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...
Hi,
I am using nRF52840, S140 V7.0.1.
I am using Secure Serial Bootloader and able to do DFU of Application.
DFU of application
Using below command able to generate...
Hi,
I have a custom board with nrf52833 I would like to flash with custom firmware. I would like to flash this board by "P19 debug out connector" from DK.
How can I...
I am trying to port a tested program from NRF52 DK to NRF Thingy. To do the same I had changed the board to PCA20020. After I do that, I program using the NRF52 debug out...
Hi,
If the app keeps sending data at a certain rate, the numbers will skip and the software will stop.
I tried to see how much data I could communicate and at what speed...
In my situation, I want to use ble to designed a piconet which has 1 master and up to 4 slave .( upload(Slave->Master) rate is 2.2KB/s,download(Master->Slave) rate is 500...
Hi
A few questions regarding the "saadc_pca10040" example:
If I read one analog pin then what is the meaning of this matrix of values :
"static nrf_saadc_value_t...
This page shows that MPU is not supported on nRF52840: https://infocenter.nordicsemi.com/topic/sdk_nrf5_v16.0.0/nrfx_drv_supp_matrix.html
On the other hand, the following...
Hello Nordic Experts,
I'd like to add the usb hid composite to one of BLE examples. I followed link below and combined the example usbd_hid_composite with ble_app_blinki_c...
Daer usually we need minutes to lock the LTE cell and connect to the network. There is a way after the connection to save the data (NVM or flash) and on restart to use them...
Hello Everyone,
I am trying to implement fds in nrf52832 with sdk 15.2. getting some issues. I am using 5 record key's and 1 file id.
Before coming to that, Can anyone...
Hello Everyone,
I am using nrf52832 and sdk 15.2 for ota over serial. I have made bootloader for OTA over UART and tested same with nrfutil using my dfu package file. firmware...
Hi. I my embedded code I read default MAC address internally and mine is read as 73:7F:..... but in reality is supposed to be F3:7F.....
I have read few tickets where people...
Hello,
We are designing a custom board, and we would like to use an external crystal for the low frequency clock source, but we are running into disconnect issues. A similar...
Hi,
I have been trying to get the BLE secure DFU example working on a custom board (nrf52840 - BC840 module). I tried it on SDK 15 and SDK 16. When I flash the BLE DFU,...
I am trying to get the current time and the current time zone. I see there is some modem commands LWM2M commands that appear to have the capability to do that. When I try...
