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...
Hi,
We are using a custom board based on nRF 52840, trying to transfer data to external QSPI flash(GD2QC).
Flash was successfully initialized and exchanged chunks of data...
Hello guys, i am trying to write a c code to read and write data to the onboard memory. i am using nrf52840 and segger embedded studio. i have used sio pins 41, 40, 04, 44...
Hi,
I already tried connecting my nRF9160 (in July) without success. I'm trying again but still no luck. If I'm right Orange has LTE-M already rolled-out in Belgium?
Anyone...
Hello,
I try to add a Thingy:91 to the nRF Cloud after I received it today. The sim card got's activated without a problem. When I try to key in my IMEI and the Pin which...
Hello I am developing based on "multirole lesc" of BLE sample project. In that project, the value of “NRF_SDH_BLE_CENTRAL_LINK_COUNT” in sdk_config.h was changed from 1 to...
Hello!
I'm struggling to get ESB running on the Sparkfun Pro NRF52840 mini. I successfully set up the toolchain and can build and flash the board. This works fine.
I built...
Hi,
We are using nRF9160 ncs version 1.0.0.
I have two queries.
We are making connection with AWS server. In the backend we have telenor server.
We make MQTT connection...
Hy,
I have a question to the udp_with_psm sample. To my situation: first it looks like as it works correct (find LTE-NB connection, open socket and send data), but the sent...
Hi
Sorry if I have missed something obvious here, I have been looking it this one off an on for a couple of days now, I have gone through the Getting started assistant...
Hi,
we found two issues on mesh SDK 3.1.0 related to publish retransmit count.
- The retransmit count is always different from what configured using the ios app.
- The...
I have 3 nRF9160 devices ( two nRF9160DK and one Thing91) on my Cloud account that have been working well for several weeks. This morning they suddenly stopped showing connected...
I have a custom board built around the nRF52840, which spends most of its life sleeping. I'm able to achieve ~3uA current draw when it is sleeping, but I've recently started...
