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 trying to connect to NB-IoT network but seems nrf9160 not able to connect. We are trying with an NB-IoT SIM in Malaysia. Below is the log captured using LTE Link...
I want to change DLE/MTU in udp (IoT) example in order to test throughput with max mtu, is it possible?
The udp example does not contain nrf_ble_gap library, is it possible...
Relative newbie here. Would like to interface an Arduino MCU (AVR 328p/32u4, etc) via UART protocol with a decent range (50-100m open air) nrf 52840. I found the Fanstel BT840F...
Hi,
I have been struggling with this for 2 days now, and I cannot get my head around the problem.
I want to send data from my nrf9160-dk to Azure IoT Hub via the sample...
Hi,
I'm using 51822 QFAC SDK11 S130. The 51822 will receive a group of 18 bytes data from the phone. I'm facing a strange issue: every time after the BLE is connected, I...
Trying to run the experimental nfc pairing reference on a couple of 840 DKs for Bluetooth pairing as it's shipped in SDK 17.
Successfully compiled the micro-ecc make files...
Hi,
I get sporadic softdevice assertions at the address above. I am using S132, SDK15.2.0 on nRF 52832 custom board, and the problem started when I added LoRaWAN functionality...
Hi,
Recently, we were trying to support the HID device OTA function.
We have make an user control panel which could read the device FW version via driver which communicate...
I am starting with the Zephyr sample "peripheral": developer.nordicsemi.com/.../README.html
This sample started out with a Heartrate Sensor Service and a Current Time Service...
Hi,
Just a general question, is there a way to find out the exact size of the advertising packet? I'm using nRF52832 to connect to a smart phone. I was curious if there...
Hello, I try to read from IM69D130 (as microphone) by nRF52832 (SDK 16) , And I work with PDM driver of nRF52. It seems it cannot read the data correctly. Here is my function...
Hi! Reading the documentation on NRF_PWR_MGMT_CONFIG_DEBUG_PIN_ENABLED, I'm left with a few questions.
1. Will this pin be set in all system sleep states? i.e System on...
Hello Everyone.
I'm getting falls values on the power profiler, I just connected a 1K resistor across the External DUT and the voltage is 3.6V so expected values should...
