How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
HI team,
I use the S132 ,SDK_12.3.0 , nrf52832 PCA10040 v1.1.1 develop board. I met a problem when I do experiment with twi_sensor example code.When nrf52832 finished transfering...
Hello,
I'm currently running our RTC using the default resolution of 32.768 kHz (30.517 micro-seconds), which means that we are not prescaling. If I desire to have a larger...
Hi,
i have a Bluetooth PCBs that i designed using nRF51/52 chips and i'm wondering if there is any way to connect them to a web-server using a gateway.
i don't know...
I've looked through the Devzone, but couldn't find an answer to my question.
We are looking to automate the OTA process. When our nRF52 device is charging, it advertises...
Hello,
I would like to know the best practices to update a passkey for bonding.
For the moment, I have a static passkey that I set during ble initialization and I can...
To start off here, I'm using a Laird DVK-BL652-1.0, which according to Laird only needs to be re-configured to use the internal oscillator, but is otherwise very similar to...
Folks,
Have been using Keil MDK Lite in the past, in a Win VM. Larger code (over 32KB) plus the convenience of running without a VM layer have led me to switch to NetBeans...
Hi,
I want to use the AES-CCM of nRF52832. But it can not work with the softdivice.
I have read the following question and answer.
devzone.nordicsemi.com/.../
It seems...
Hi Nordic folks,
We are developing a product using nRF52832 with a Power Amplifier (RFX2401C) for extended range. For communication we are using ESB with some modifications...
I was redefining the init packet and when it came time to generate the nano-pb files, it looks like there is a fair amount of difference in the newly auto generated pb.c and...
Sorry if these questions are discussed already. I'm a newbie to Bluetooth project. Let me explain in brief. I have a central and peripheral device. I am transmitting 10samples...
After quite a few difficulties getting Keilv5 to work with the included examples with no responses ( devzone.nordicsemi.com/.../) I decided to give Eclipse a shot.
This...
Good day All,
We are in the process off procuring a project using nRF52, and I need to find out some important things. Are there any costs in using any of the libraries...
I am using nrf52840 module(peripheral) for transmitting 10samples/10ms and central device as the same nrf52840 for receiving the samples. Although I receive the packets, there...
Hello,
I'm working on an application in which I have to dynamically switch between a TWI master peripheral and SPI master peripheral that use the same peripheral ID (our...
