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 All,
I have compiled and flashed fresh ble_sdk_app_proximity with armgcc to my NRF52DK(S132,SDK15.0.0). After connecting to the DK with nRF connect ios app I can see...
Hi All,
Am using SDK 11.0.0.89a8197 Device Manager,
I get this error very randomly .. My case is I allow only one device to bond with me , After bond I always advertise...
This question is similar to the feature request: devzone.nordicsemi.com/.../sdk-12-x-0-future-feature-requests
I have to evaluate if we buy Tracealyzer ( percepio.com/....
Hi.
I have a problem to understand what is the difference in SFR registers IEN1 and INTEXP.
Bit 2 in both of them is responsible for enabling 2-Wire completed interrupt...
Hi,
We are currently developing an app which require DFU.
As part of the bootloader development we would like to use the SWO in order to do a printf debug.
In the app...
Hi there,
I am looking to double check the state of NRF52840 while its reset is active.
I have found this thread regarding the NRF52832 ( https://devzone.nordicsemi...
Hi,
I am using sdk12.2.2 and customised nrf52 boards. I am storing 9000 records with 7 bytes each in flash.
After sometime I am getting buffer space full error and I am...
Hi!
I am developing anapplication on NRF52 DK. I need to preserve value between software resets and to do so i tried to use GPREG .
To set value i use code:
//set value...
Hello, I am a student studying firmware
I want to use SPI and UART in one project at the same time.
The soft program uses KEIL and is the latest version. Code generation...
I just received the PPK and use it for the first time.
I am trying use the PPK to monitor the current of an external board.
SW2 is set to 'external' and SW4 is set to...
I have downloaded both "nRF5_SDK_15.0.0_a53641a" and "thingy_sdk_v2.1.0".
After that I tried to build the "main.c" file of " thingy_sdk_v2.1.0" in keil uVision5 but it showed...
My nRF52840 custom boards seem to be unable to boot without RTT viewer started of JLink commander connected.
The hardware configuration is taken from the nRF52840 PS 1.0...
I'm currently trying to update data periodically in the advertising response packet. After successfully initializing and starting advertising, I configure srdata within a...
What is the difference between setting a pin output (to drive an LED) with this set of commands:
nrf_gpio_cfg_output(5);
nrf_gpio_pins_set(5);
and this set of commands...
i use sdk14.2 52832 i use uart
UART0_CONFIG_USE_EASY_DMA =1 consumption ~2.1mA
UART0_CONFIG_USE_EASY_DMA =0 consumption ~650uA
Is this a normal phenomenon, is it true...
