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
I generate a pwm signal via changing the state of one characteristic. In general, the pwm works fine. But the problem occurs when I add the timer which is responsible...
Hi guys，
I use the 51822's PWM recently, PWM is made by GPIOTE+PPI+TIMER, and the PWM source code as below(I use TIMER1, GPIOTE[0], PPI_CH[0], PPI_CH[1]， period and duty...
Hi all, I'm asking on both BLE specification version 4.0 (or more) and NRF51822 S130 about having support for multiple central connections at the same time while our NRF51822...
Hi,
I get RSSI values like -96 or -97 dBm before the coded PHY connection between two nRF52840 pdks drops. Are these values something expected? TI advertises sensitivity...
Hi, there~ Nordic's Mesh SDK is fascinating! I was thinking of a way how to connect the Internet with Nordic's Mesh devices.
From the web, you might have seen these...
Hello,
I'm working with the thread v0.10.0 sdk release and I would like to customize and add some new packages to the border router.
I see that there is a release tag...
On the BLE Secure DFU Bootloader page of the documentation, there is a typo. See ' Secude ' in the following text.
Configuration parameters
There are certain configuration...
We have certain boards having nRF51 onboard. We want to use them as sniffer. Unfortunately, pins that are used for UART on nrf51DK board are not accessible on our boards....
Dear Nordic Development community,
I have a very interesting project going on based on bluetooth speaker controls.
In short words, i'd like to control the sound level...
i am using uart communication between nordic and some device ,communication was fine upto some time but after some random amount of time i am getting uart_driver error...why...
Hi developer, I'm a beginner using Nordic. This happens because I assigned made connection rain gauge and nrf52 as custom programming using a rain gauge and nrf52. Can someone...
Hi Guys,
I am new in BLE world, so sorry if I ask stupid questions.
I have a Simblee RFD77101 and a nRF 51822 chip. I would like to connect from nRF51 to Simblee and...
Hi all:
I used code from Github to read 9 axis data with TWI. But the example in TWI floder doesn't work.
Does somebody have the same issue?
Chip: nRF51422
Board...
My board is NRF51, the SDK version is nRF51_SDK_9.0.0_2e23562.
If I want to update the sdk version to nRF5_SDK_12.3.0_d7731ad,
Does it difficult? Is the modification many...
