Questions tagged [bootloader]
A bootloader is a utility program used to load an application program into memory.
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Move PGEC2/PGED2 to PGEC1/PGED1 on PIC32MX
I have a board with PIC32MX795F512L. The board icsp connector is connected to PGEC1 (pin 24) and PGED1 (pin 25). I accidentaly flashed a hex bootloader (i don't have the source code) used for another ...
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Running Teensy41 on battery
I'm trying to get my Teensy41 project to run on battery. The docs at the link below seem to indicate that connecting 5v across VIN and GND pins should be enough to run on battery. Initially I am just ...
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Are there any flash (or other non-volatile) memories with page erase sizes that are not a power of two?
Are there any flash (or other non-volatile) memories with page erase sizes (in terms of address space) that are not a power of two?
I am not interested in old (retro-computing / out of production / ...
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STM32 Bootloading issues on custom PCB
I designed a gas sensor board around the STM32F030F4P6, and have been having issues boot loading. I am using the ST-Link V2 bought from Digikey, and 6 pin tag connect, and it seems that regardless of ...
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STM32MP157D-DK1 OS building
I am trying to flash binaries that I have generated with Yocto, intended for an STM32MP157D-DK1 board. However, during the process, I am encountering the following error: 'Partition 0xBB not found in ...
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ESP32 Boot Mode
I am using ESP32-S3-WROOM-1-N16R2 in my design. In ESP32-S3 development board schematic they connect boot pin GPIO0 with external switch.
The reference image of dev board link is below:
https://dl....
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System Memory (Internal Boot ROM) of STM32F446XX
The datasheet and this article refer to an internal boot ROM that stores the bootloader on the STM32 MCU. The memory map (for the STM32F446RE) shows it to be at ...
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16 MHz crystal not oscillating
I recently designed a custom board in KiCAD using an ATMEGA32U4, I had JLCPCB solder on the USB-C connector and MCU, however I can't get it to boot load. I referenced another design that works (I made ...
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STM32F417 DFU bootloader fails to start HSE crystal
I have a problem with a custom STM32F417 board. On some boards the DFU bootloader works fine, while on other ones it fails to connect by USB. In my custom firmware all boards connect fine by USB.
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Role of RTS and DTR With CH340X, STM32WLE5, STM32CubeProgrammer
I am trying to (design a PCB where I will) program a STM32WLE5C8U6 via UART from my laptop using a CH340X in between. The CH340X shows this application circuit in the datasheet:
I understand what the ...
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Dual Linux Images on a single partitioned eMMC for OTA updates on SAMA5D27 ARM based MPU
To be able to support OTA updates I want to load the new update image to one partition and have the current running image on the other partition. Then switch partition to run from the new image at ...
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My custom ESP32 PCB disconnects from USB
I made a custom ESP32-S3-N8 PCB board. I want to flash via USB.
When I switch the power on and then press the button connected to the EN (GPIO45) pin my ESP stays connected for like 5 seconds.
When i ...
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STM32F4 Bootloader to talk to SWIO
Is there a way for our custom bootloader to communicate with SWD pins. I am asking this because if we want to put the code into a particular memory space while using SWD then we will need to use a ...
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Replacing broken CSR8670CG on BOSE soundlink color 2
Injecting 4V DC directly on the PCB as shown in the following image
I got the CSR8670CG IC becoming very hot.
I suspect that the IC is broken and I am wondering if changing it is a feasible option.
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How to program a new STM32F103C8T6 on custom PCB via USB to serial converter?
I puchased some STM32F103C8T6 from AliExpress which I soldered to my homemade PCB via a reflow oven. But, the problem is my program uploaded, but it did not run.
To confirm that it's not the pcbs, I ...
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