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...
Hi,
I'm trying to make connection between nRF52840 dongle programmed with "examples/peripheral/cli" application and Windows 10 UWP "CustomSerialDeviceAccess" example code...
Hello
Currently I use the example "ble_thread_dyn_mtd_coap_cli_pca10056" and I would like that my application can detect timeout of the messages sent on the Thread network...
Hello, First of all, I hope you are doing okay about the corona virus crisis. I wish that you stay healthy and safe . Recently, I have been trying to configure ble_app_uart...
Hi Sir,
In the datasheet (V1.1), the table-145 shows the dimensions of WLCSP, but there is no tolerance of D/E/D2/E2
Could you help to advice what is the tolerance of...
I have a project where I am implementing an alternative logging backend. My design is modular so there could be multiple logging backends. Each backend is initialized with...
UPDATES after original posting:
I now remember having the same problem described below, once before on my windows installation. At that time I decided to switch and reinstall...
I'm working with the nRF5 SDK v15.3 and a nRF52840 Dongle; developing on Keil uVision V5.29; Compiler: Armcc V5.06
While debugging I that in my programm a NULL pointer was...
HI ! I found an error in the source code because of which the db discovery event handler on DIS client does not work, namely: in the function ble_dis_c_on_db_disc_evt () ...
Does it cause issues if the application was built with a different SDK level than the bootloader? I have a project I'm adding a bootloader to, and it isn't working. I have...
SDK 16, 52810
my board has done the change as the 52810 spec says about dcdc part. Now I wonder HOW do I enable it in my code. Somewhere it says to call sd_power_dcdc_mode_set...
I want to measure the current during sleep,so I write my code as follow:
I queried the manual data that the current is 1.5uA, but 14.0uA is my measuring result. So what...
I am testing the serial interface to BLE messaging using "Bluetooth Mesh Packet Send Opcode: 0xab" - it's working very well. However I have found one thing that is puzzling...
Hello there,
I am working on secure dfu. I followed all the steps mentioned in this post and successfully created the secure .zip file.
Here's what I did(In this order...
