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'm currently working on a project in which we need to send data periodically (approximately once every 1 to 5 minutes) through a heavily wooded area with as little...
I used nRF5_SDK_12.1.0_0d23e2a, SoftDevice 8_9_0。
The peripheral device name is "Nordic"
After central scan, i want to get the device name "Nordic"，i used the following...
Hello! I am using WireShark 1.12.1, nRF Sniffer software v1.0.1_1111 on Windows 7, and I am having an issue trying to run a long term capture.
I choose a device, it starts...
I am wondering what circumstances lead to the big difference of the write and erase times of the NVMC. Since the difference between the max. value is a multiple of the min...
I am trying to add PWM library functionality to my "template" PWM application and observe that:
If I place app_pwm_init() before BLE initialization, I have Invalid Parameter...
Dear Nordic Team and Community,
I am trying hard to compile and run the bootloader_secure example provided in SDK12.1. Here is the steps I follow :
Compilation runs...
Hello,
I am having trouble with my power consumption. My Chip is using 1mA during run-time. It seems to work right when I put it to sleep (~0.5 µA). I am only programming...
Hello,
I have implemented the nRF52 as a central using softdevice S132. This central will only connect to one or more peripherals that has been paired (whitelisted). The...
Hello!
I am working with nRF51822 Development Kit and Nexus7(Android4.4.3).
I would like to try a multiple write command in a single
connection interval, but can't confirm...
Hi,
I don't understand why I can't add another package to tx fifo. When looking into the issue the different number doesn't add up for me. I thought that I was allowed max...
Hi,
SD7.1+SDK6.1
I can update APP(.hex file) through DFU function in toolbox, but fail in master control panel(connect the BLE, then click DFU button, the BLE is not...
The tick count update in tickless idle mode is only executed when the rtos tick handler is executed. If different interrupt wakes up the CPU, the tick count is invalid.
This...
