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 guys:
When I was using mesh sdk, there was an error in compiling.
I use examples\light_switch\server\light_switch_server_nrf52832_xxAA_s132_6_0_0.emProject
I am...
Hi,
I am using SDK 14.2 -> BLE peripheral proximity example. I was trying to add a custom service and some characteristics to this proximity example. I basically took the...
Hi, I have two strange problems regarding the NRF_LOG. 1. In a for loop, char string that has changed is not printed out as what it contains now, it is printed out as what...
Hi,
i have purchased the following module
However, after connecting the VCC and GND to 3.3v DC supply the module is not detected. My questions are :-
Does...
how to slove it
1> Linking light_switch_proxy_server_nrf52832_xxAA_s132_6.0.0.elf 1> build/light_switch_proxy_server_nrf52832_xxAA_s132_6.0.0_Debug/obj/ses_nrf52840_Vectors...
I am using the nRF52832.
I want to go to sleep in absolute lowest power mode possible that still allows a timer for wakeup. Using LFINT.
I don't need ram retension, etc...
Code example: nRF5_SDK_15.2.0_9412b96\examples\peripheral\usbd_ble_uart_freertos
Board: custom board with nRF52840
What are the fastest and easiest steps to make this...
Hello,
I am trying to code nRF52840- DK with MAX30003 ECG Board Using SPI. I have referred Arduino Uno Code for MAX30003 ECG.
I need some help for Driver Development if...
Hi,
Is there a way to dynamically disable only the fork of a PPI channel or should I go through disable-free-alloc-assign sequence?
Will nrfx_ppi_channel_fork_assign...
hi, nordicer:
two device, a peripheral and a apple phone as central. we want to support scan request and response with ADV_IND mode, I understand as following:
(1) peripheral...
Hello,
I use the LAIRD module BL652 with the nRF52832.
My project consist of do a synchronous between many board. Each second, I restart a timer of 1 second.
I include...
Hi guys!
I want to add SPI to my BLE project to read some data from my gyro.
Adding other headers was no problem, but when I want to add some code from the SPI-Example I...
Hello,
I am trying to run mesh DFU examples in following environment:
Distributor ID: Ubuntu Description: Ubuntu 18.04 LTS Release: 18.04 Codename: bionic
I have installed...
I am in the process of porting a current production application from SDK 13.0.0 to SDK 14.2.0 https://devzone.nordicsemi.com/f/nordic-q-a/39494/dfu-migration-sdk-13-0-0-s132...
