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...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
in the ble multilink central example i'm not understanding where the functions in client_handling.c are exercised some don't seem to be used in main or client_handling (client_handling_dm_event_handler...
I am reporting a problem that might bite you. A Waveshare NRF51822 module comes with a "Passed" sticker on the back (solder side) that makes the module stand off the mother...
Hi,
We are trying to have a thin beacon design. But we are having difficulty in finding low profile inductor for dc-dc converter matching the recommended value of 10uH...
I'd like to use Logic Analyzer in uVision 5.2 and ulink2 for analyzing variables in nrf52832.
In my understanding, I need to use SWO and configure Trace setting properly...
Hi,
I need to capture a demodulated, manchester encoded signal (16 bits long). The data rate is about 50kHz (give or take). Currently, I am configuring a PPI with timer1...
Hello,
I'm using nRF52840 which is surpport Bluetooth 5. I couldn't understand why it can do 8 X range and 2 X data rate than Bluetooth 4.2.
Besides, how to use Bluetooth...
I observe strange behavior while reading value for long characteristics.
I have characteristic 100 bytes long (read only).
In GATT client I must read value with subsequent...
can i get nrf 51 beacon antenna printed on beacon kit. its semicircular in shape... can any one help me
i want eagle library of the antenna
please help
Hi,
I want to reduce the current both in the TX mode
and in the system on idle mode as much as possible.
I measured the current consumption of nRF52DK with the original...
With s132 v3, in addition to configuring the GATT to receive larger packets like so:
ble_enable_params.gatt_enable_params.att_mtu = 247;
err_code = softdevice_enable...
Hi all,
I'm working on secure bootloader on sdk12.2.0, And Installed nrfutil v2.3.0 by following the user guide nrfutil v1.2 successfully and it working well without any...
Hi everyone,
I'm using SDK 12.2 on nRF51822. Trying to get the buttonless dfu app example to work.
Here's what I do:
Compile buttonless dfu app.
Generate settings...
Hi,
I'm new to python and also the NRF51 dongle. I need to build a python script to connect my NRF51 dongle to a BLE device without using Master Control Panel. I tried using...
