I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
I have been trying to use the ` nrf\samples\bluetooth\peripheral_nfc_pairing ` sample code on the nRF Connect SDK v3.0.2 to connect to a Samsung Galaxy A16 5G phone.
The...
Hello! I'm trying to make what initially seemed like a straightfoward program - a bluetooth-to-hid adapter. Since Nordic's sample (BLE Central HIDS) uses the hogp and bt_scan...
I’m working with a device that communicates over single-wire UART (half-duplex), where TX and RX share the same line (because the peer device is designed that way). Now I...
I am getting a bt_hci_core: HCI driver open failed (-11) with a custom board using nrfConnect for VS Code and 2.9.1 toolchain/sdk.
The code is really simple (I'm not...
Hi, i'm using NRF5191 with DECT.
DECT modem: 1.0.2
App: hello_dect sample
In datasheet I found that NRF9151 support various band: 1,2,4,9,22
and I'm using these value...
I am working on project using thenRF9151 board and I require the GNSS functionality to work for the same. However, my board is not able to latch on to a satellite network...
We are using Thingy:91 X as an evaluation platform for our upcoming product. Our test application is made up of a nested-loop structure like
while(true){ lte_lc_connect...
Are there any specific points using the external flash of a Thingy:91X?
I tried to adapt the "nrf/samples/cellular/modem_trace_flash" by adding an overlay copied and modified...
Hi
I have some questions about nRF5340 & nPM1300 decoupling cap
nRF5340
1.For pin A3/D2/H11/K1/L5/L11, ref. SCH is 1uF*1 and 0.1uF*5, could we only connect 1uF*1 and...
I'm using the nRF9160DK as a BLE-to-LTE bridge, and I have the onboard 52840 configured as my Bluetooth controller. The 9160DK advertises as a peripheral and waits for a connection...
Hi,
I receive the following build error: "../zephyr-project-v4.1.0/modules/crypto/mbedtls/include/mbedtls/check_config.h:96:2: error: #error "Unsupported partial support...
I found some examples on dev zone how to read RSSI during connected state:
Function report RSSI but as a positive value around 230. How to recalculate it to dB. I see...
I am using nRF Cloud to update firmware on nRF9160 based products in the field. They are connected via LTE Cat-M on Telstra in Australia. The problem is that the download...
Hello Nordic Team,
I'm developing a ranging application on a u-blox NORA-B1 module (which contains an nRF5340) and have encountered a stability issue with the Nordic Distance...
I'm still new to this but particularly in regards to battery. I have a custom board with a nrf5340 and have been working on reading the voltage. I used the battery sample...
