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 interfacing HX711- 24 bit ADC for Weigh Scale to calculate weight which has
DOUT and PD_SCLK for Digital Output and Digital Input. I have the working Arduino code...
With Eddystone example in SDK12.0.0 I am trying to configure with nRF Beacon for Eddystone application but every time I change the URL " www.nordicsemi.com/" to something...
I use SPI connection according to the table .
I want to press the button 4 on tx (P.06) to transfer "hello", to write down the answer of rx(P.08) in the file on sd card in...
Hi
I'm using nrf51 to notify some data to an andriod device. I set the connection interval of my nrf51 program to 7.5ms. And I need to send 100 packets per second (20 bytes...
Hi Admin.
How can i calculate distance using RSSI. is there any existing method available? i tried statically(like 35-40=1m 40-45=2m) but i dont know actual method to get...
Hi all,
I am trying to add the iOSDFULibrary library to an existing Objective-c project via Cocoapods (Xcode 8.2.1 - target iOS 10).
I have followed the steps reported...
Hi
I've just done a few tests with the FDS system of the SDK12.2. My observation is, that the FDS doesn't properly use all assigned flash pages to reach a maximal lifetime...
Hi,
I am quite new to nRF51 development so please excuse me for my mistakes or not using right words if any. I have some code that fully works on the official nRF51 DK...
Iam using softdivice 110 and sdk 10.0.0, when i connect UART RX pin to TX of STN1110 the processor doesn't start until I remove connection between RX of nRF51822 and TX of...
Is this antenna pattern and design for our custom board is fine? we are using the nrf51822 with matching circuit.
Please put your valuable suggestion from your experience...
Hello,
I am using nrf5 sdk 12, and I have read the documentation in ble_gap.h for NRF_ERROR_INVALID_STATE and I have seen a few questions on this forum, and what I understand...
I have an application (with SD S212) that uses NFC. Ideally, the processor would be in idle most of the time, waking up only to FIELDDETECTED and FIELDLOST events.
The...
Hello,
in nRF52832_PS_v1.2.pdf, in the timer section for the MODE register, there is a third mode named "Low Power Counter" described, without any description in the rest...
Dear Everyone.
Hi, I develop nrf51822 with DK PCA10028. I have been optimizing the power consumption to some extent. But now I am very confused.
I use S110 softdevice...
