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 am using the RSA sample code and I need to make the key persist. When I try to change the lifetime attribute to PSA_KEY_LIFETIME_PERSISTENT, the key generation fails...
Hi, I am developing a device using the nRF52832 mcu. I have written my application and have interfaced with an external I2C Sensor. It works perfectly on the NRF52-DK, I get...
I am using NCS v1.9.1 with the nRF52840 and I am not able to move the MCUBoot secondary slot to SPI flash.
I have been able to communicate with the device over the SPI...
Hello,
The nrfjprog command is used for the nrf51822 / nrf52833 program.
Suddenly, nrf52833 shows the following error.
Even though family is specified, it is the same...
Hi,
I'm working on NRF52840 DK , S140 and I'm trying to send large data (around ~64KBytes) from a peripheral device. I'm using the following functions: - sd_ble_gatts_hvx...
Hi Everyone,
I'm currently testing the battery service with my development kit, nrF52dk, and I've found an error stating "The handle is invalid" when I press the "read"...
Hi,
I want to build a wireless split keyboard (Left and right parts). I want them to connect to one PC but only need to establish the connection one time. Can both part...
I am working on ble mesh with sdk17.0 and sdk5 for mesh I want to send large data vai ble mesh I followed this post https://devzone.nordicsemi.com/f/nordic-q-a/71105/sending...
Hello.
I've a ublox module with nRF52811 chip.
Is it possible to make a BLE beacon receiver with nRF52811? If yes, is there any demo application? I've searched nRF SDK...
I have been playing with an Ikea Tradfri E1812 button, a Philips Hue bulb, and zigbee2mqtt. I see that when I bind the button's OnOff output cluster to the bulb's OnOff input...
Hello,
I am looking into evaluating the nrf5340 with different functions running out of external flash, and how current draw is affected by these functions. We are looking...
Hi All,
I am working on NRF52840 and trying to optimize the BLE throughput. The current settings are:
PHY: 2M PHY
Conncetion Interval: 9.375 ~ 15 ms
GAP_DATA_LENGTH...
Hi Everyone,
I hope you all are well.
I'm using nrf Connect SDK v1.7.0 and VS code for nrf52833 chipset.
So far I've used NUS service in my code to transmit some data...
Hi, I am trying to write an "event dispatcher" so it's possible to listen to types of event and send events. You pass a function pointer and it will be called when that event...
I was gone for a bit came back did my updates and I can't program my boards threw nRF connect anymore. They just don't show up so reinstalled everything many times restarted...
