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'm using 2 nRF52832s in my project. One of them is connected to a PC serially and has NUS central running on it and the other nRF52 connects to this central. I was...
I have two 52840DK, which can be used before, but I took it out and used it today. The led light on the rear panel of the USB is not lit, and the computer can't detect the...
Dear Sir,
I was trying to implement the following scenario.
Multiple phones initiate the connect request to a single peripheral.
On peripheral search for the phone...
I would like to confirm that my hardware design is correct and in addition that I am following the correct procedure to place the nRF52832 to sleep to achieve the lowest possible...
It works with SDK v12.3 and soft device 3.0.0. Does not after porting to 15.2. This is a custom board (extremely common configuration with single 32Mhz crystal) that serves...
Hello,
(I also create an issue over Thingy SDK GitHub page - #29)
It seems to me that there is an issue about the usage of MPU-9250.
I motioned Thingy and I observed...
Hi,
I am trying to get DFU working on my PCA10040 board using SDK 14.2 and armgcc toolchain.
I have followed the instructions to set up DFU here:
devzone.nordicsemi...
Hi,
Whenever I call `nrf_malloc` with a parameter bigger than 32, the pointer remains NULL. I think it's related to some sdk setting but I couldn't find it.
Anyone had...
Currently, I am working with the Nordic SimpleOnOff Model of the Light switch in the Bluetooth Mesh.
I am good that the light in the mesh can be set on/off after Provisioned...
HI guys,
I am running a beacon based on the ble_app_beacon example. This works fine.
Next, I made a connectable GAP/GATT application to read and make some settings. This...
https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v15.2.0/lib_timer.html?cp=4_0_0_3_51_0_0#lib_timer_debugging
The link to " Monitor Mode Debugging -...
I flashed the Mesh serial hex file on nRF52840 dongle. I can see my dongle on nRF connect mobile application but not on nRF Mesh mobile application. So do I need the development...
I flashed the mesh serial hex file in two dongles and used one dongle for connecting it to the nRF Connect Windows application. The hex files were present in the nRF SDK for...
Dear Sir,
Whitelist(on periperal side) are used for filtering scan requests( onlly allow the scan requests from the devices whose address is there in the whitelist with...
I'm using ble_app_uart example.
The board go in low power mode, but after 3 minutes (#define APP_ADV_DURATION 18000 ) go OFF. I need that remain in advertsing mode always...
