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...
I am using SDK 17 and nrf52840. There is one central and multiple peripherals. The peripherals are divided into different groups with different names. The central can decide...
Hi,
We are now testing the new eDRX provided by our operator.
We are analyzing the current consumption depending on the eDRx period to choose the best eDRX configuration...
Hello
I'm working on sdk v17, and I copied the previously created project to sdk in the new path. (to use some of the functions of the previous project as they were) And...
i build app Android and use https://github.com/NordicSemiconductor/Android-BLE-Library version 2.1.1.
I want to connect multiple ble device and communicate with them.
...
Hi, all
I'm using nRF52832 pc10040, s132.
This is ble_app_uart_c example, and I'm trying to read my own beacon device's characteristic value.
I successfully retrieved...
Hi,
I am using sdk_17 and nrf52810. I have build a bootloader from the examples folder(examples/dfu/secure_bootloader/pca10040e_S112_ble) for my device. After flashing,...
I have a long PDU which I need to send fragmented by indications.
So in a while loop I populate a ble_gatts_hvx_params_t hvx_params struct and call
error_code = sd_ble_gatts_hvx...
i am following this tutorial to change a Keil 5 project (sdk 12.1.0 S132 )into ses project.
https://infocenter.nordicsemi.com/index.jsp?topic=%2Fug_gsg_ses%2FUG%2Fgsg%2Fimport_ses...
I have a nRF5340PDK, Now I want to know the lowest power consumption of this chip in different condition, such as adv, connect, sleep. But I am not sure how to config the...
Hi.
I am testing sleep mode using nrf_pwr_mgmt_run().
When nrf_pwr_mgmt_run() is called, it is changed to sleep mode, but it wake-up up immediately and it is changed to...
Hi,
We are getting a request from our customer on supporting on NB-IoT PoC test cases as below.
Can you please let us know how we can simulate or execute the same?
...
I have written two methods to read and write value from fds.I get FDS_EVT_WRITE call back with p_fds_evt->result=!= FDS_SUCCESS
but when i try to read it after that it gives...
