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...
I just updated to SoftDevice 8 and now I'm getting the address 0x200023C4 in my apps error handler function. This error happens to be the start address for the ble_evt_buffer...
Hi All,
anyone was been successful in compiling and flashing SDK 7.1 Bootloader/DFU using arm-gcc on *nix machine ?
If every single hex file needs to be flashed apart...
Hi ,
During SOFTDEVICE_HANDLER_INIT function call , if I change the NRF_CLOCK_LFCLKSRC_XTAL_20_PPM macro to NRF_CLOCK_LFCLKSRC_RC_250_PPM_8000MS_CALIBRATION , what is the...
Hi,
I have troubles programming my blinky in a nRF51DK. I have S110 v8 loaded and can flash blinky with nrfStudio. Not with GDB. It seems that the flash is not erased. After...
Hi to all,
I've started a new ble_apps_lbs project from ble_app_template. I've an nRF51822 chip with S110 already programmed, I modify the settings for the target cpu, and...
Hi
I have my code like this .
unsigned char *encryptedData;
unsigned int encryptedDataAfterAppendingLength;
memset(encryptedData, 0, encryptedDataAfterAppendingLength...
Hi, After i flashed the firmware MEFW nRF58122 0.11.0, MCP "start discovery" button is disabled. I flashed the lower version MEFW nRF58122 0.9.0. Same issue.
There is exception...
Dear all,
I have a question on the LFCLK accuracy in the smart beacon kit, which is pca20006.
When I see the specification of LFCLK crystal 32.768kHz, this crystal has...
I'm developing a product using a module with a built-in NRF51822 and I'm experiencing a strange error:
After staying in a connection for a long time (hours to days), the...
Hi, I'm making a product with the nRF51822 chip.
I was looking at the MFi.
As you see in the picture, the condition for not taking the MFi is like this.
At the...
Hi, I've written my own ACI code for an arm cortex M3. So far, everything is working fine. However, I've noticed that if all data credits are used up and a DisconnectedEvent...
I'm using nRF51822 SoC and i want to notify the Androïd(4.3) application with the changes of the Major value due to switching the beacon mode . How to change Major value ...
Hi,
i can say that i'm familiarized with nrf51 devices from some time ago.
Using softdevice 7.1.0 and MCP 3.7.1 i was able to perform a device firmware upgrade using just...
