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...
We are in the final throws of testing our boards that are based on the BLE UART Peripheral application. The current test environment involves monitoring board and battery...
i changed the code to send environment data over ble_nus service and it was worked
so i tried to send motion sensor data over ble_nus service and i changed code but no data...
Im developing a mesh network based on a custom board using the nRF52832.
I fine with sending some bytes over mesh . But now i want so send more bytes over mesh using Instaburst...
Hello,
I am using nRF52840, SDK_16.0.0, S140 SoftDevice and Segger 4.16 for flashing the image. I am using ‘ble_app_blinky’.
I have few queries on setting Tx power...
Today ,I look up the SDK revisions，found that SoftDevice S130 V2.0.0 support NRF51822 V3.Now my production use S130 V1.0.0,but Chip revision unknow(N51822 QFACA2 1921DC).Is...
I have an application based on ble_app_hrs_freertos from SDK14.
Sometimes the application will not start advertising. When this happens, it does not help to power-cycle device...
Hello, I start in programming on nrf9160 DK. I followed the tutorial "getting started part 2" (https://devzone.nordicsemi.com/nordic/cellular-iot-guides/b/getting-started...
Hello,
Good Day!!
My question regarding the reset functionality of the device.
Reset the device on the short press of the reset button and on Long press (for example...
Requirements:
Transmit an advertising packet that can be received by a native IOS App & a native Android App.
Using an nRF52810, I need to set it to Advertising (non-con...
hi,
The data is sent to the app by sd_ble_gatts_hvx(), but the data obtained by this app is wrong.
When salve sends a byte, the data obtained by the app is always 0,but...
When I download \nRFready Smart Remote 3 nRF52 v1.2.1alpha\nRF5x SDK-SR3\examples\ble_peripheral\smart_remote_3_nrf52\Projects\Firmware_nRF52832 to my 52832 device, I can...
Hello everyone,
I am modifying the ble_central_uart example to connect directly with a device using its MAC address. For some reason I don't understand, it doesn't find...
I am getting an NRF_ERROR_INVALID_ADDR when using the SDKv15.2.0 call nrf_sdh_ble_enable() with softdevice s332v6.1.1
The ram start address provided to the function is...
Hello,
I am creating a wearable PCB with the Raytac MDBT4Q-P BLE module, which uses the nRF52832. I need this device to have OTA firmware capability, but I'm finding it...
