.
The crux of my problem likely stems ...
0
votes
0answers
200 views
STM32F0 SWD not working VDD >2.9V
I made a board with a STM32F031 and connected it to the ST-Link integrated into a STM32F4-DISCOVERY.
To this point I was able to figure out, that the SWD connection works, if I supply a voltage of <...
0
votes
1answer
431 views
STM32F7 programming problems
I am trying to program an STM32F7 series MCU on a custom PCB (migrating over from a nucleo dev board) but I am having trouble connecting to the MCU. Using STM32CubeProgrammer (the new programming ...
0
votes
0answers
703 views
Using a nucleo board as ST-link for STM32F722RET6 (Error: ST-LINK error (DEV_TARGET_CMD_ERR))
we have disconnected the ST-link from the nucleoboard and prepared it correctly for its use. we connected it back to the nucleoboard, and everything worked like it should.
We want to use this ST-link ...
0
votes
1answer
669 views
Power consumption of Nucleo L432KC board
I'm currently developing an IoT LoRa node using a Nucleo L432KC.
I want the node to be alive more than a year, so I want to test its energy consumption very carefully.
I intended to cut off any ...
1
vote
0answers
2k views
How to use JTAG to connect external ST-LINK/V2 with STM32F407VG discovery board? [duplicate]
I want to isolate the on-board stlink, and use an external ST-Link/v2 to program/flash the board. I have a 20-pin JTAG connector. This is just a temporary, proof-of-concept project.
I have removed ...
0
votes
2answers
4k views
STLINK V2 disconnects in the STLink Utility
I have some strange behaviour of my STLINK V2 when I just plug it in the USB port and then open the STLINK Utility tool. When I then go to settings it finds the STLINK V2, but after about 5s the ...
0
votes
1answer
3k views
Converting ST link v2 to Jlink [closed]
Has anyone had any succes with converting a ST link v2 to a Jlink using the software that Segger provides? I have not had any success, even with using instructions they provided and was wondering if ...
4
votes
1answer
4k views
Error when using debugging under Atollic TrueStudio / STM32
I'm using
STM32F103C8T6
Atollic TrueStudio
STLink2.1
Error I get when debugging:
Debug configuration set in TrueStudio:
What worked before was in SW4STM32/Eclipse, with the following settings. I ...
0
votes
0answers
5k views
ST-LINK “USB communication error”
I have a custom PCB (based heavily on the Nucleo board) using the STM32F767II. I am using Atollic TrueStudio on Windows 10 and programming it through the ST-LINK on the Nucleo board (header CN6). I ...
2
votes
2answers
1k views
STM32F4 without ST Link module
I ordered an STM32F4xx board to use it in an embedded systems class a couple months ago. It has arrived yesterday and I figured out it does not have the ST Link module included.
How can I program it? ...
7
votes
3answers
8k views
Do I really need to put stm32 microcontroller into bootloader mode to program it?
I have started learning stm32 microcontroller for a while using a very small development board "stm32f103c8t6" (or blue pill). when I started, I learnt from some tutorials that I have to switch a ...
