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 am using the basic asset tracker example + https://nrfcloud.com
I can see messages from the device to cloud, how can I send commands from cloud to device?
...
Like the question, I want the dongle to be detected as a bluetooth device but not a serial port. Is there any method to do this?
And I want to ask if it be possible to build...
Hi.
I'd tried to use proxy with ble_app_uart_coexist example.
(SDK : nRF5_SDK_15.3.0_59ac345 and nrf5_SDK_for_Mesh_v3.2.0_src)
I set MESH_FEATURE_PB_ADV_ENABLED =...
Hi ,
As per our requirement i need processor witch is capable of android application development from nordic semiconductor family. Please recommend me suitable processor...
Hi,
I want to use the watchdog event handler to enter DFU bootloader. My eventhandler function looks like this:
Problem:
The watchdog does not enter the dfu bootloader...
Hi,
I am designing a custom board with nRF52832(or nRF52840) to be programmed using ARM mbed os(specifically). I would like it to be programmed using tag connect tc2050...
Hi ,
I use nRF52810 with SDK 15.2. Application was Gazell protocol.
However , the link error would show the library use FP feature and build was failed. Both failed at...
Hi
I want to get the RSSI value of the received packet through the DTM test routine. Here is my DTM test routine, where I changed it
I got the result
>> RSSI: -127...
Hi
I am trying to create ble mesh network using 4 different N52832 module. But every time i tried to connect with the network, received the initial configuration failed...
Hi,
I'm interested in using Gazell and have managed to get the gzll_ack_payload Device & Host examples working successfully between a pair of nRF52840 devices on our custom...
I tried to install the latest nRF Connect (3.1.0) on my Windows 7 dev machine and it did something to wipe out my USB setup (froze up during install of JLINK). So I had to...
Hi all,
I'm working on a board equipped with a nRF24L01+. It is PIC32 based and I'm writing a mini driver for it. So far my SPI and API seems to work correctly:
...
I wasn't able to find any documentation or examples for the BL-651 chip which is meant to run the same code as the NRF52 bluetooth chip.
I'm having trouble running it on...
Hi everyone,
I'm using a Si7051 I²C temperature sensor connected to a nRF52840 and I found some very weird behavior of the TWIM module. Firmware-wise I'm using the mbed...
Hello All My English is not good, so Sorry I have a question like this
I have self BLE unit - EYSGJNAWY-WX from TAIYO YUDEN firm That has nrf51822 CPU and 32.000 crystal...
