We are doing a DFU over BLE with the second MCUboot partition on an external flash. Some times Zephyr can't access the flash after booting, resulting in a bricked device,...
Hey, I am trying to implement ecdh key agreement and derivation, but I am getting PSA_ERROR_INVALID_ARGUMENT (-135) from psa_key_derivation_key_agreement: Any idea what is...
Hi,
I have a question regarding the SAADC timing parameters.
I could not find an official specification for the SAADC power-up time (t_PWRUP). While measuring it on my...
I am using nRF54L10 with nRF Connect SDK v3.1. The device connects over BLE, wakes every 30 minutes to read sensor data, and then should enter deep sleep (System OFF). However...
Hi all — I'm developing a custom nRF5340 development board (Raytac MDBT53-1M) and would value the community's honest read on whether it's worth producing.
The goal is...
Hi,
I've been using NRF Cloud without issues (Pro subscription) and I am no longer able to login my NRF Cloud account. I tried changing password and use different type of...
When implementing a custom service, the order is usually Generic Access, Generic Attribute, and then the custom service.
Is it possible to change this order to custom services...
I want to develop for the nRF5340 on the Thingy91X. Are there any good sample projects that allow me to set the target board to Thingy91X/nRF5340/cpuapp?
I only need to...
On nRF54L15 (NCS v3.1.0), we are using the SAADC with ADC_GAIN_1_4 and ADC_REF_INTERNAL at 14-bit resolution to measure an analog voltage on AIN5. The driver sets ref_internal...
i2c_write_read() returns -5 (EIO) immediately when writing register 0x01 to the sensor. Logic analyzer confirms the sensor clock-stretches SCL for ~14µs+ after receiving the...
Hi All,
We have trying the usbd_cdc_acm example program.
It has custom VID and PID. When connected to a windows PC with the correct driver, it is recognised correctly...
Does SDK 3.3 support building hci-lpuart for the Thingy91x yet? I would love to change to that device if it does.
If it does not, are there plans to implement it?
Hi,
I'm running into what looks like a software link-layer issue on the nRF54L15-DK that I'd like a second pair of eyes on. The same firmware works end-to-end with iOS...
Hi,
I’m using GD25WB256 as external flash on nRF9151 for MCUboot secondary slot. It’s currently not available from our supplier, so I’m looking for alternatives.
Current...
Hi everyone,
I am currently facing an issue with the nRF54LM20A where the access port protection is not taking effect after programming SECUREAPPROTECT and APPROTECT into...
Hi,
1. How to set read protection and how to verify read protection for nRF54LM20B? 2. The test DK is PCA10184 0.7.0. 3. My test is as follows: Read protection will never...
Hi.
I am attempting to obtain SIG certification.
I am using ncs v3.1.1 with nRF52833.
Based on the link below,
https://docs.nordicsemi.com/bundle/comp_matrix_nrf52833...
Hello team,
I'm trying to flash an image with nrfutil device program, it seems to be flashing properly as there are no terminal errors / logs. However the image doesn't...
Hi
I'm trying to drive a 75hc595-type shift register with a SPIM instance on the nrf54l15.
I connect MOSI to the shift register data input, CLK to the shift register clock...
Dear NORDIC engineers, excuse me. I would like to inquire about the Settings of NRF54LM20 APPPROTECT. I have modified APPROTECT[n].protect0 and APPROTECT[n].protect1 to 0x5A5A5A5A...
I’m facing a UICC failure issue on multiple nRF9151 DKs.
Symptoms:
AT+CPIN? returns ERROR
%XSIM: 0,9
SIM VCC is not present (no 1.8 V observed)
Nordic stock examples...
