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 all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
Hello everyone
i ahve configured the button and i want to make the function like this press the button for 3 sec and then the device should start advertising can anyone suggest...
We are running tests using the spi_master_with_spi_slave example and using an oscilloscope to see if we are getting any signal from the clock or the MOSI but we have not received...
I want to use mcp(master control panel) for windows to search for ble devices and do dfu via bluetooth, how can tell me how to set up the windows and usb dongle?
this is my sec_param:
sec_param_bond 1
sec_param_mitm 1
sec_param_io_capabilities ble_gap_io_display_only
sec_param_oob 0
sec_param_min_key_size 7
sec_param_max_key_size...
Our present application makes heavy use of the nrf51822 UART and I2C interfaces. We have a 115200 baud UART channel and thus need HW flow control. We are interfacing to an...
I would like to create wearable fitness based applications/hardware using nRF51822. But i am not sure how to get the fullest of power down modes in the chip.
For example...
Hi,
I purchased an nRF51 DK recently.Followed this tutorial to compile and flash an example project:
devzone.nordicsemi.com/.../
Here are the tools used:
Keil...
Hello，greetings.
I am trying to communicate among 2 NRF24L01+ modules using stm32 and stc89c52.
With EN_AA = 0x00, EN_RXADDR = 0x00, SETUP_RETR = 0x00 on PTX ,and EN_AA...
Hello,
I want to use preprogrammed Long Term Key (hard coded) with Device Manager for nRF52. I found the dm_enc_key structure but I could not find any solution to provide...
Hello all
I have an nRF peripheral based on S130 SD. I have exposed certain services with both read and write permissions. However i would like to secure these services...
Hello,
I have developed a simple characteristic to send data over ble using the ble_nus service.
I created a service and added a characteristic to send. Then sending the...
I am working on a BLE device (currently being prototyped with the mbed DK). It connects to a smart phone app. I would like to build in some security features, definitely some...
Hi guys I just bought:
one nRF51 Dongle (nRF6825 Rev 1.1.0 2015.27)
some nRF51822 Bluetooth Smart Beacon Kits (nRF6930 Rev. 1.0.0 2014.27) that are basically beacons...
In my application I need to use the whole flash memory available (128 KB of the nRF51422 QFAC). My data is first stored on a 2KB buffer and once the buffer is full, data is...
