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...
Dear all:
i have a problem about connect distance. My central device is nRF52840 ，peripherals are nRF52810 device。all device Hardware RF performance are good. But,when my...
Hi In continue to Tzvi Kaplan thread and other threads here related to the PDM, like this one:
devzone.nordicsemi.com/.../single-pdm-microphone-at-higher-pcm-sampling-rate...
Dear Team, SDK - sdk version 15.0.0 IDE - Segger Embedded Studio SOFTDEVICE - s140_nrf52_6.0.0_softdevice We are developing our custom application and it is battery operated...
Hallo,
I want to measure the RSSI of a BLE-beacon. The beacons runs fie, my problem is the other side. I read the thread:
https://devzone.nordicsemi.com/f/nordic-q-a...
Hi,
I am trying to make a project where one Bluetooth chip receives an audio file from mobile and another chip will receive it via serial communication and transmit ahead...
Will the nrf52811 I2C compatibility work with the I2C on the MLX90614 IR sensor. I need to make sure that they will work with each other without issue. Below is the datasheet...
I have DFU OTA application running on 52840 platform on a custom board. SDK v15.3.0. I use SoftDevoce S140 v6.1.1.
Then I need to port it to 52832 platform - SoftDevice...
I have used the NRF52 before, but we got a new need for it to be used with FreeRTOS. Usually I use the RAM_START and RAM_SIZE defines the set up the ram usage for the soft...
1. I tested the following AT instruction on ncs v1.3, returned OK, but did not return the subscription message, need to modify where to return the subscription message did...
We are using I2C bus for communication with a RTC and Accelerometer. But sometimes the I2C get struck in i2c_write. It does not happens always it may happen randomly. We are...
Hi,
I just spent several hours trying to figure out why, using a nRF52 dev kit w/ SDK13 + S132 on both central/client and peripheral/server side, sd_ble_gattc_read() was...
Dear Support,
I have a question about the IPv6 networking with OpenThread. I do have an mesh network with about 50 nodes (PCA10059) and implemented CoAP servers and clients...
