I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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,
Here is a summary of my main transmission protocol:
The (unique) client contact one of the many servers to get the value of a particular server's state.
In the...
hellow nordic.
i use sdk14.2 ,but pstorage_update return NRF_ERROR_NO_MEM.
i use NRF_SDH_SOC_OBSERVER(m_soc_evt_observer, 0, sys_evt_dispatch, NULL) to creat sys_evt_dispatch...
I have a couple of "cannot-be-resolved" issue with Eclipse.
Issue 1:
Sometime when I set up a project in Eclipse, it runs into an issue where types like uint32_t or...
Hi,
I'm trying to send sensor data via BLE to Processing. If someone has already done it, could you post your code or help me explaining how to approach the problem?
I...
Our Nrf51822 will disconnect the connection with timeout reason when it is sending a large amount of data (about 20-70 KB) to our central device which is TI cc2540 . This...
Hi Nordic.
I have questions about preserving device unique information such as device id and so on. (The information will be written in factory)
I know the best way is...
I am trying to add I2C/TWI bus to nrf51822 device. I have used the SDK example code (12.3.0) and keep getting the following errors:
sdk/drivers/nrf_twim.h:69:38: error:...
Hi, Is it possible to make the same nRF52832 device to function as a master for some interval and then switch it to slave?? i.e, Does Nordic have a single SoftDevice capable...
Hello, the current QIAA package is rather demanding on the manufacutring and significantly increases our cost, are there any alternatives? I failed to find any in the datasheet...
Hi !
My goal is to create a large mesh network (over 100 nodes).
I plan to have 3 kind of nodes : a client (connected to a PC), several server relay nodes (not on battery...
Hello,
I have got a question about gpio current protection in nRF52 - I have checked forum but I haven't found answer on this specific question. In nRF52 specification I...
