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...
Hi,
I measured the throughput using the ATT_MTU Throughput Example.
I referred to Testing in the following URL.
infocenter.nordicsemi.com/.../ble_sdk_app_att_mtu.html...
Hi,
Is Ibeacons are normal advertising packets ?
Will all the BLE Central which scan receive this ibeacons ?
Can I use NRF51822 as a device which receive the ibeacon...
as far as I am concerned, when I use PPI or SHORTS without interrupts, I DON'T need to clear the corresponding event registers, and task will be triggered once the event is...
Hi, Noric
When I use Master Control panel to connect my nRF52 for DFU, it shows:
Then when I press "Start", it shows:
Plz help me.
Which example will be flashed...
Hi everyone. I am working on a project while doing my undergrad in EE and am confused on a few things.
I am using Raspberry Pi 3s with the NRF24L01 (NRFL) chip and code...
Hello!) Have some problem with custom pcb, created for nrf52832. After mounting all components a connected pcb to nrf52dk through P20 port. Chip was correctly detected in...
Hello,
I faced the problem of high power consumption when using a large number of the inner periphery.
Currently used:
SPI1 -> Accelerometer, ext. serial memory
TWI0...
Hi,
I am facing an unusual issue. My team has created a custom board using nRF52 and testing with HRS sample from ble_peripheral folder. Using the nRF Connect mobile app...
I've heard of a Bluethooth device called a N51802 QFAA0, which is possibly a nRF51 rip off / clone.
Has anyone else heard of this.
From what I've been told its fitted...
I'm tryinng to minimize jitter on my LED when I switch between .2 .4 .6 .8
I'm using a nrf51822 for my testing. The jitter is so bad that it has a strobe effect.
I reviewed...
Hello. I have a question and a request for Nordic developers.
It is really super-helpful that in SDKV12 you converted to having a master sdk_config.h that contains what...
Hi
I tried to update the nano-pb library that comes with the SDK 12.2 for signed DFU to a higher version. The version in the SDK has "0.36 dev" and i tried to update it...
