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,
We are trying to use the Cryptocell as used in example nrf_crypto_aes_cbc_with_padding along with Secure DFU. However, when the application loads the crypto engine...
DFU secure bootloader ( secure_bootloader/ pca10040_s132_ble ) using segger embedded studio version 5.50
Am using SDK version 17.0.2 for BMD350 nRF52832 module
Already...
Hi there,
I was able to successfully compile and run the "BLE HIDS keyboard" example on my nRF52832 using Segger SES 5.44
My Nordic chip is connected via UART Rx/Tx to...
Good day
I use NRF52840 + SDK v17.0.2. My application relies on _gls example and mainly copies its security settings ( also uses peer manager ) except I use MITM protection...
Hello Dear!
Please look at the red area in the picture.
The C9 820PF, it's no commonly used,We buy it very hard.
Can i modify C9 820PF to change C9 1 nf in desgin?
I've read quite a few threads where people are asking for help getting NAND Flash to work with their devices, only to find out they are not supported. I see that only NOR...
Hi
I am using nrf52832 to develop a ble hid device with tile function
I merge sample code ble_app_tile to ble_app_hid_keyboard example
I use the advertising_init function...
The firmware crashes when passing the ble_stack_init() when the firmware is download but in debug mode it works fine. The screen shots below shows this event.
We are using...
Hi there,
For my POC test, I need to send a max 255 bytes payload data from a client to one or many servers. I use two nrf52832 DK boards, BLE sdk 17.0 and BLE mesh 5.0...
Hi,
I'm using PWM driver DEMO5 to change the voltage of IOs.Now I need different voltage ranges.
Here is my code:
The voltage will change when button is pushed,but...
I have followed this tutorial ( https://devzone.nordicsemi.com/nordic/nrf-connect-sdk-guides/b/getting-started/posts/nrf-connect-sdk-tutorial---part-2-ncs-v1-4-0#h185sjwm5882m1bcimiad82dnf4kcy0b...
Hi,
I am scanning device using Provisioning service, would like to know after Provisioning, does device contain Provisioning Service in it or not.
Does only Proxy service...
