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 running an application on the s140 soft device using the buttonless dfu as an example. I am using the dual ramp pwm scheme to generate complementary pwm waveforms...
I'm having some issues with the 9160 on battery and wondering if we're doing something wrong or if this is expected behavior. During the initial connection to the tower, I...
We tried to adapt the RTC example from the SDK to add logging via UART during interrupts and the programmed crashed or hanged.
Here follows the code we are using :
The...
Hello, I have an application based on the example "ble_thread_dyn_mtd_coap_cli_pca10056_s140".
When a confirmable message has not received a response, I receive the error...
Hi,
We have built an iOS app with the iOS nRF Mesh Library ( https://github.com/NordicSemiconductor/IOS-nRF-Mesh-Library ) that collects data from all the sensors in the...
I am using nrf Toolbox iOS demo application. I have a requirement in which I want to change the incoming data stream to accept 4 bytes of data instead of the default 2 bytes...
Hello,
I am migrating our production code from SDK14.2 to SDK16, and switching to using FreeRTOS. During the BLE initialization and bonding, I get a system reboot. Tracking...
Hello,
Using an Arduino nano 33 ble which contains a nrf52840.
Using arm-none-eabi-gcc version 9.2.1 in debian/linux, uploading using openocd en gdb.
I tested my problem...
As I'm new to the nRF52840 and Bluetooth, I read documents and DevZone posts related to the bluetooth maximum throughput.
According to the references like Jimmy and Sigurd...
Hi,
I am trying to update from SDK 1.3 to 1.4 and struggling with crashes. COAP uses random number generator to generate new tokens to the header. First time when this...
Hello,
I use the default ble_template application from the SDK and download a BLE custom service template from here to add it to the template code (as described in the README...
Hello,
I have a fully functioning project using the Fanstel BT840 chip which uses the NRF52840. I am running the code using secure Buttonless DFU and the S140 soft device...
So, I am developing an application where I will use uart to transmit some data from the PC to the nrf board. The issue is that the data I am transferring is quite large (64KB...
