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 am trying to develop the ble_app_template project into a custom ble application.
Where is says
/* YOUR_JOB: Declare all services structure you application is...
Hi Dear Engineers!
I use nRF52840 SPI (slave) to communicate with Master (HOST) CPU.
if I stop any ADV / SCAN RF functions all works Great!
But if I start ADV (or...
Hi,
I am having some trouble in setting up the RedBearLab BLE board w/ nRF51822 that i recently bought for a project I am currently doing . I am using windows OS, with eclipse...
Folks,
Attempting to use a sample app from the 13.0.0 SDK for a pointing (mouse) device I'm prototyping, located at ...\nRF5_SDK_13.0.0_04a0bfd\examples\ble_peripheral...
I use the sdk 13.0.0,software device s332，I hope the rtc can work when cpu sleep,and the lowest working current need less than 10uA，what should i do？or Is there a reference...
I'm working on an implementation of the Current Time Service specified by the Bluetooth SIG (I'm happy to share it).
where I am so far:
The service and the caracteristics...
I am defining my own list of errors that my application will use. At the same time, I would like to report the NRF errors as well. What do you think about a solution where...
Hi,
I am doing a communication with the custom tags which uses the custom characteristic and handle to communicate.
ServiceUuid: 81469e83-ef6f-42af-b1c6-f339dbdce2ea...
Hi everyone,
I am using SDK12 and the Flash Storage module to store some data in Flash. I frequently need to update some of these data basing on received commands and new...
Hi,
I am working on a custom design for NRF52832. The schematic and pcb layout are as follows. However, it seems that I can not get the signal working correctly. Would...
