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...
Platform: Keil, SDK13.1, nRF52832
I'm investigating series of seemingly random hangs when app_twi gets permanently stuck in app_twi.c following code snippet:
When...
I have 4 button and the app_button use gpiote module, button works OK. But nrf51822 only has 4 gpiote, so what should I do if I want to use pin interrupt for g_sensor?
This question is related to https://devzone.nordicsemi.com/f/nordic-q-a/24860/sdk14-static-service-structures
Typically in your SDK examples you put global variables for...
I am trying to build the micro-ecc library following the procedure detailed in the BLE LE Secure Connections multirole example . I am using SDK v11.
I have cloned the micro...
Hi,
I have modified the nus service and added two new characteristics called txs and rxs which support read and write protection.
on the peripheral i have set BLE_GAP_CONN_SEC_MODE_SET_LESC_ENC_WITH_MITM...
Hello:
According to the website, please nrf52832 circuit design, without adding other peripherals, just as a radio Beacon, button battery voltage at 2.3 V nrf52832 cannot...
Hello, I am using SDK 15 & Softdevice 6, I am using NRF52840.
I have merged the USB CDC into a multi-link example. I confirmed that it worked, and the project was successful...
Hi
Is the DCDC enabled or disabled by default when using the DTM example in SDK v15.0.0? We can't find any reference to it so we assume it is disabled, but just wanted...
Hi guys,
On my application, I ported the code from TWI_scanner example (SDK14) and it is connected to a temperature sensor the which is read every 45 seconds, It is working...
As far as I can tell, Shockburst isn't officially supported on the nRF52840 in SDK 15. However, I have seen some success from others with this configuration, but after making...
Hi,
I have been working with the NRF52832, and trying to capture raw ADC data with the help of TWI bus. I have imported the necessary libraries (i'll attach the code below...
I have used aes_all_cli example to test computation time for AEAD EAX/GCM/CCM. I have shortened the plain text to 16 bytes, added pin toggling on encryption function enter...
I don’t have a lot of information as I’ve been totally unsuccessful in debugging this.
In short, we have a SPI peripheral that was working under SDK 14.2. Under 15.0 we...
