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...
Currently, I am trying to develop nrf51822 ( MDBT40 ) using Nordic SDK v12 (S130). The programmer I used is DAPLink from RedBear .
I am wondering how to make program to...
Working with the NUS, I sometimes see ble_conn_params_on_ble_evt getting called in a way that will cause the data being passed through NUS to stop. Not all the time, just...
Thats the problem.
On Windows7, 64 bit, with the Bluetooth Stack from the USB BLE-Stick happens the following:
Windows (master) initiates the connection, sends a security...
Hi, I'm using nrf51822 and using SDK12.3 ble_app_uart.
My purpose is sending data using BLE module like this:
Custom Board -> BLE Module -> Android Phone.
It works...
Hi,
I am using 2 nrf51822 devices. one is central and other one is peripheral. I am using s130 softdevice.
When i was trying to connect NRF51822 to other nrf51822.
i tried...
Hello All,
I am working on nrf52840 trying DFU OTA by following steps provided in this link github.com/.../ota-prog.md . where they have mentioned to install python all...
Hi Nordic,
I've used a GPIO of the NRF52832 to drive a FET circuit which latches off the battery, however as the board voltage collapses I see a short pulse on the GPIO...
In single bank mode, need upgrade bootloader by DFU. Performing below procedure, APK shows "transfer complete". Application on target device is disappeared, but bootloader...
Why does the nrf connect app on Android need my location services enabled for it to work? I believe that is the case for most (or all) of the nrf apps in Android.
Hello,
I am using nRF SDK 12.2.0 , with nRF52832 on pca10040 hardware, and working with the example in examples/peripheral/spi/main.c to develop a driver for LIS2DE12.
...
I've read as many posts regarding changing the ble connection interval as I can find but so far have been unsuccessful changing the ble connection interval.
Below has been...
Hi all,
Does in any chip with some constellation (different SD) the device allows less than 7.5ms for the connection interval? Or is this value the absolute minimum?
I am trying to connect to a peripheral device advertising f0000000-0114-4000-B000-000000000000 as the UUID. The peripheral adds it to the stack via sd_ble_uuid_vs_add after...
Hi,
I am using ESB in one of our current projects. I have two devices: one PTX (master) and one PRX (slave). The slave may want to send some data to the master from time...
