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...
Hi All!
we are trying to tune Antenna use DTM over UART from examples.
It is works fine for AAAA IC but doesnot for AABB IC.
Why, what's possible problem?
thx...
Hi everyone,
My configuration:
nrf52832 microcontroller
Softdevice S132 V4.0.2
Nordic SDK 13.0
I need to develop a repetitive task with 10 Hz frequency...
Hi
I am trying to use the serial bootloader to upgrade nrf52 application, but I get verification failure.
I am using nrf52832 with SDK 13.0.0 & S132 SoftDevice v4.0...
Hi,
(1) I look for some methods that suggests is application flag to record. but I set this ble_adv_on_disconnect_disabled = false;. How do I check ble state when disconnect...
Hi
I'm trying to write data to flash and access it via declared const variable.
I can't use UICR because we are on NRF51 and this does not allow to change data in UICR...
Hi All,
I have this problem with using the ESB + Timeslot example from Github .
The interval of the ESB TX Transmit is depended on the advertisement interval I configure...
I am looking into registering product with Bluetooth SIG, and was reviewing this document:
www.bluetooth.com/.../qualification-listing-fees
There I found the item "16...
Hello,
I have an issue with a nRF51822 TWI. I am using the "TWI sensor example application" as a base code.
The TWI module seems to powered, enabled and ready to communicate...
Hi,
I am looking for an illustration of the radiation pattern from the nRF52-DK PCB antenna.
A similar question was asked previously but in this case I am hoping to...
I'm having trouble with the USBD stack, and I've narrowed down my problem (at least one of my problems) to disabling the logging.
For example, simply disabling logging...
PDM Initialization normal,I enable PDM and start PDM sampl,I find not jump to NRF_PDM_EVENT_END irq,This is when the link is broken.I suspect not get data in RAM,can you gave...
I am working now already a few days on porting my old project from uvision4 (and old softdevice) to the new uvision5 and new softdevice (SDK12). after some strugle I can now...
I have a complex application utilizing ble and ANT on the nRF52832. Slave channels receive fine but a master broadcast channel I have setup does not appear to transmit (as...
Hello all,
My use of the nrf_drv_saadc causes failures due to incompatible (driver) state, and seeing that other people are having various issues with it, before spending...
Hi there,
first off I'm impressed with the Zephyr project and with Nordic's support of it!
I'd like to understand if there are any gotchas for using Zephyr in a qualified...
