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nRF52840 locked with APPROTECT, unable to recover/flash without nRESET pin 0

Hi, I am working on a custom nRF52840 design (using nRF Connect SDK v2.9.3) and I have accidentally locked the chip via APPROTECT. My major issue is that on this hardware...
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0 replies

Started 28 minutes ago
by lassey0
Not Answered
Unable to read gpios 0

Hi, I am unable to read GPIOs (always getting 0x00000000 from gpio_port_get or 0 from gpio_pin_get). My main project is https://github.com/marcuswu/leaf-fall/tree/main/firmware...
9 views

0 replies

Started 1 hour ago
by mwu
Not Answered
DECT shell IPv6 and ETSI TS 103 874-3 0

The DECT Nr+ shell (the MAC version, not the -phy; tested with v3.3.0-ba167d9f3db4) offers IPv6 connectivity. The DECT standard has a profile for IPv6 described in ETSI...
14 views

0 replies

Started 2 hours ago
by chrysn
Not Answered
Public and Private key generation for TLS communication using PSA Crypto calls. 0

Hello, Overview: Currently we are using nRF9160 we are using mbedtls library for generating EC key based certificates (self-signed and CSR). Our code is built with TFM...
10 views

0 replies

Started 2 hours ago
by AR Jadhav
Not Answered
nRF54lm20b Sidewalk Support 0

Hi Team, I just wanted to ask is amazon sidewalk support package for nRF54lm20b is available. If yes, please guide me with steps to add it to the project. Thanks and...
17 views

0 replies

Started 3 hours ago
by VinayKotadamakki

Recent in the DevZone Blog

nRF52840-DK Range Testing With BLE, ZigBee and Thread Protocols at 0, 4 and 8dBm Transmit Power Settings

notsane0

Range testing of any RF scheme is inherently limited by the RF environment, antenna design, tuning and many other factors. The usefulness of range testing is to provide a basis for comparison while keeping…
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Thingy:52 MOSFET Usage

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This blog post describes how you can take advantage of the 4 MOSFET's on the Thingy:52. DISCLAIMER: Please verify all information that is used/retrieved from this blog post. Some of the information…
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The Power Profiler Kit (PPK) is a flexible tool for measuring the real-time current draw of nRF5x designs. When used as an add-on board to measure the nRF5x current of an attached development kit (DK)…
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What impact does the deprecation and withdrawal of Bluetooth Core specification v4.0 and v4.1 have on your current and future products?

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This blog was last updated 17.01.2019. The Bluetooth Special Interest Group (SIG) recently announced the deprecation and withdrawal of Bluetooth Core specifications v4.0 and v4.1. For products that are…
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This blog describes how you can setup a Segger Embedded Studio example for PCA10040E (emulating nRF52810) from nRF5 SDK 14.2 to use S132 v5.1.0, instead of S112. The procedure should be similar for the…
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Adding custom commands to a BLE example using Nordic UART Service

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A common thing to do is to use the Nordic UART Service for quick prototyping. Often the example itself is used as a starting point (ble_app_uart). But sometimes we use other starting points, and want to…
- 6 Sep 2018