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...
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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 all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
The nRF51822 QFAC-R has a drive level of 1uW max for a 32.768KHz crystal. We would like to use an Epson crystal with 9pF load however its max drive level is 0.5uW. What are...
Hi,
I am have programmed my Thingy 91 device with lte_ble_gateway program to collect data from 5 Bluetooth devices and send them to the cloud. This program runs fine,...
Hello Within my Thread network, I have a lot of Thread devices (with a lot of routers). Every now and then I need to multicast data to the whole network (I use the address...
Hello,
I am trying to read BMI160 outputs using SPI protocol but I am struggling to get a successful build from my code.
The build fails at the first line of my code...
Hi,
I am trying to write a file in flash(nrf52840) at a particular address & after that i want to instruct DFU module to start FW update from that address?
Is there any...
What are the situations where a SoftDevice calls reset handler?
I have a somewhat heavy data collection (lots of event handling) and those things are logged via RTT backend...
Hello,
I developed an application on a BMD-300-EVAL. This is a evaluation platform with a BMD-300 module (nrf52832 chip + antenna + crystal +...) on it. The application...
Hello,
I have followed all the Getting Started documents to setup the development for my new nRF9160 DK.
Among them, I installed SAGGER Embedded Studio version 4.52
...
I have as starting point the HRS FreeRTOS app. Now I want to add a millisecond counter. But from what I read I'm a little bit confused. Can someone tell me what's the best...
Hello, I am working on a custom NRF9160 and I am on SDK 1.3.0. I am working on the asset_tracker project and I want to put my own accelerometer there. To do this, I changed...
Hello,
I have been using Nordic mqttsn examples (publisher/subscriber) along with an OperThread Border Router. So far I haven't changed the parameters of the Thread Network...
Hi,
I am trying to adapt the read register function that use the TwoWire lib of Arduino in order to read a Sensor Hub Response Byte of a defined Host Command :
to...
Hi
The flash data retention time for nRF52832 have been specified for 10 years @ 40°C. Is there any data available what the retention time would be at higher temperatures...
We are developing tracking system for our ground floor car parking but couldn't able to get GPS location.. we install Nordic Thingy:91 inside the steel body. Please let us...
Hello guys,
We are developing nRF52840-based device that needs to act as both BLE Central and Peripheral.
Peripheral role:
In BLE Peripheral mode, nRF52840 should advertise...
