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...
Dear all,
I remembered that nRF52832 can be powered with button cell, for example CR2450, and worked normally more than 1 year in Nordic website. But now I can not find...
Hi guys,
We're currently experiencing a very strange issue when we perform the following process of writing to a characteristic in an nRF52840 running SDK 15.2.0 and SoftDevice...
I Implemented the code for collecting data from 1 ble device through android app but i want to implement the code for collecting data from two ble device simultaneously unfortunatly...
This ticket started as a mail thread so I add it here so no data are missing:
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Hi
In https://devzone.nordicsemi.com/f/nordic-q-a/30206/spi-with-ble-in-nrf52832 , you said it cannot use UART 0 and SPI0 or TWI0 together.
Why?
In nRF52832 Datasheet...
hi...
i had merged the two programs , twi sensor and uart in segger 15.2 version . i am using nrf52840 i am getting the error in twi instance 0 . i couldn't find what error...
hi.......... i am using nrf52832 and peripheral device , software -- segger 15.2 version
i am getting the error while merging uart and TWI sensor example program. this is...
Hi guys,
I am developing a application and I want to increase the BLE throughput to atleast 1.3kB/s.
I have already read this thread: https://devzone.nordicsemi.com/f...
Hello,
We are using the nRF52840 which has a CC310.
My question is about signature sizes when performing ECDSA signing/verification using the functions CRYS_ECDSA_Sign...
Hai,
I am beginner in this. i am working on nrf 52832 and using sdk 15 . I need to update the firmware remotely in the field using smartphone with BT.
In sdk 15 there...
I am highly experienced with microcontrollers, all the way back to the Intel 8008, but somewhat new to the nRF52832, with only a few designs under my belt for this microcontroller...
We need to implement precision clock synchronisation between two or more NRF52 BLE devices (sub millisecond precision) and need some advice on what path to choose.
I have...
Dear all,
In my project, I only want to use a battery to power for nRF52832. So, I want to add the feature which can measure the battery level and notify the user. But I...
