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 Nordic guys,
I'm trying to create a pin pairing between an NRF52 DK and iPhone.
I've created this function to do that:
I've added that function in the ble_peripherical...
Hey! I am using nRF52 DK, SDK 15.2.0, and softdevice s112. I have an application that reads some data with the saadc, advertises, sends data if a connection is made or stores...
Hello
I am facing problem from many days on buttonless DFU.
Whoever from Nordic approaches kindly give a customized solution rather than other links. I have almost gone...
I am developing a BLE to LORA interface using nRF52840.
The LORA transceiver needs a 32MHz clock. Is there any way that I can get the nRF52840 to generate this?
I will...
nRF52840, SDK16.0.0, S132v7.0.1
I'm checking the accuracy of an LFXO 32KHz oscillator for manufacturing test purposes.
My rough plan is:
Initialize and clear TIMER3...
I use nrf52832 on my device and SDK version is nrf52 7.0.1. Yesterday I found it can not be find in bluetooth list,but it work on well in other Android devices like HUAWEI...
hello Nordic
i am working with nrf52832, sdk 16.0 , s132
i am trying to organize my code with attention to each function return value
i have tried looking at all...
Hi everyone,
I am writting a custom firmware and I am stacked on how to manipulate properly BLE events. First of all I have a handler function that listens for BLE events...
Is the mesh 4.2.0 sdk documentation available for download? I know that the sdk16.0.0 was downloadable on the infocenter ? But the same is not available for mesh 4.2.0. Where...
Hi all,
Is there any difference between advertising in IDLE mode and stop advertising using sd_ble_gap_adv_stop(m_advertising.adv_handle)? I wonder if I need to stop the...
I'm using the script from https://devzone.nordicsemi.com/f/nordic-q-a/53208/updating-nrf9160-modem-firmware-through-the-command-line/215357#215357
Under strace, it never...
Hi,
I need to reset RAM after softreset. As I read product specification, RAM cannot be cleared after softreset or CPU lockup.
Please see below image for reference.
...
I've been experimenting with using mqtt discontinuously, and have run into an issue where it appears to leak memory, leading to a subsequent mqtt_connect failing with -12...
nRF52832 offers several different Bluetooth modes such as :
(1) Nordic Proprietary 1 Mbps
(2) Nordic Proprietary 2 Mbps
(3) Bluetooth LE 1 Mbps
(4) Bluetooth LE 2...
