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,
is it possible to have the same configuration as in the example ble_central_and_peripheral but with ant+ as peripheral (on nRF52)?
Thank you for your attention
I am doing externally triggered SPIM transfer on the Nrf52 using PPI.
I found that the NRF_SPIM_TASK_SUSPEND is a very power hungry operation as SPI suspend waits for the...
Hello
I have a nRF52-DK and I am trying to programme an external designed by myself but this one contains the nRF51422 chip. I am using nRFGO Studio to upload the .HEX...
I consider using " nRF OpenMesh " to implement my project.
But, I have no idea bout what's the throughput of it.
Anyone has an idea?
I find the max. content of advertisement...
Hello, I'm trying to make two nRF52832 connect to each other on their own. Currently, it seems that the ble addresses are reversed when printed by ble_gap_addr_print in different...
Hello,
I'm looking for a solution to achieve best possible resolution timestamps of received advertising packets for BLE. Is there any specific chip that you would recommend...
Hi there!
I searched the forum and didn't find any clear answer.
nrf52 programming pins are SWDIO and SWDCLK and chip can be programmed.
When nrf52 is part of a pcb...
HI,
I am trying to Port the BLE BEACON source code of PCA 20006 to PCA 10028 EK.
I have changed the IROM settings.
I have initialized the soft device handler to NRF_CLOCK_LFCLKSRC_XTAL_20_PPM...
Hi,
I am trying to understand how can I have a running counter based on the low power 32.768 KHz oscilator that does not trigger any timeout interrupts (I am using the soft...
Hello,
I have a nRF52 to nRF52 connection. I want to secure it (auth and if possible encryption) with a pre shared key. What are the points that I have to modify please...
NRF52,S132 soft device,
I am trying to toggle GPIO 10 (NFC pins Enabled as GPIO)in a 1us Timer, But its not happening , What may be the issue? Am using Timer 4. What is the...
