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 have nRF52840 Dongle(PCA10059), I try to develop on the nRF Connect Desktop. But this dongle can't update firmware on the nRF connect desktop.
My operation below...
I’m using the latest version of the modem 1.2.0 and sdk v1.2.0
For the most part AWS FOTA seems to be functioning.
However it will start the FOTA job and hang and fail...
Hi everyone,
I need to set up a timer using the RTC. The default function that converts ms to ticks APP_TIMER_TICKS() accepts only milliseconds. So, I wrote my own conversion...
I want to interface Client Sensor over UART in light_switch_client code. Can you please give me the idea,how to do it.
I am using Mesh_V4.0 and SDK 16.0
Hi, teams.
I am trying to implement DFU functionality on mesh node devices.
Currently, I am using Mesh SDK 4.1.0 and have read DFU-related documents, but still something...
Hello -
We are working with a custom board that is similar to the SparkFun Pro nRF52840 Mini . We are using the nRF52840 SDK version 16.0.0 and SoftDevice 6.1.1. Our board...
Hi everyone.
I am working on the ble_app_bps_pca10056_s140 example. I want to confirm that a BLE event is received when the APP_ADV_DURATION has been expired.
After searching...
Hi,
I noted that the CW generated in the %XRFTEST TX test seems to be offset from the requested frequency. Specifically, issuing the command
AT%XRFTEST=1,1,20,8500,-50...
Is there still no way on this build to setup zerocrossing detection?, I mean using interrupts I developed a zigbee dimmer that detects zero crossing and dims 3 separate channels...
Hi,
We are using NRF52840 Dk board to transfer the data at 10ms through Bluetooth which is central and peripheral as other cc250moda controller Bluetooth. Our objective...
Hello:
I am porting the LESC with MITM security protocol from your "ble_app_multirole_lesc" example inyo a project that runs FreeRTOS. This is on an NRF32540 With s140...
Hi,
I'm using an nrf52840 dk to query another device over spi and then pipe the response back USB to a host PC. Ideally, we're piping data at 1 Mbps (which should be very...
Hi,
We are using nRF9160 DK. Loaded the asset tracking application, and followed all the procedure to connect to nRF cloud.
In nRF cloud i can see the data in the cloud...
Hello,
I am currently designing a custom PCB with the nRF8001 chip. For a smoother assembly and component procurement, I am looking to make all the resistors on the board...
