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...
I use the ble_uart sdk14.2.0 example, I just open the pwm, and then accept the data, I did not deal with the data received from nus, just a connection, a connection error...
hi team,
i need a clarification. my expectation is i want to transfer a image from mobile to nrf52840 pdk and display that image to the gui interfaced in pdk. my doubs are...
Hello , I'm working on the sdk 12. The problem is that when i try to do a scan of 1sec , i see thanks to the power kit that the scan is actually of 760 ms .
Can someone help...
Hello,
I am using a custom board with nrf52382 chip and mma8652 accelerometer, This accelerometer has only i2c peripherals to communicate with. I am using twi_software...
I have a tzone bt04 BLE Temp data logger,
However I'm unable to connect to it using gatttool -t random -I
I want to access it's gatt services to fetch historical data...
Hi
I just stumbled about SRAM PUF which could solve me a huge problem in IoT provisioning certificates.
https://www.intrinsic-id.com/products/spartan/ sounds very promising...
Hi,
We have an application built using sdk10 and sd110 on a nRF51822 chip using Segger Embedded Studio. The application works but it takes to long to start.
We have bootloader...
I can ping the nrf52 from pc but i can't ping it form COAP client (mozilla cooper). In wireshark i got an error that port is unreachable . What should i do ? Thank you in...
Hi,
Interface between LPC1769 and NRF51822QFAC via UART, I am fresher for NRF51822QFAC, which tool i can used, how compile source code and pleas tell me download path
I'm using the Scan and Forward mode to relay sensor data.
My requirement is for roughly 256 Bytes per message.
Question: Is it recommended to switch to a private channel...
We used Nordic default project "ble_app_beacon" nRF5_SDK_13.1.0_7ca7556\examples\ble_peripheral, running on the RF52832 DK and only enable advertisement, the interval is 10s...
Board: custom board; Mesh SDK: V1.0.0; Softdevice: S132; IDE: SEGGER Embedded; BLE: nrf52832
When I test the steps specified by “Interactive PyACI”, I can Provisioning...
Not really a problem, just a suggestion for improvement.
Using nRF5_SDK_14.2.0_17b948a
We have this definition:
./nrf-sdk/components/libraries/util/sdk_errors.h:157...
Hello,
Considering nRF5_SDK_14.2.0_17b948a.
In SDK documentation I can read that the steps to use the app_pwm library is to:
instantiate a context with APP_PWM_INSTANCE...
