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...
Have an nrf51 board design that doesn't want to run without a debugger. When programmed, the debugger can run the board. When the debugger is removed, the board does not seem...
Hey guys,
I work with a partner who makes the hardware for me and uses the nordic chips. I want my device to pair over the android and iOS system settings.
image description...
The migration document below seems to refer to an SDK that no longer available for download for nRF52, v0.9.0.
infocenter.nordicsemi.com/index.jsp
Tried to apply nRF52...
The migration document below seems to refer to an SDK that no longer available for nRF52, v0.9.0.
infocenter.nordicsemi.com/index.jsp
Tried to apply nRF52 v11.0.0 instead...
I started working with NRF52-dk. I develop with GCC compiler and mbed SDK (debugging with OpenOCD and GDB). On download (tools) page I see "nRF5x-OB-mbed-IF" with description...
I'm using nRF52 + SDK11.0.0 + s132 and following this tutorial and this blog to make a Managed Make project using the ble_hrs esample.
As I was going through the directory...
Hi,
I want to use Timeslot API in order to gain uninterruptible period of time (1 second~) along with running Softdevice - just single one, not periodical.
I've changed...
Hi,
I'm building a low power application utilizing a MEMS accelerometer providing a data ready signal with configurable intervals. The intent is to use this signal as a...
I have to evaluate the results obtained for time synchronization in a piconet BTLE through the use of the RBS protocol. For this purpose I use a nRF52 DK as beacons to transmit...
what is the start_on_notify_cccd_handle in the ble_conn_params_init_t?
I don't know why use this variable.
It seems to be used for conn_params_negotiation()... but isn...
Hi,
I'm using "bootloader secure" example from sdk 12.2 and I modify it for instead of use button to enter in DFU, use a value written in a memory position.
As in other...
How do you do！
I now use the chip is nrf51822AC, RAM space size of 32K. The size of the RAM occupation of my current program is
8K, I would like to ask, why this time the...
Hello Everyone
I am really new to everything here, i just got nRF 52832 board,
Can anyone please tell me the step-by- step method on how to make a program in keil uVision...
Hello,
I'm stuck in DFU using HCI(serial)..
I'm using nrf51822 , softdevice s110 ver 6.0.0 . I used example code in
"nrf51_sdk_v6_0_0_43681\nrf51822\Board\nrf6310\device_firmware_updates...
Hi All,
I have a nrf52 PCA10040 Kit with me . I loaded the BLE app UART Central example binary into my Kit . The LED 1 is blinking (Scanning Indication) But am not getting...
