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'm having trouble writing to a characteristic when operating as a central. I'm sure it is just a lack of understanding on my part but neither the SDK documentation...
Dear Sir,
In the twi sensor example code in sdk14 of nrf52832 the sensor LM75- B is mentioned.Please tell me that can I use LM75-A. with the same code.
Warm Regards, Manoj...
Hello,
First of all, i work with Linux Mint (Ubuntu 16.04) on my PC. For the WIndows Tools i do use Virtualbox on a Win7 system (can this cause any problems?)
i do...
When I add a PWM or simple timer to a uart example I get the error in Keil.
Simple timer: I added app_simple_timer.c to the library, I added the #include "app_simple_timer...
Hello,
We are currently trying to find our way in all the documentation and procedures required to qualify our product with the Bluetooth SIG. I am using their Launch Studio...
the interval parameter setting in application don't take effect,,, device still run with DFU-bootloader's connection interval setting.
i use nRF5_SDK_13.0.0-1.alpha.
...
Hi, everyone.
I have developed own application base on ble_app_uart.
But now I have to upgrade OOB pairing with NFC.
I have some problem.
First, I have to use...
i want to pair the device by one key. push the key ,the host pair the device. if not to push the key, the host can not pair the device.
the key is yes/no
how to set ?
Are there any library for One Wire protocol?
I found for using Arduino, but we use nRF5 DK with Segger Embedded Studio. We wil use DS18B20 standalone sensor.
I need a module that I can poll over SPI from my host MCU an output of a FIFO buffer of incoming packets (MAC address and RSSI) on channel 37 Bluetooth. Or a module where...
I would like to close a button cell battery (3V) directly to VDD and define the VDD as ADC input. I would like to measure the button cell battery voltage via the internal...
Dear Sir,
I am interfacing nRF24L01 with Renesas R5F104 Microcontroller on transmitter side and my Reciever is nRF24L01 interfaced with Arduino Uno Board.The Transitter...
