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...
hello in nrf51 sdk, nordic has already ported freertos.
but if i want to port myself. can anyone tell me how to do it??
first i downloaded freertos from website. but then...
Hi,
I am new to nrf and trying to make some new services and characteristics for my device.
I followed the advertising , services and characteristics tutorial and was...
hello there i have ble_uart code . when i run on nrf51 dk and when i see it on mastercontrol pannel app. i got that type of screen shot!!
means when i write into characteristics...
NRF2460 is linked，I can transfer 3 byte data. But sometimes it is mute, not always.
Register I2SCNF_OUT bit6 is zero.
I am appreciate for your advices.
I have problem to start the wireshark with this plugin error. The last I checked the nordic_ble.dll file is there in the folder.
The procedure entry point new_creat_dissector...
Hi, I'm new to Nordic. I can't get 250Kbps working on the nRF24LE1. I'm using the enhanced shockburst examples in the nRFgo SDK (enhanced_shockburst_ptx_nrf2 and enhanced_shockburst_prx_nrf2...
Hi, I have an nRF24LE1 based sensor, transmitting to an nR24L01+ connected to an arduino (i know you don't supportit). I have LE1 to LE1 TX/RX working (as a test case). I...
Is there a way to disable (not use) the peer manager's whitelist without setting it to NULL? I'd like to be able to temporarily disable the whitelist without potentially losing...
Hello,
I'm sampling the ADC using PPI like in the saadc example of the sdk12. For the ADC I use
TIMER 1.
And I want to write those ADC values on a SD Card over SPI...
Hi,
I am interfacing micro SD card with nrf52 using fatfs example in sdk 12.0. As I am beginner, first I wanted to perform operations like read, write, delete and some...
I have erased my J-Link firmware in error! after having installed the version supporting V6.12a, however that upgrade wasn't achieved via the drag and drop process.
Where...
Hi,
I am looking to test the performance (range, data throughput, packet drop rate etc.) of BT5 in application specific setting using nRF52840. Ideally this would be done...
What has been tested:
In the Bootloader configuration inside the watchdog and start and
feed the dog operation, and then in
the static void wait_for_events
(void)...
Hello,
I am working on modified version of ble_nus example and I tried to send data to nordic DK.
In Android, I used
BluetoothGattCharacteristic characteristic = mBluetoothGattService...
