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STM32 USB DFU circuit

I would like to program a custom board based on STM32F446RET MCU by using the default STM32 USB DFU bootloader. I did the following connections: board VCC to USB cable and VBUS_FS board GND to USB ...
Damien's user avatar
  • 133
2 votes
1 answer
4k views

STM32 ST-Link Unitily does not have the latest firmware

I am trying to update my ST-Link V2 to the latest firmware, since STM32CubeIDE wont upload code if I don't. STM32CubeIDE wants V2J38S7: But it always fails to update: "Upgrade successful" ...
Christianidis Vasilis's user avatar
3 votes
0 answers
3k views

ST-Link V2 - Firmware Update Error

I purchased a few ST-LINK V2 debuggers / programmers and they were all clones as expected but I was only able to update a single one past V2.J17.S4. For the rest, I just get the error attached. ...
Lister Remmir's user avatar
0 votes
1 answer
22 views

Does CSR1012 need an external non-volatile memory for this application?

I am building a IoT device in which data is fed from I2C to CSR1012 BLE IC and the CSR1012 then transmits the data. CSR1012 is programmed as a master MCU. I need over-the-air update capability to ...
xyztg's user avatar
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1 vote
2 answers
93 views

How can I choose an absolute encoder with appropriate resolution?

I have a motor that runs between 3 to 3000 RPM. The drive update time is 2.2 micro seconds. What is appropriate an encoder resolution for this work (especially for lower speeds) so the drive could ...
fatemeh katibeh's user avatar
0 votes
1 answer
185 views

What is the meaning of Output data rate of Bosch BMI270?

what is the meaning of ODR (output data rate) BMI270 says it has 1.6kHz for accelerometer ODR does it mean internal registers update rate is 1.6kHz or 1.6kHz/(16bit x 3) = 33Hz ? (here 3 is, 3 ...
oppo's user avatar
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1 vote
0 answers
95 views

Firmware self update MCU level support: MK20DX256VLH7 or MIMXRT1062DVL6A

I've been reading MK20DX256VLH7 datasheet for a day and still didn't find any description about built-in mechanisms for intrinsic firmware update. I mean stuff that helps (allows) currently running ...
4xy's user avatar
  • 111
-1 votes
1 answer
3k views

How to update firmware over DFU on read protected STM32 microcontroller with command line tool?

STM32 microcontrollers have bootloader in system memory which is write-protected. This can be booted with right sequence, that I don't cover here. ST provide more tools to upgrade firmware from ...
mitjajez's user avatar
  • 313
0 votes
2 answers
940 views

IAP bootloader not jumping to the application address

I am working on IAP in STM32F4. I received .bin file using uart and flash it in 0x08004000 address successfully and disable irq , set msp , set vector, deinit hal , reset the systick registers but the ...
suriya's user avatar
  • 11
4 votes
1 answer
127 views

How can I make it so that customers who buy my arm based product can easily update the firmware?

I'm building an arm-based (stm32F7) hardware device which will have a USB port. I would like to be able to update the firmware and distribute it such that customers with my device can easily install ...
Sam Hall's user avatar
  • 143
3 votes
4 answers
2k views

Altium designer, The designator does not update when using update from libraries

I am fairly new to this forum and to altium designer. I am having a problem updating a transistor designator from Q? to T?. When I use the update from library in the tools menu, all the parameters ...
Limoo's user avatar
  • 31
1 vote
3 answers
1k views

SSD1306 I2C: Draw only changes works however on wrong position, how to set position (command)?

I create an OLED display class for the SSD1306 and how it works is pretty straight forward. The display is buffered (offscreen method) and at performing an update, it 'dumps' the buffer to the display ...
Codebeat's user avatar
  • 1,326
0 votes
2 answers
2k views

Is possible to update the firmware of the PN532 chip?

I want to know if is possible to update the firmware of the NFC chip PN532 from NXP. If it is, how can this be done? If this isn't the appropriate Stack exchange site please move the question.
Rocco Mancin's user avatar
4 votes
1 answer
2k views

Is there a preferred encryption scheme for encrypting firmware builds on external flash?

I have a product that is going to be deployed in large numbers, and I want to maximize the trouble that someone is going to go through to reverse engineer it (a high level of security). It is an ...
Alex C's user avatar
  • 347
1 vote
1 answer
913 views

Does dual-bank read-while-write work properly in STM32L071?

I'm trying to reprogram the NVM (flash bank 2) while running code from flash bank 1 in the STM32L071CB microcontroller. As AN4808 and AN4767 states, "the memory interface is capable of reading both ...
mac's user avatar
  • 11
2 votes
3 answers
19k views

Updating Schematic Component/Footprint in Altium Designer 15.0

I am building a library for Altium Designer version 15.0 and have a schematic component as well as a PCB footprint. The footprint is linked to the schematic through the dialog opened when I double-...
DerStrom8's user avatar
  • 21.3k
1 vote
1 answer
272 views

U-blox 6 GPS module why does it still display points every second when set to 5 minutes?

I'm trying to set up a U-blox 6 GPS module with an Arduino. In order to save power I have tried to reconfigure it using the U center to search for a fix only once every 5 minutes. I have read the ...
Shara's user avatar
  • 57
3 votes
1 answer
782 views

Is there any way to programmatically reset the BWP bit on a PIC32

We have a product using the PIC32MX795F512L out in the field that has firmware in both the boot and program sections. The boot flash is write protected using the BWP bit 24 = 0 in DEVCFG0. The ...
tcrosley's user avatar
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