I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
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,
We are creating an application that requires LTE connectivity, GPS and communicating to a server using HTTPS. We used the HTPPS client example as a starting point and...
Hi,
I'm quite new to the nRF environment and am trying to run one of the nRF5 SDK examples (ble_peripheral -> ble_app_uart -> pca10056 -> s140) on a custom bord with BT840...
Hello everyone, I have a problem I am trying to merge to project using I2c and Uart, So I copy the code from the uart example in the sdk.
I can read on the debug terminal...
Good afternoon, I am trying migrate from ARM compilar 5 to 6 some examples of the SDK 16, but i have some problems with it. I was wondering if a version 6 compatible sdk would...
Hi
I am using the provided example ble_app_queued_writes to send 256 bytes in each call.
It is taking around 13 seconds to transfer 3136 bytes:
12 calls of 256 and one...
Hi,
My project is currently using NRF52832 with Mesh 4.1
After update from SDK15.0.0 to SDK17.0.0, everything just works fine except my button.
I am using P0.18 for...
Hi,
currently we are developing a firmware for 52840 based on the nRF5 v.16 SDK with Softdevice 7.0.1 on a custom board. We are able to connect and bond up to 5 devices...
Hey all,
I have a custom board running nRF52832 with Softdevice S132 v6.1.0 and SDK15.2. My application requires me to start advertising without any manufacturer data...
Hi
in our device, HFXO is running permanently. There is an external LFXO running permanently as well.
Now I'm wondering what would be the additional current draw if we...
Hi community !
I create a model to send a string over mesh and it's working well ! The only thing which is strange is when my string is 9 bytes long (or under), the message...
Hi,
I currently need a 2.4Ghz OOK tx and I'm looking into the NRF52840 DK. I know it is not supported but I'm thinking of doing bitbang and control the PA to do an OOK...
Here are some question about SIG qualification:
Suppose I current use nRF52832 and S132 v7.0.1 ( QDID- 138862 ) and get SIG qualification without required test with Declaration...
I'm using nrf52832 with st25r3911b to let device read & write NFC card.
I modified nRF5SDK160098a08e2\examples\ble_central\ble_app_uart_c\pca10040\s132\ses to do this. ...
Hi, there,
I have a question about HFXO load capacitors and LFXO load capacitors.
Each load capacitors of nRF52840-DK are like below.
And i checked BOM file to find...
Hello! I'm somewhat new to SES and still trying to understand the program a bit. Some of the features are a bit less intuitive than others.
Right now, I'm actually not having...
