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've founded the nrf_drv_lpcomp_init function didn't configure the EXTREFSEL register that why I can't configure the LPCOMP to use the AREF1 pin as an external reference...
Hi all, i have already posted in another discussion my problem, but i will resume it here briefly:
i have a simple program (similar to the tutorial of the custom service...
Hi! I want to send data from the temperature sensor from the beacon, receive them with the nrf51 and then send them to the PC via USB cable. The nrf51 has to start the connection...
Hi!
Is it possible to scan on a single channel using SoftDevice 132 running on nRF52?
If no such functionality exists, is there some workaround? Like timeslot API for...
Hi All,
Am using NRF52, SDK 11.0.0.2 alpha , I am using HRS free RTOS example. In that I just created two tasks of equal priority. As per Free RTOS two task must switch...
Hi all,
I'm a newby in the Nordic BLE world, I hope I will find some support on this forum about my problem.
I'm working on a project to create a multilink central device...
So I bought a "social retail" beacon device that claims to have 300foot range. After getting it I realized it uses the "iBeacon" standard, which is not compatible with my...
Hi - I wanted to post for the chance it may help others in the future. I'll spare everyone the drama, but I've been stuck on this issue for days and have finally resolved...
Hi. i'm using PCA10028, SDK10.0.0, S130.
I want to check RF characteristics.
nRf51 should make RF Tx continuously.
I think there is example source code for that.
Which...
The function dm_ble_evt_handler has codes like this.
void dm_ble_evt_handler(ble_evt_t * p_ble_evt){ // from device_manager_peripheral.c
switch (p_ble_evt->header...
Hello,
I have develop and app to send BLE Advertisement packet in Android. But what I found out is my device has Android Lollipop but it does not have peripheral mode turned...
I am using the nRF52 Preview board, PCA 10036. I need to provide a high-frequency clock signal to a peripheral. Anything between 1 and 4 MHz will work. However, I don't need...
I currently call nrfjprog twice to flash the softdevice hex and then the app hex separately. But as I am using two nrfjprog calls, I am unable to set --rbp ALL with the second...
