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 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...
Hello, I have read posts about programming external boards and want to use BC832 as a beacon. I have been trying to program it with nRF52840 DK and followed these operations...
Hi Devzone!
I'm using uart to send AT commands to LTE modem.
but when I send AT commands the response is quite strange, and I think the command is sent twice. I don...
Hi, I'm using the Zigbee SDKv3.1.0 Cli agent as coordinator, the Zigbee SDKv3.1.0 Ligh_Switch example and two commercial light bulb (Ikea and Heiman) I'm be able to command...
Hi,
TWI init using nrf_drv_twi_init, if event_handler is null it will be blocking mode. My question is, which one is less power consuming? block or non-blocking mode?...
Hi Everyone
*ITS VERY URGENT ISSUE*.
I am using nrf52840 PDK with segger embedded IDE.
I was trying to use the QSPI module to write data to the external flash memory...
Hello All,
I am trying to send data on serial port of nrf9160 to be published on a topic using MQTT protocol. So far using the mqtt example and UART example, I have successfully...
Hi,
We are using nRF52840 DK with PPK stacked on top of it. We flashed BLE power profiling application, connectable advertising and observing graph on PPK.
Please answer...
Hello
I simply wanted to build an executable from a customized nrfutil. Ran the "pyinstaller nrfutil.spec" and afterwards started the nrfutil.exe from command line. This...
Hi , i want to use SDK 16 with BDS template, is there plugin for ? Or its posssibly to use http://developer.nordicsemi.com/nRF51_bluetooth_development_studio_plugin/ with...
Is this a bug that is resolved in a particular softdevice version? If not, is there more information somewhere on this bug? How do i ensure that my code is robust against...
Are there examples of HW and SW to allow Power Amp, LNA, and TX/RX switch to be connected to the nRF52840_DK?
Or can you tell me what PIN on the chip or connector and pin...
Hello -
We are developing some low power code on the nRF52840-DK, using SDK 15.3.0 on FreeRTOS. I noticed that in the port_cmsys_systick.c file, in the vPortSuppressTicksAndSleep...
I am building a prototype that will use the nrf52840, with limited space. Would making a small pcb antenna or using a chip antenna be better and what is the setup needed for...
Hi,
I would like to measure the voltage generated by a Thermoelectric generator. The voltage vary between -250mV and 250mV depending on the temperature gradient.
If...
