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...
The question I mentioned here
When using ble_gatts_hvx to send data, only send data pointer and length to softdevice, and softdevice did not copy these data to the softdevice...
i used pca10040_debug of bootloader_secure of nRF5_SDK_14.1.0_1dda907.
i created the key by myself.
Bootloader and zip file used the same key.
My device is in DfuTarg...
I'm using an NRF51 w/ S130 operated directly from a coin cell battery. I use the ADC with a voltage divider to successfully measure analog voltages. One of the challenges...
I'm trying to debug a randomly occuring Hardfault. In trying to trace down the source I read the CPU registers use the Nordic hardfault_implementation.c which grabs the register...
NRF52832 reference design BOM did not specify the voltage rating of capacitors. What is the recommended voltage rating of capacitors?
For 32 MHz Crystal Oscillator, specified...
I'm trying to use the TWI talking to a I2C device (LED driver TLC59116). I have some working arduino code which I have converted to use on my nRF52 custom board. I'm using...
Hello,
I'm trying to measure battery voltage on nRF52832 chip using SAADC based on examples/peripheral/saadc and examples/ble_peripheral/ble_app_proximity and noticed that...
Hello Community,
I have a peripheral device which is transmitting the data through custom battery, accelerometer and temperature services.
Now I need to receive that...
Hi everybody !!
i m working in a project with NRF52 SDK 11, i need a help, i want to create a funtion that working with RTC to count a tick and to convert it into time then...
Hi ,
I want to create a periodic task which has to run every 10 seconds, how can I create such a task?should I use threads for it? And which clock source does the task...
Hi I use nrf5_SDK_for_Mesh_v0.10.0-Alpha_src\examples\light_switch for test;
if one nrf51 dk board work as client and one nrf51 dk board work as server, or one nrf52 dk...
Hi,
I'm using FDS instead of pstorage.
FDS version is SDK13.0.0.
fds_record_update sometimes always returns FDS_ERR_NO_SPACE_IN_FLASH though I call fds_gc after it gets...
Hi,
we have developed a board that is using the nRF24LE1 chip. For test purposes I do want to toggle every possible pin. My first step is to develop this simple test code...
Hi all,
I am on the DK-52 with the SDK 13.0.0.
After erasing the device, I follow this steps:
upload the softdevice
nrfjprog --reset --program s132_nrf52_4...
Hi Forums,
I work 51822 custom board.
I try to add Buttonless DFU so I test the "experimental_ble_app_buttonless_dfu" compile is good.
But flash to the board can...
