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...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
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...
Hello,
i a have a problem debugging application with bootloader installed. I work with GCC for the application.
What is happening is the following:
If i program application...
Hi,
i used the SPIM example to create a connection with my ads1256. on my breadboard it worked properly. now i switched to a layouted board and every SPI pin is working...
Hi all,
I am using a J link to program a NRF52 via keil. It is successful but, every second program it fails with a Flash timeout error.
I am programming the application...
Hi,
I am trying to secure DFU on SDK 11 (NRF52). Would you please suggest if there is a way to secure firmware on old sdk, without upgrading to sdk 12+?
Thanks.
Hi All,
At the moment, I have three nodes and would like to configure one node as an end-device and the other two as routers. Using CoAP, the simple_coap_server is used...
