I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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...
I am interested in transferring large data (>255) over SPIS.
My application requires that the nrf52840 is operated in SPI slave mode. To manage such transaction I have SPI...
Hi ,
I need using dimming server example to add FDS function. But I meet some unstable sitation.
The bellow is the log show how the issue happens.
sometingtimes,FDS...
I am developing a robot controller(Central, nRF51822).
However, I am having a problem with UUID.
And I am using the ble_central (s130 ble_app_uart) example.
The figure...
Hi
I am developing a bootloader for nRF52840 using SDK 15.2.0 and s140_nrf52_6.1.0_softdevice, that should support both USBD and BLE transports.
The first transport layer...
We are using NRF52840 with Softdevice 340 and several sensors connected via ANT and BLE. NRF is connected to STM32 via serial UART connection and use ANT serial protocol for...
I am using PPK to measure current. The system uses 2 CR2430 in parallel.
I observe that
1. When using the battery as external supply, the battery voltage drop to 2.5V...
I am using the original board. It does not have a 32kHz crystal.
So I want to use the built-in RC oscillator.
In addition, use the time example of nRF5_SDK_16.0.0. "NRFX_CLOCK_CONFIG_LF_SRC...
Hello,
I am using nRF52840 S140 v7.0.1. I have few queries on DTM functionality.
1) As per standards, we can do DTM test either by sending HCI commands or UART commands...
Hi,
Using Eddystone example I configured EID and TLM slots. I see in nRF connect app both EID and encrypted TLM(encrypted data, salt, MIC).
How to exactly decode the...
Hello,
we are experimenting with the Nrf52811 CTE feature and have a few doubts concerning the documentation. We program our experiments with bare-metal (no soft device...
Hi,
I am working on one business use case. The basic requirement is to monitor the outdoor air environment from different locations. I want to try out the initial things...
Hi,
For nRF52840 BLE, in the DFU (OTA) example (buttonless OTA):
../nRF5_SDK_15.3.0_59ac345/examples/ble_peripheral/ble_app_buttonless_dfu
How scanning is done? Or where...
