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...
The example app_onoff.c shipped with SDK For Mesh 4.2.0 (unchanged from 4.1.0) have two unused variables in its state struct.
The value_updated variable looks like a left...
Hi
Is the GPIO on the nRF62840 5V tolerant?
I see the VDD supply is capable of 5.5V.
I’m running a 5V Hall effect square wave into the GPIO pin used as an interrupt...
Hi Team,
I would like to send 10 bytes of data in mesh from one device to another device. As i know that we can send data from one device to another device and the packet...
Hello,
I've asked this question around 6 months ago. Now I have to pick up where I left off and I was wondering how much the situation might have changed since.
- Last...
Hi there!
Okay, I've been trying a lot to figure this out, but without any success. I have absolutely no idea what could be the problem whatsoever. The problem is that the...
Hi,
Currently we working on a project that uses:
nRF9160
Zyphre OS
Segger Embedded Studio for Arm (Nordic Edition) V4.52
SDK v1.3
CONFIG_MQTT_LIB_TLS ...
I am currently unable to flash any new code or to erase the flash memory of my nRF52840 Preview DK boards.
I am using SES and the OB J-Link, but also tried JLinkExe and...
Hi, I am using the TIFS register of the NRF RADIO to define the interframe spacing timing. (Done with the following line)
During a 1Mbit or 2Mbit connection, the real TIFS...
Thanks in advanced. I update uart pin number to rx:10 and tx:9, then get the error as title described under DEBUG mode. To save power, I use uart but uarte, so I set UART_ENABLED...
Hi,
I'm using the SAADC to sample external voltage to fill in the battery service. I have use APP_TIMER_DEF to create a timer to do it every 30 seconds. Also I have init...
I'm developing a Peripheral with a rather intricate connection process and doing a lot of testing.
I find that if a Central connects, and then the Peripheral tries to send...
Hi,
I have to implement customized services in my project.I think it is better to have seperate files for service inititialization.For that purpose I have seperated service...
This (in SDK v17.0.2):
Experimental: BLE Interactive Command Line Interface Example
https://infocenter.nordicsemi.com/topic/sdk_nrf5_v17.0.2/ble_sdk_app_interactive.html...
Hi
I have a coupe of dongles working on a project. While validating the board, i notice a strange behavior: I have the dongles in factory reset (MBR at start, the Bootloader...
