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 been trying to get logging functions to work. Looking at previous threads I have enabled the the following macros in sdk_config.h :
NRF_LOG_BACKEND_UART_ENABLED...
Hi.
I am trying to add a delay to a project using nrf_delay_ms(100);
I have added the following, however I get an error saying "nrf_delay.h: No such file or directory...
Hello Sir,
Please tell me that the production of NRF24L01P is stopped or still available. If stopped, please suggest me perfect replacement of this chip so that my developed...
Hi,
I have NRF52840 DK, and trying to connect BNO080 to the nrf52840 DK and program the board in order to use the 28ms delay prediction feature. I already have some of my...
Hi everyone,
after a few days of analysis, I was able to find out what is the problem making my board consume a lot when idle.
I use SDK 15.0.0, softdevice S132 and a...
I am using SDK 14.2 in eclipse/GCC.
I have enabled HARDFAULT_HANDLER_ENABLED in sdk_config.h, hardfault_handler_gcc.c is in the project, and I also have hardfault_implementaion...
Hello,
I am using nRF52832 with softdevice and SDK 15. I want to send my MAC address through NFC. For this purpose I use "record_text" example. I can read the MAC address...
Hi
I tried SDK v15 sample code - "usbd_ble_uart" on nRF52840-DK.
After programming & plug-in USB cable on J3, I can see there are two com port on the device manager. ...
Hi,I did different research on wheat and ant. And I have two questions:
Can the BLE and ANT protocols be used on the same S140 softdevice on an NRF52840 board? (At the same...
Hi Dears;
My name is Saif Muqdad, I'm an MS.c student, I'm asking if I could to get the Hardware details of NRF24 module, Hardware details like Power Amplifier class? RX...
Hello all,
I have a custom nrf51822 board with me and I am trying to flash it with ble_app_hrs example. I tried both sdk 11 and sdk 12.3 and used the softdevice s130 as...
I am transitioning a project from normal BLE to BLE mesh.
Flash space might be an issue.
Here is the flash layout I have so far. Purple is for nordic items and yellow...
I'm using SDK 15 on an nRF52840, compiling with Segger Embedded Studio.
I've created a project in SES using the project_template folder.
When I try to use both ESB and...
Hello,
I want to access the AIN input 6 ADC/LPCOMP input 6 to measure a current at two points with a defined time interval in between.
Since I am not familiar how to...
