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...
nrf51822-QFAA has 16KB SRAM，when run with SoftDevice S110 v9.0.0,
the memory areas is below:
why the size is 0x2000(8K)?
when change size to 0x4000(16K), the app can...
Hi,
I'm wondering if there is a throughput example for the NRF52-DK?
There seems to be one for the NRF51-DK posted on the Nordic github but nothing much for the NRF52...
Hi,
I am having BIG problems getting the Bluetooth Dual Bank Bootloader sample to work!
I am using Keil 5.18 and using SDK version 9.0.0 and also tried 10.0.0. I have...
I need change the interval in runtime, so I call a function with the interval as the parameter advertising_init (interval ) every time that I will change. This function define...
Hello, i recently followed your tutorial nAN-36 to understand how to add a custom service to my project. I managed to do this and i also created three characteristics to control...
I'm trying to set up the ADC to read a battery voltage but am unable to get the adc result to change regardless of whether the input line is connected to VDD or GND. I'm using...
I've noticed that MCP for Android version 4.0.4 incorrectly translates company identifiers in advertisement packets.
For example company identifier 0x02BE should be reported...
Hello,
My name is Mehdi, and I am a student in a french university. Actually, I am working on a project and I aim to use the Heart Rate for a statical studies to use it...
I have tried to create delay_timer function using app_uart as nrf_delay replacement in order to save power as much as possible in a short delay existed in any part of my code...
I tried all the examples TWI code on my device and a dev kit nRF51-DK. Nothing appeared to work, either I get a into the WDT handler or the nRF51 resets.
While combing...
Hello,
My name is Mehdi, and I am a student in a french university. Actually, I am working on a project and I aim to use the Heart Rate for a statical studies to use it...
Hi,
I'm trying to use the NRF24L01 as a replacement to HS6200p. But I can't find 0x1E (SETUP VALUE) and 0x1F (PRE_GURD) in the NRF24L01 datasheet. Actually, in the datasheet...
Hi everyone,
I am using the following:
*nRF51422
*SDK11
*keil uVision 5.17
*s130
I have been working with nRF51 that scans beacons and stores it into persistent...
