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...
Hello,
I am thinking of creating a project that I intend to manufacture that needs to operate 10 dc motors via Bluetooth.
Would this be a logical and cost effective...
I am using nrf51822, I have two firmwares with different offset address, one is having offset address of 0x16000 another at 0x28000.Both are 60kb of size each. I want to start...
Hello all,
I try to find out how long some configurations of the Enhanced Shock Burst protocol take time. I am working with the nRF52 Development Kits.
Some timings...
I want to combine two applications, both of them having two services. One application resides at 0x16000 and other one resides at 0x249f0. I am using softdevice 7.3 and sdk...
I am using nrf51822 and softdevice 7.3. I am working on the github mesh example. I want to add uart service with mesh, so that I can communicate with that particular device...
Hello, this is what I can think of when porting a project, but before that, a little background about my project:
it uses BLE (duh)
it uses uart to print test output...
Hello,
i am using the nRF52 Development Board with SDK 11 and I have trubble with the UARTE Interface with DMA. Parallel I have running the ESB protocol.
I know the problems...
hello there i want to add battery service and thermometer service in advertisement packet. so i changed in uart project. but in advertisement project i can see battery service...
hi
I used the nrf51 dongle to receive advertisement packet from other nrf51 dongle. I used this formule, d = 10 ^ ((TxPower - RSSI) / 20) , given from this link forums...
Using Command Line Tools 9.0.0 attempting to push code.
ERROR: JLinkARM DLL reported an error. Try again. If error condition
ERROR: persists, run the same command again...
Hi All,
I am attempting to use 6 PWM channels with the app_pwm library on the nRF52 and am only able to successfully get 4 pwm outputs. Upon changing the 6th channel (PWM2...
I need 3 time aligned PWM channels (period of all three channels needs to start at the same time) at about 100 Hz with 16 bit resolution on the duty cycle. I also need to...
hello,
I used nrf52 and softdevice 2.0.1 and i have a big problem.
For some times the BT works perfectly but after i connect more then 4 devices for some reason
the...
Hi,
I need to check the emission of my custom nrf52832 board design and I need an spectrum analyzer... To see if my design would pass the regulations and tests.
I was...
Hi Nordic,
It's hard to find an example to talk about the event of advertising. I checked the advertising chart and know I will get the event BLE_GAP_EVT_TIMEOUT. Where can...
