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,
I have a project where I wish to have BLE operation while active and use RTC1 as a calendar keeper while in low power mode. So far as I have seen, the softdevice...
Hi all,
I am currently working on the nRF51422 with the S110 version of the Softdevice. The SDK version is 8.1.0.
I tried to get some information back from the Softdevice...
Hi, i am new to embedded system.I want to use nrf52 DK as master and connected with two slaves by two spi channels. since in hardware design, I have designed the chip with...
Hi All, Am using NRF52 and SDK 11.0.0.2 alpha ,
I am using two profiles. I need to Advertise with specific name and parameters for each profile. This profile switch has to...
Hi,
I want to program the nrf51822 with C++ and from what I've found here it should be possible.
But nrf_drv_gpiote.h contains designated initializers wich aren't supported...
Hi. I use SDK 9.0.0 and Softdevice S130 1.0.0.
I try to pair Scanner and Peripheral. Scanner use example code "ble_app_uart_c_S120-master".
My peripheral have function...
Hi
When using BLE events i'm usually confused which event to handle , for example GATTS_WRITE or GATTC_WRITE.. i don't know which is the server and the client ?
Any idea...
Hi
Myself Mitul, India
I have one query regarding BLE chipsets.
Q1. Is any BLE chipset is capable for audio data transmission?
Q2. Is any BLE hardware chipset is compatible...
I'm having issues with eclipse integration using the NRF52.
Currently I'm using the PCA10040 dev board and using the tutorial here: devzone.nordicsemi.com/.../
I am...
hi,
i am using uart example from nrf51822 example. when i am sending continuous stream of data then my connection breaks. it disconnects from peripheral device.
how should...
Hello
The nRF51822 has as I understand it 256kByte flash and 16kByte SRAM.
If I run the S110 softdevice, how much sram/flash memory is available to my application program...
Hello all is there a way to have the nRF51822 report back UTC in nano seconds, my though on this is the basic RSSI does not really tell the distance correctly I would like...
