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...
Hello,
I am making a PCB for my project using the nRF51822 chip? Can I power a LED with the GPIO pin or do I need to connect a MOSFET to drive the current? Also, I want...
Hello everyone, the sdk version that I use is 15.0. The soft device is s132.
With the example of peripheral/uart I am able to receive the serial uart sensor data. On the...
hi,
I'm trying to merge the the proxy server and beaconing example together. When I compare two main.c and copy the advertising part from beaconing to proxy server example...
Hello everyone, the sdk version that I use is 15.0. The soft device is s132.
With the example of peripheral/uart I am able to receive the serial uart sensor data. On the...
Hi Sir
I'd want to send DTM command by hard code, but I don't know where is the command spec for reference ?
Has any one could show me where is the spec ? and give me...
Hi,
I am using nrf52832 with soft device 3. I am operating on peripheral role, while i am initiating sd_ble_gattc_exchange_mtu_request with desired MTU ,it internally sends...
Hi! I am using SDK15.0 and SD 132 v6.0.0. My IDE is Segger Embedded Studio.
Everything was working fine and then suddenly after few weeks of developing a problem appeared...
Testing BLE mesh of proxy light switch example with 3 nrf52840(1 as client and 2 as servers) pdk boards with nrf mesh apk(android phone). Phone able to scan nrf 52840 light...
Dear Team,
I am using ST-Link V2 connector to program a nRF52840 board. When connected to a laptop and try to connect to the target, it says 'ST Link USB Communication...
I am currently trying to extend the range of the bluetooth mesh application. The infocentre infers that the function:
typedef struct
120 {
121 radio_tx_power_t tx_power;...
Hi,
I wonder if someone can make recommendations for types of 'smart bracelet' ('smart wristband') devices that use a BLE chip of Nordic's nRF51/nRF52 range. Can you point...
Hi,
I'm currently developing software on nrf52832. Unfortunately, I can't use the SDK for different reasons.
I'm currently looking at the RESETREAS register. If I...
I use the following code to write 32-byte to L01-module. (The wireless-communication works successfully ).
The following ( 420us+200us ), accompany only 32-byte wireless...
Hi.Is there any inbuilt ic present in nrf52840 DK board to monitor battery management ??if so, how to use that for measuring battery life?can anyone help me out plz!!
Thanks...
