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, In my case, i'm using some PTX and one PRX. It's working well. Now i want to extend coverage, can i use repeater/forwarder? I tried but have problem with PTX: after...
Hi,
we are using a custom board, with codes tested on a NRF52 DK. We reconfigured the pins and when using pin P0.09 (by default NFC) as an input "active_high" and with ...
Hello,
I've done this steps:
I erased the whole chip: nRFgo Studio/ DeviceManager/nRF5x Programming/Erase all
I programmed the Softdevice s132_nrf52_5.0.0_softdevice...
Hello Nordic Team,
i use SDK 12.3 and SoftDevice S130.
In the template project ( \examples\ble_peripheral\ble_app_template ), the BSP module is used to indicate advertising...
Hello,
For my project I need to send raw data (without prefix or timestamps ) along with system logs trough the same UART.
So far one possible solution is to use NRF_LOG_RAW_INFO...
I've been using nRF24LE1 for development. The HAL library provide the AES encryption for ECB mode. Now I need the decryption function. Does anyone has the realization? Any...
Hello everyone,
I use SDK14.2 and s132 softdevice. I can read "NRF_SAADC_INPUT_AIN0" and "NRF_SAADC_INPUT_VDD" pins and system is working properly.
Working Code like...
Dear friends,
I am using the nRF 52832, s132. I want to know the BER (bit error rate) of the BLE link. How can i measure it? Further, to what extent do other radio interferences...
Hi.
I want to know the time difference between functions by using a timer instead of a difference. I've looked at app_timer.h, but it's hard to understand.
I do not need...
I am trying to use the ADC to take power measurements on an interval. I found an example to read the values out online:
void ADC_IRQHandler() { nrf_adc_conversion_event_clean...
I am designing a PCB using the NRF52832 and this antenna . The antenna design guidelines suggest ground clearance and direct traces from the NRF52832 to the antenna without...
I am working on a project which I wish to Paer between to nRF51422 devices and to use the auto reconnect between them. there won't be any display so it must be automatically...
