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...
I am trying to use the PA/LNA using the pc-ble driver. To do so, i need to configure GPIO and the softdevice. I found examples:
https://devzone.nordicsemi.com/b/blog/posts...
I'm wondering about how the notification queues are allocated when setting hvn_tx_queue_size using ble_cfg.conn_cfg.params.gatts_conn_cfg.hvn_tx_queue_size.
If I set it...
\components\iot\socket\api\socket_api.h contains a definition for 'struct timeval' that conflicts with \arm-eabi\sys-include\sys\_timeval.h
It creates a conflict with including...
Hi,
This thread discusses how to change the Makefile to interact with the Segger Systemview ( https://devzone.nordicsemi.com/b/blog/posts/instrumenting-with-segger-systemview...
Enabling or disabling notification on Client does always lead to an update of local database of Server by writing to its flash memory. Particularly NUS requires enabling of...
Hi,
I'm following this tutorial . In challenge 1, I was asked to change the transmit power level of the device.
Challenge 1: Try to add and populate the "p_tx_power_level...
Hi,
I am trying to integrate some ble code into my project but it keeps giving me errors like:
Error[Li005]: no definition for "ble_advertising_on_sys_evt" [referenced...
While developing code for our custom board, we ran into a filesystem corruption issue with fatfs+qspi block device and multiple directories. We were able to reproduce the...
I have problems running the ble_app_uart_pca1004e_s112 on a custom nrf52810 target devivce. The custom nrf52810 target is a custom board with the Rigado BMD 330, which is...
Hi there,
Please see the video for a full run down: https://www.youtube.com/watch?v=nIeIUMutBlU
Basically, I have a perfect and verified design that's been in the...
I'm using python code based on the heart_rate_collector.py example in pc-ble-driver-py to scan for devices and connect to a peripheral device.
This all works fine, except...
I have an existing Firmware (build on Crossworks) that has correct "floor" power consumption (< 10 uA during sd_app_evt_wait() on my setup).
I migrate my code to rune with...
I am stuck with strange behavior of s140 softdevice version 6.1.0 and later for ble_app_template example on nrf52840 preview dk(pca10056).
As I am planning to remove LF...
