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...
Is it OK to send multiple packet continuously over nus at below way without waiting for packet transmit complete?
i=UserUart.RxBuf[1]+2;
index = 0;
while(i>0)
{...
Hi,
I'm using nrf51822 Ek kit and running ble_app_uart example,when i want to send any character or integer it Received like a string only,but i want to send only single...
Hi,
this question is more about iOS than nRF, but there's probably here some experience around this subject.
First the context : We have a product based on nRF51, S110...
I compile a .bin file for DFU. The bin file is 62020 bytes. I create the zip file for DFU, it is 62909 bytes.
If I extract the zip file, I get the bin file (62020 bytes...
We are currently designing a prototype board for our product using the nRF52832. We need to calculate the transmission line with on a 4 layer PCB. The stack-up looks like...
I am trying to use your swift iOSDFULibrary cocoapod. What I am doing is the following. I have a library written in swift. That library is where I have your iOSDFULibrary...
As Bootloader IROM starting address 0x78000 and size 0x6000 is same in SDK 13.0 and 12.2.0 expecting to update Device firmware (BL+SD+APP) from 12.2.0 to 13.0.0 SDK.But in...
I use SDK9 nRF51.
I use white list. When I want to delete all bounded devices, I call this function. But it doesn't work. It not deleted.
Why I can't to delete bounded devices...
Hi,
I would like to know which is the difference between using a Softdevice or not.
Looking at the blinky example, the two versions are provided. The "main.c" file is...
I am looking into learning how to program the nrf52 with the nrf52-dk. I have been programming AVR and ARM-M0 for a couple of years now. I am familiar embedded programing...
I am trying to take the ble_uart code and encapsulate it , so I took all the code and put it into another C file I made.
Then from the main.c program I call a function...
I am trying to add the example in examples\peripheral\pwm_library to another project to get pwm working. In the other project I have included all necessary stuff but I get...
Hi guys. I am struggling to get buttonless DFU to work in my owm application. I am using SDK12.2 with gcc on a pca10040 board with S132.
I have successfully followed this...
hello,i am using nrf52 dk, & am working on bluetooth uart & looking for data is send from mobile to nrf52 dk board. i am having examples of data is sending from board to mobile...
