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...
I am seeing strange current spikes when measuring the consumption in a nRF52 chip. The board the chip is on is a custom board, but the nRF52 power supply has been isolated...
Dear guys,
now I use SDK12.3. My application DFU is works fine base on buttonless dfu sample in pca10028.boad ic is nrf51822AC. IROM1:0x1b000.0x25000.IRAM1: start-0x2002fe8...
I'm trying to get the sample "nRF5_SDK_12.2.0_ble_app_hrs_pca10040_s132.zip" working. It was provided in the "Development with GCC and Eclipse" tutorial. The dev board I'm...
I'm learning how to use TWI with the nRF52 PDK, and I have it connected to a LSM6DS3 module for testing.
When initializing the TWI, if I use the following line, it works...
i want to connect my nrf51822 device to only one phone for secure,now its able to connect all the phone so its not secure, i think its possible using whitelist so anybody...
I am new to Nordic and developing an application using nrf52 chip.
I am trying to use timer0 example provided in the SDK for Timer1.
I did following changes related to timer...
I've got an mBed application that includes a softdevice (s132 - 2.0.1) that is installed at 0x00000-0x520000 and works as required. I created a test bootloader using the example...
Hi,
In the attached diagram, can you please let me know what is the time between green and sky blue , which would be (I assume) the same as sky blue and navy blue (please...
Does the nRF51422 require a license from ANT for use?
Their website specified that it is not for dedicated hardware but might be for multi-protocol devices.
Reference...
I am attempting to do some development using the usbd_hid_generic example peripheral code. I am using some C++ libraries in this project, however there is syntax in the usbd...
I would guess that's basically the whole point of the structure, but I want to make sure that the location of the SoftDevice Information Structure and the relative positions...
I want to use the nrf24l01+ with the se2436 apmlifier, but the input of the amplifier requires an input of 100ohms balanced, while the nrf24 has a balanced output of 15ohm...
