Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello. I am developing a central operation using nrf52832 (S132 v7.0.1, SDK v17.0.0).
I want to read / write a value to the specified address of the flash. According to...
Hello.
I'm trying to get data from a pressure sensor.
But it seems that BLE device is not properly got data from the sensor.
Here is a data sheet of the sensor. (Please...
Hello everyone, I am using NrfConnect with Zephyr on Segger embedded studio . I want tu use the math logarithm function in my code and print the result on the debug terminal...
Hello,
We have a wearable-type device with custom BLE services and characteristics. We would like to log all data from our services on a PC. Would you happen to know of...
Hello!
Can anyone explain, why APP_USBD_CDC_REQ_SET_CONTROL_LINE_STATE event in app_usb_cdc_acm library fires for DTR signal changes only, but not for RTS signal? I try...
I tried to compile the Secure Bootloader project in:
..\nRF5_SDK_17.1.0_ddde560\examples\dfu\secure_bootloader\pca10056_s140_ble\ses
but get the error:.text is too large...
Hello sirs
I want to combine the mpu6050 example which is a non BLE example with peripheral_uart example. I
have modified the mpu6050 sample to work with my NRF5340-DK...
I am using an nRF chip and the nRF SDK for 1st time and I think I am still at the steep part of the learning curve.
My problem is that I cannot get the log from my custom...
We are developing a device that communicates with a remote management system via tcp sockets over LTE. We are using the NRF Connect SDK 1.4.0 with modem firmware mfw_nrf9160_1...
Hello,
I want to transfer analog values via BLE to a external Device. The SAADC is initialize for 2 channels, triggered by RTC-timer and i've get the right values from both...
Hi,
I wonder if it is possible in the nrf91-device to read how much data there is left on the SIM-card.
Where is that information stored?
How does one normally get the...
We using Android Phone (OPPO A53 Android 5.1) and some custom tablets (Android 9.0), to start add custom board as BLE mesh node. But sometimes the reconnection failed even...
Working with the GPS sample.
Builds fine on 1.5.0
on 1.5.1 building with west I get
-- Application: /opt/Nordic/ncs/v1.5.1/nrf/samples/nrf9160/gps
-- Using NCS Toolchain...
I'm trying to upload image asset binary files onto a custom hw that uses the nrf52833 mcu. I use mcumgr for performing DFUs and I would like to use it to upload the binary...
I would like to enable access protection on my device, ie no debugger or flash access. Going through the docs, it looks like I’d have to do a few registers to get access protection...
