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...
Hello!
Some time ago you seem to bundle sample 5 x nRF52832 to nRF52DK. Recently there was no bundled chips. Why did you change that?
The development and prototyping...
Hello, I tried to set up my nRF9160 with this tutorial and there is a problem: https://www.youtube.com/watch?v=jZQcmU3KIMY&t=216s
According to the tutorial, LED 3 and the...
I'm investigating the PDM peripheral on the nRF52840 and I have not been able to find out what the RATIO configuration bit actually does.
Presumably it controls how aggressive...
Hello,
I try to solve one problem with SYSTEM OFF and I still have no idea.
In my device I have one button switch and with this button I need to change characteristic...
I am using nrf52832 modules connected in mesh light switch example configuration from mesh V 3.2.0 i am unable to send a array over mesh i have gone through various posts...
I wanna know that, is latest SDK has demo example which will convert nRF52 SoC
to act like basic 2.4 Ghz transceiver (who should by default remain in Receiver mode &
switch...
Hi guys,
My question is really general: How do I reduce the TX Power of an nrf51822 BLE beacon?
The situation is the following:
1. I ordered this device: https://www...
We have a problem on our test system: it cannot communicate with our DUT on ATT level after 30 seconds.
Our DUT consists of a NRF52840 with SDK 16.0.0 and softdevice S113...
I have an issue with the NRF beacon code combining with the NRF rtc code.
I want to set up a bluetooth advertisement with an incrementing value. Therefore, want a timer...
Hello,
I am using ble_app_uart example in nRF SDK 15.2.0 in which I have included "nrf_drv_gpiote.h" and initialized gpiote as follows:
After making this change, the...
Hi Devzone!
I'm planning to integrate fpu_fft with ble_app_uart, and did it.
I wanna use IRQ of fpu_fft but I can't find where I should define fpu_interrupt_mode.
...
what is a last Online Power Profiler? this one ( https://devzone.nordicsemi.com/power/ )?
And I am wondering what is the model exactly I couldn't find the effect of connection...
Calling modem_info_short_get for the parameters MODEM_INFO_MCC, MODEM_INFO_MNC, MODEM_INFO_AREA_CODE and MODEM_INFO_CELLID fail. Call to modem_info_short_get works with MODEM_INFO_CUR_BAND...
Hi,
This is a follow-up question on RSSI measurements. I understand that it's generated from an ADC that measures voltage received from the antenna. My questions are......
