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,
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...
Good afternoon
i have built a small program for the uarte, using the example however im not managing to edit the event handler such that depending onthe text i recive...
Had tried to build it from the IDE before. Couldn't do it. Tried to build manually, got exactly the same error I was getting in the IDE. Parsing C:/Users/mario.raposo/zephyrproject...
Hi,
i have followed a few manuals like this one: https://www.nordicsemi.com/Software-and-tools/Development-Kits/nRF9160-DK/GetStarted#infotabs
or this one:
https:...
I'm trying to make an application which displays signal transferred via bluetooth.
To reduce computing time on the tablet, I want to apply oversampling in nRF52840.
The...
Thanks in advanced. I achieve 4 uint8_t dynamic sensor datas, I want 52832 transmit them through BLE continuously. Based on examples\ble_peripheral\ble_app_gatts_c, I can...
Dear,
How to evaluate a channel if is clear in property in NRF528 serials? e.g. there are ED and CCA in 802.15.4 standard, how to implement CSMA in NRF52810?
Hi
I'm using nRF52832, SDK 16.
When I enabling timer application the power consumption is increased by ~450uA, far away from the product specification
What may cause...
Hi there,
We're trying to write to the UICR CUSTOMER register to store some of the manufacturer info, such as BLE MAC address, for example.
When SD isn't running we have...
The following is loaded into flash on the nRF52840: Bootloader: 0xe0000 Application: 0x27000 SOFTDEVICE S140: 0x1000 MBR at 0x0000
Bootloader starts, waits 5 sec and runs...
Hello,
I want to use BLE direction finding. In the product brief ( https://www.nordicsemi.com/-/media/Software-and-other-downloads/Product-Briefs/nRF52833-DK-PB-10.pdf?la...
