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've already setup my Eclipse environment as described in Development with GCC and Eclipse . Now I want to use the SPI libraries for my example. But I got the first...
Hi
The compiling of standard TWI sensor example is giving me an error with SES.
Please find attached a snapshot of the issue.
Need your help ASAP. Thanks
Ch...
My pcb is nrf52832 based, with SPI interfacing ICM20649 sensor.
- Nordic SDK 11.0
- Softdevice 2.0
I am able to flash example code of SPI based ble_peripheral and mpu...
Hello,
I am using an app_timer on my nRF52840 (SDK 15, Softdevice 140) to keep track of the time on my device. After a specific event, I would like to be able to clear the...
Hi,
I use nRF5 SDK v15.0.0. In my application I need periodically disable and enable Bluetooth because they are wifi also, which connected to the same antenna. Its mean...
I have been successfully using nRF Connect v2.5.0 on Windows with a PCA10056 v0.9.2 to communicate with our target device, a nRF52840 using S140 v6.0.0, nRF5 SDK 15.0.0. We...
I have four button and one external interrupt from GSensor on my demo board, and I use GPIOTE_CONFIG_IN_SENSE_TOG for button and GPIOTE_CONFIG_IN_SENSE_LOTOH for GSensor interrupt...
Hi, I am wondering what cost-effective JTAG debuggers you can use with the nRF52832 hardware using the 10-pin standard debugging header. For example, has anyone used the Segger...
Hi All,
I am using the nRF51822 board and have it connected to a micro SD card shield using SPI.
I have not changed anything in the example file with the exception of...
I have a question.
Two slaves connect one Master.
At that time, Can another Master automatically connect the two slaves ?
I know softdevice110_v7 has connection state and...
Hello,
We've been developing nRF52 software for about two years. We develop on Linux desktop machines, and build with GCC from the command line interface.
I'm starting...
I am attempting to implement the Time Slot API into SDK 15, based on the SDK 11 Multi-Acitivy example: https://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter...
I get the following error when trying to build to target:
make: *** No rule to make target `nrf52832_xxaa'. Stop.
I am doing the following on the Blinky Example program...
Hi. I have a question if is it safe to call malloc/free function of clib from the handler of ble events of softdevice. Does anybody know if is it safe? Does Nordic have some...
