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 all,
i have a question about the communication client and server.
I'm using for my project a nrf52 and softdevice s132 v2.0.0, reading the datasheet i can understood...
Hello
we have a projekt with periperal "ble-app-blinky" und central "ble_app_blinky_c".
how to do:
when the "peripheral" battery is below 2.3V
then the led 4 on "central...
I'm trying to regularly change some advertising parameters ( ble_gap_adv_params_t.type ). The only way i can see to do so, is by stopping and starting advertising.
However...
I made a pulse oximeter product with nrf51822AC(base on SDK5.2.0 & S110 6.0.0), and implemented SIG GATT-based profile（PLXP+PLXS). Now we want to do BQB RF PHY testing to...
I have an example combining BLE, UART and SPI in which I use RTT to watch the startup process.
The SoC is nRF52 (BLE Nano2); building with armgcc.
This works ok when JLink...
Hi,
I need to send large data(about 200KB) from android phone to my custom board.
Connected like this :
Android Phone ->(BLE) -> nRF51822 ->(UART) -> Custom board...
Hey everyone,
I'm new to the Nordic/Thingy/Embedded world and was hoping I could get some hand holding to achieve a simple change.
I would like to change the Thingy...
Hi All,
I am working printer project where i will be using two boards , one is nrf51 dongle which acts as client(sends/advertise the data) and another is nrf51422 soc on...
Hello community,
I did a central device which is connecting with 8 slaves and this slaves are sending every time 8 bytes when they are connected. My set up is the following...
I'm trying to create a program that takes a stream of UART data at 115k baud streaming in and sends it over BLE as fast as possible. So far, I've
(1)Verified/ made some...
Dear Nordics,
If I add ble_nus service to buttonless_dfu example , it will reset after ble_dfu_init(). If I set
*p_ble_enable_params->common_enable_params.vs_uuid_count...
I am working on S140 on nRF25840. I am using the ble_app_beacon sample.
I want to set the advertising interval smaller than 100ms while using non-connectable mode. But the...
I am developing a product where I need to read a signal from an SPI ADC and send remotely to a receiver. This will be powered of a coin cell.
I see that the NRF51422 is low...
Hi,
I am trying to program nrf52 (on board ), but I keep getting these error:
$ nrfjprog -f nrf52 --program nrf52832_xxaa.hex --eraseall
ERROR: JLinkARM DLL reported an...
