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 have just received my nRF52 development board and I have tried to program one of the pre-bjui;t examples (Blinky). The USB drive on the board appears and if I drag the hex...
Hi,
I'm using an application with FreeRTOS , nRF52833, SDK 16.
When I'm trying to get it into low power (sleep mode) the system still consumes ~4mA
In vPortSuppressTicksAndSleep...
Hi,
I am starting with PPK. Tried some measurements on ble examples and looks like i am doing something wrong. I have aproximatelly 7mA during advertising. Am I doing something...
Hi,
i have load existing program to new nRF52 module. But it shows NRF_ERROR_NO_MEM.
Same old module doesn't show this error. i also reload the soft device. But no improvement...
I'm looking to implement the following security schema:
The peripheral does not have a display nor input capabilities
A smartphone will connect to the device
The peripheral...
I can use the nRF Sniffer to capture packets , but info "Empty PDU" is more and more, I want filter it. Please kindly help me how to operate it. Many thanks!
Hello. I have 3 peripherals connected to 1 central. The BLE_GAP_EVT_TIMEOUT event occurs in Central. Occurrence timing is random, p_ble_evt->evt.gap_evt.params.timeout.src...
Hi,
We are developing a solution with our partner company based on nrf52833 using S140 softdevice.
I would like to change the advertisement power after every advertisement...
I'm new to the nRF5340 and zephyr and ncs, but I have gone through the tutorial series https://devzone.nordicsemi.com/nordic/nrf-connect-sdk-guides/b/getting-started/posts...
I'm trying to look at the nRF log for the temperature example I found in examples/peripherals using my nRF52840 development kit.
My laptop is windows and I have the DK plugged...
i am working with nrf52832
i need to check 2 analog inputs and set my own v- (ref)
i can have value read every few seconds so no fast readings needs to be done
if...
Hi, I'm currently evaluating using a nRF52810 based module to synchronize time between a number (2-20) of the same devices. I currently have a working prototype using an ESP32...
Hello,
I need to interface with a touch sensor from Azoteq (IQS263). This device allows a communication window during which you can read or write on I2C. The issue is that...
Hi,
I am trying the example project "light_switch_server_nrf52840_xxAA_s140_7_0_1_dongle.emProject", facing some errors as show in image below:
If anyone has any kind...
