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...
Hi all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
hello ,
i want to develop a smart home product in which i want to use the indoor positioning using Bluetooth 5.1 Direction finding, i have seen that the " nRF52811 " have...
Hello I working for TSS.se now selling 100.000 temperature-loggers annually. We aim to develop a new IoT based logger based on nRF52832 as a replacement.
We have developed...
I am trying to use a Raspberry Pi B+ as Bluetooth to Wifi bridge. But I find that the bluetooth range is very diminished when talking to my Nordic nRF51 and nRF52 devices...
Sir,
I have a question about the connection's power setting of the BLE.
I use the API as the screenshot, but there have a error return. I don't konw the reason, so I...
I am following Getting Started Assistant on Mac platform.
However, I run into an error when I issue: " pip3 install --user -r zephyr/scripts/requirements.txt ".
" ERROR...
Hello,
there’s a section in the NRF9160 specification (11.1) that calls out that VDD_GPIO should be applied after VDD has been applied on power up and VDD_GPIO should be...
Hi,
I am sending firmware image using my DFU master. The image needs to be divided into data objects each of 4096 bytes and then those again into 244 byte BLE packets. So...
Hello,
I'm trying to connect to nrf connect with the nrf9160 DK. I am using an Irish vodafone NB-IOT sim to establish the connection. This sim has an access control list...
Hi,
I have a question regarding a DFU update via BLE. I am using mesh sdk v3.20 and sdk v15.30 with custom hardware (nrf52840).
I have the BLE DFU working as expected...
Hi all,
I am using mesh sdk3.20 and sdk15.30.
I noticed that with the buttonless ble dfu, it is not possible to perform a DFU transfer after the device was provisioned...
I did the program using examples of glucose. But I do not want to enter passkey from central. Because there is no LCD or UART in my device. Which part of the glucose example...
I am developing firmware for my Peripheral Device (nRF52840) using S140 (v7) and SDK 15.3. In my application, I will advertise (with advert payload changes) and support Smartphone...
Hi,
How much is the expected time period from the time VDD goes above 1.75V to main()? I am using a custom bootloader and am seeing a ~4.5s (yes seconds!) delay in getting...
