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...
Hi there,
I read that the nRF52840 has a maximum data throughput of around 1.3~1.4Mbps . I also read that when configured as a central it can support up to 20 concurrent...
Hello,
Can anyone point me to a good example for Polling mode using serial library?
I'm looking for an application in which I can poll the serial port for data. I went...
I'm investigating the flash usage by the peer manager to store bond related data. While I haven't had a chance to fully investigate how the FDS and fstorage modules work,...
Hi,
We have a need to have a Nordic app for nRF51822 which both serves as a beacon and also offers a connectable service.
It's my distinct impression at present we cannot...
Hi,
My setup :
nRF52832
Soft Device S132 v5
SDK14.2
My use case involve me to send data to to a central device at 50 meters. I need to send only a small data...
Hello everyone :) , I work on a project initialy configured for a PCA10040 board and I would like to use the debug with my PCA10056 board but unfortunatly the debug doesn...
Hi
For some reason I get stuck in softdevice at 1EA7A when a send some random data to my phone also I notes that function sd_ble_gatts_hvx return 3401
PC = 0001EA7A, CycleCnt...
I am trying to connect thingy as peripheral and many smartphones as central but i can connect only one smartphone by using thingy at a time.Is it possible to connect many...
[References]
In page 234 of nRF52832_PS_v1.4 it says "In both modes, the TIMER is started by triggering the START task, and stopped by triggering the STOP task."
In this...
I am trying to add a custom service to support a communication path in my project. The Nordic UART example gives a good place to start so, using that as a template, I have...
Hi All:
i met a trouble.
i want to implement a function that i can restore mesh device by uart cmd.
so , i add uart to light switch service demo, when i recive a cmd...
Hi,
I tried the BLE Uart example on my own nRF51 board, but after a few minutes the application hangs in the softdevice.
The board is one we developed, an FTDI cable...
Is there a way to retrieve 128-bit base UUIDs from the SoftDevice, either the "built-in" Bluetooth SIG standard or a vendor-specific one registered via "sd_ble_uuid_vs_add...
Hi,
I'm having problems running the ble_peripheral/ble_app_blinky example with my iPhone 7 and nRFConnect. Here are the specs for the tools I'm using:
nRF52-DK: PCA10040...
