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,
I am currently trying to program an external module using the nordic nrf52840 development kit debug output pins. I have the following connections that I have taken from...
Hello,
I would like to modify the code in the Android-nRF-Blinky application so it can scan for devices with a specified major value. After you click on the device, I would...
We are using the latest master of pc-ble-driver-py. Pairing using a passkey fails frequently. The problem seems to be that the frame with the passkey contains a corrupted...
Hi,
Let's say I have 2 nrf52 Centrals in a room , now - I'm adding a peripheral and I'd like it to connect to the central with the better RSSI ( out of the 2 )
My idea...
Since there is an operation that does not know whether the behavior of Central is abnormal, please let me ask a question.
In Central, call NRF_SDH_BLE_OBSERVERS (). The...
Hello,
Could you tell me how to confirm the values for FRASH_START and SRAM_START?
I use nRF52 development kit(nRF52832), nRF5_SDK_15.3.0 .
I am following the Getting...
Hi,
I am creating an application in which there are ~12 elements per device and could have >20-30 devices. I would like to individually address each of these using a serial...
My HTC Nexus 9 tablet OS 7.0.1 does not see the advertisements from an nRF5840 dongle running the BleHeartRateMonitor demo from pc-ble-driver. All my other Androids do. Is...
This question may have been asked before. I did find one related question but it was 3 years old and several of the links in it no longer exist. The choices were also considerably...
Hi,
i'm using nRF5 SDK 15.2.0 and nRF5 SDK for Mesh v3.1.0 using the examples light switch client and server. the clients getting data from my sensor over the UART and sending...
Versions:
Windows 10 Enterprise: Version 1803
SEGGER Embedded Studio for ARM (Nordic Edition) V4.20a (64-bit)
Python: 3.7.4
pip: 19.2.3
west: v0.6.2
nrf repo:...
