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've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
I am trying to start developing on my nRF52833 DK using Segger embedded studios, but my board does not show up as a mounted device on my laptop (echoed by the fact that Segger...
Hi there.
I am attempting to do some reallife tests on the nrf52840, mainly focusing on long-range capabilities and performance between the DK and an iPhone XS. Are there...
Hello, I've seen several posts about this, but I'm a little hesitant to use older posts since you guys put out new and improved versions pretty quickly. We are using SDK 16...
nRF52832 on a nRF52DK connectivity_4.1.1_1m_with_s132_5.1.0.hex pc_ble_driver_py v0.14.2
Steps to reproduce: - connect to a peer device - discover services and attributes...
hello :
1)The packet format of NRF52832 2.4G is as follows, I would like to ask whether the 2.4G CRC can be turned off.
I use two boards PTX and PRX to transmit each...
Hello fellow developers,
I'm developing the Bluetooth Low Energy (BLE) app with my own functions. Now I would like to pack it as a standalone Electron App, which can be...
Dear Sir,
I am working on NRF52 and I have DK of PCA10040 / V1.2.1 / 2017.36 / 682236729. I have done program advertising with scanning both in one program. then I used...
Hi, I have problem. My NRF52832 Dev board is not recognizable by anything. L05 diode is blinking every 0.5 sec. I used Segger - not recognized, Keid again J Flash same story...
Hi,
I'm developing a BLE mesh project using Mesh SDK v4.2.0. I want to change the Tx power of the product in real-time, e.g. from 0dBm to 4dBm, 4dBm to 8dBm.
I've read...
I have an application that is running for a while and then it crashes.
Execution goes to softdevice_fault_handler(), calling it with parameters: id=1; pc=0xf764; info=NULL...
hi all
A silly question here , I am prepare to meet some security compliance , one of them is about delete files permanently.
I wonder how to get this done on nRF51822...
Hi,
I would like to wake the nRF52840 SoC from sleep via a GPIO High Pulse input.
What is the minimum allowable pulse period do I need for it to successfully wake up...
Hello,
I have the following application code (based on the template project from the SDK):
The receive callback is working and I get all the characters from my terminal...
From the datasheet I understand that any pins in port0 can be used as SPI. But I tried using the pins defined in nrf-sdk here and but there is no response. After searching...
