SoC: nRF5340 SDK: nRF Connect SDK 1.9.1
CMAC calculation works fine with SDK 1.7 and SDK 1.8. But it failed with SDK 1.9.1.
psa_mac_sign_setup returns error = PSA_ERROR_NOT_PERMITTED...
Hi, I'm pretty new to microcontroller programming so please correct my wrongs.
I'm using the Libuarte driver library to have the pca10040 talk to my server via serial connection...
Hello,
Fllow the guide of Configuring and performing DFU over Mesh,I can update firmwre successful use DFU:
Source: Example/Dfu
Target: Blinky(about 180 segment)
But...
Hi, I am working on custom board with nrf9160. I want to use LTE LINK MONITOR but my uart don't work. I create simple helloworld application from samples. I change uart0 rx...
I'm trying to add a second element to (light_switch\server) (SDK_for_Mesh_v5.0.0). I've already have a look at this post , it gives an idea but I found that it's not applicable...
Hello,
I developed an application for the nrf51822 Smart Beacon, SDK11 s130, that basically advertises the battery lvl of the beacon, the staus of button_1 and the number...
I have a nRF 52 DK board. I have flashed dtm example onto it. I have connected a USB to serial UART interfacing board ( www.sparkfun.com/.../12731) to the respective Tx, Rx...
Both the capacitive touch library and the driver (which is better ?) are using the analog inputs.
There are only 8 of them , and we need 10 at least buttons.
Is there...
I'm migrating from SDK11 to SDK13. My custom service is based off Heart Rate Service, so I started from the new SDK13 example of HRS, and updated all the initialization code...
Hi,
on Android, I sometimes get delayed notifications. I measure realtime data and send them over notification, and I can see data change on Android with approx 1 s delay...
Could Nordic please confirm that the "SB13-SB15" and "SB23-SB25" silkscreen markings incorrectly imply that pin 1 of the SPI flash part, which is actually "!CS" would appear...
I have a custom PCB with an nrf51422 powered by a coin cell battery. The EE who designed the board assured me that the battery voltage could be measured internally through...
Hi community
In order to discovery the server, I have read some examples and I got some questions regarding the use of the following methods:
sd_ble_gattc_primary_services_discover...
Hi,
Is it possible to add additional antenna on the beacon ( NRF51) in order to increase the range ?
If yes kindly let me know the list of available or recommended antenna...
Hello,
I'm currently designing a board with nRF52840 and I'd like to use an antenna that is a DC short to ground. Do I need a DC blocking capacitor in such configuration...
Hello,
I am developing a profile which includes 39 characteristics spread over 4 services on nRF52840/SD140/SDK13. When I add one too many, sd_ble_gatts_characteristic_add...
Hi community,
I'm working on a BLE gamepad with custom board based on 51802 and s130, code modified from ble_app_hids_keyboard . The gamepad works like a charm on my Android...
Hi, Nordic!
We have two PDK-NRF52840 and custom boards with NRF52840 chips.
2 from 5 chips have a broken bit in RAM. This is different places.
For example:
Is this...
Hi all,
if i buy 2 nrf52840dk:
Is possible create an audio connection like intercom between the two dk?
Can I send my voice from "dev board 1" to "dev board 2"?! and...