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an example of linker script in Nordic_nRF_Connect_SDK. don't understand why it could work
I have copied here a piece of code from Nordic_nRF_Connect_SDK\v2.4.2\zephyr\arch\common\ramfunc.ld
As some background info: memory sections used for MPU needs to meet following:
section start ...
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26
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NRF52832 bluetooth mesh lightness setup server set cb triggered by timer
I have an issue with the Lightness setup server set cb being triggered without a connected device and is not internally called in my code. Yet for some reason the set cb is triggered every time my ...
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1
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252
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Trying to link with mbedtls functions fails with Zephyr
I am building a Zephyr application to run on an NRF52840. I am trying to derive a session key with the following function :
int derive_session_key(const uint8_t *device_token_key, const uint8_t *...
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1
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78
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Null in a dereferenced Stack Pointer in Rust on Cortex-M4 (nRF52833)
When developing a Rust no_std bootloader for my micro:bit v2.21 (Cortex-M4, nRF52833), I have encountered a weird error.
The bootloader jumps to the main application using cortex_m::asm::bootstrap(sp, ...
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132
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BlueFruit: No Arduino access to Service or Characteristic of nRF52840 devices
I installed a BlueFruit on XIAO Sense nRF52840 to handle 16+ BLE devices.
Bluefruit.begin(0, 8);
Bluefruit.setTxPower(4);
Bluefruit.setName("Bluefruit Scanner");
Bluefruit....
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1
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124
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Zephyr ILI9341 Display Driver Compilation Errors - Missing Devicetree Properties
I'm trying to use an ILI9341 display with nRF52840 in Zephyr (v4.1.99). The build fails with multiple errors about missing Devicetree properties when compiling display_ili9xxx.c:
error: '...
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51
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BLE Buttonless DFU App Crashes After Setting High on P0.27 and P1.07 – nRF52840 Custom Board (nRF5 SDK v16.0.1)
I'm currently working on a custom board based on the nRF52840, using SoftDevice S140 v7.0.1 and nRF5 SDK v16.0.1. I’ve integrated the BLE Buttonless DFU example (examples/dfu/secure_bootloader/...
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How to setup openthread border router with multiple instances to handle different networks
I am new to OpenThread. I have set up a Raspberry Pi 3 as a border router and am using an Nrf52840 USB dongle as a radio to communicate with thread-end devices. I am using ESP32s as the end devices.
...
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64
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Nordic Semiconductor nRF52832 ble_app_uart_c example in Eclipse IDE: syntax error in main.c
I have configured Nordic Semiconductor nRF52832 ble_app_uart_c example in Eclipse IDE, added all required header files paths to nRF5_SDK - no editor errors related to imported header files, also can ...
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158
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Getting error "undefined reference to `ecdsa_pub_key_len'" when attempting to sign an MCUBoot binary file for a Nordic nRF52840
I'm building firmware in SDK 2.6.2 with MCU Bootloader in order to be able to perform Bluetooth updates. In trying to sign the file, I ran into issues.
I created a key using:
py imgtool.py keygen -k ...
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64
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Does mesh-cfgclient support "no-oob"?
I’m trying to provision a Bluetooth Mesh device using BlueZ’s mesh-cfgclient tool on a Raspberry Pi. When I use the nRF Mesh mobile app, I can choose between "no OOB" (no out-of-band authentication) ...
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1
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562
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nRF52840 DK deep sleep using Zephyr
I used nRF52840 DK module with Zephyr with J-link programmer. The issue is the deep sleep does not work, and also not wake up using GPIO rising edge where interrupt is coming I see on data logger. ...
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1
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190
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How can Micro:bit act as a Bluetooth Low Energy (BLE) Central role?
Micro:bit can act as a Bluetooth Low Energy Peripheral (using SoftDevice S113). But the nRF51822 and nRF52833 SoC, which Micro:bits v1 and v2 are based on, should also support BLE Central role (using ...
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60
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I'm using an nRF24L01 transceiver hooked up to an Arduino Uno as a transmitter. The messages don't send and I don't know why
The end goal is simple: use one arduino + nRF24L01 setup to remotely turn on an LED on another arduino + nRF24L01 setup.
I'm stuck on the the transmitter side. The transmission keeps failing and I'm ...
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133
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Finding a call stack programmatically (unwind?) on nRF82540/ARM/IAR/FreeRTOS
I am attempting to write a routine that monitors the heap in order to track down a memory leak. I've seen similar tools on other platforms and found them quite helpful. To make this even more ...