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Dynamically Allocated GATT Service Not Visible in nRF Connect for mobile 0

When dynamically allocating BLE GATT services and characteristics using custom structures and Zephyr’s dynamic memory functions (e.g., k_malloc, k_calloc), the service registration...
- development
- software
- nRF54L15
- zephyr
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0 replies

Started 19 hours ago
by Mahmoud Fadel
Not Answered
nrf5 sdk download links no longer working 0

Hi, Previously it was possible to download the old nrf5 sdks from for instance this url: developer.nordicsemi.com/.../nRF5_SDK_v15 .x.x/ but it seems to not be available...
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0 replies

Started 2 days ago
by Peter Lerup
Not Answered
Setting bInterval to 1 ms for hid-mouse Zephyr example 0

Hi everyone, I'm trying to set the USB polling rate with the nRF52840 and it seems like I'm stuck at 8 to 9 ms polling (~125 Hz). I'm using the Zephyr hid-mouse example...
- software
- Evaluation
- nrf52840
- usb
42 views

0 replies

Started 2 days ago
by juskim
Not Answered
ESB PTX and PRX with ACK - How long is the ACK from PRX? 0

Hi, we have ESB PTX and PRX couple from nRF54H20 nRF54H20DK (rev. 0.9.1), SDK: v2.9.0-nRF54H20-rc2 and the same Toolchain, IDE: VSCode + nRF Connect plugin build for CPURAD...
- software
- nRF54H20
- Evaluation
- esb
42 views

0 replies

Started 3 days ago
by Peter Langer Keysoft
Not Answered
SDK2.9.0 - QSPI and TWI driver power management (CONFIG_PM_DEVICE_RUNTIME) 0

Hi. After migration from SDK2.7.0 to SDK2.9.0 I have issues with power mangement. CONFIG_PM_DEVICE_RUNTIME=y, which I used, causes that twi driver doesn't start. I try to...
46 views

0 replies

Started 3 days ago
by PW

Recent in Nordic blog

Programming nRF51 with ST-Link & uVision

Milan

Hi, I am planning to design a device based on nRF51-dk but with external programmer. I have ST-Link available so I thought I just provide a simple walk through showing how to set it up. Firstly, here…
- 10 Dec 2014
Visualising your memory usage

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The linker in the GCC toolchain, ld, produces a *.Map file which shows you how the memory on your micro is being used. This file is a goldmine of information but it's a bit difficult for humans to absorb…
- 2 Dec 2014
Using the ADC with the S110 SoftDevice

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A good place to start with getting to know how to use the ADC with the S110 SoftDevice is by using one of the BLE ADC code examples provided on Nordic's Github page, where BLE examples have the "ble_…
- 28 Nov 2014

Latest guides

nRF5x: Automating Power Profiler Kit measurements from the command line

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Nordic's Power Profiler Kit (PPK) is an inexpensive piece of hardware that can provide a significant amount of insight into the operation and performance of your project. Although there is a lot that…
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Bluetooth low energy: MIDI over Bluetooth LE

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I implemented parts of the BLE-MIDI service along with a small example application. I wanted to share it here on the blog, in case someone would find it useful. The intended audience is primarily someone…
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This getting started guide is meant as a more detailed practical guide for the Thread Secure DFU Example found on Infocenter which demonstrates upgrade of firmware over the air (OTA). For any questions…
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This getting started guide is meant as a more detailed practical guide for the Zigbee OTA (Over the Air) Upgrade Client Example found on Infocenter. If you have any questions regarding Zigbee or Zigbee…
- 27 May 2019