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 used nRF connect on iOS to get values from a device. I can see the characteristic property as indicate: when connected it displays the values I need.
1- Is there any way...
HI,
I purchased the nRF51822 Bluetooth Smart Beacon Kit ( I knew it's discontinued ) to perform a quick and simple POC (put my custom 31 bytes for the beacon to advertise...
Hi All.
I have an issue with my development kit. I was working with DFU so I flashed the secure_bootloader project in my nrf52 DK so it is working fine.
But after this...
Hello,
I have an Adafruit Feather M0 Bluefruit LE with an nRF51822 chipset from Nordic and I am currently dealing with Bluetooth Low Energy, especially with profiles, services...
Hi,
As I am new to this BLE applications I am unable to get actual flow of implementing a service to send application specific alert notifications from server which includes...
Hi,
I´m trying to combine the examples "BLE_app_uart" with "TWI_Sensor", because I would like to read data from sensor and put them to my BLE characteristics. I´ve done...
Hi sir
I am getting the current date and time from GPS module . I want to calculate the number of second between 1 Jan 2000 and current date and time. but i am getting how...
Hello, Everyone.
I'm developing a beacon to check the battery level.
I'm current using
nRF51822
SDK11.0.0
Softedevice S130
My inquiry is nRF52 series is...
We just received a batch of custom boards containing the nRF9160. I would like to test them and start developing our actual application.
So far I have switched SW11 to match...
Hi everyone.
I'm using pc_ble_driver_py with nRF52840 USB dongle with burned connectivity_4.1.1_usb_with_s140_6.1.1.hex.
pc_ble_driver_py is modified by me to support...
Hi,
Is there anything to match the above subject with SPI ?
The coding for sending and receiving should be written on the both sides of sensor driver and master side?...
Hi,
I am looking for documentation about the reflow process of the nRF9160, but I cannot find it on the documentation webpage. Is this information available at Nordic? I...
Hello.
When Notifying about 100 bytes of data, sd_ble_gatts_hvx() is sent 5 times. Occasionally NRF_ERROR_RESOUCES occurs. Currently MTU_SIZE is 23, and the actual data...
based on the comments in sdk_config.h, the softdevice uses priorities 0, 1, 4, 5. yet in app_util_platform.h, the macro _PRIO_APP_LOW_MID is given the value of 5. is this...
Hello
I need to do pairing with Android devices without passkey in ble_app_uart example.（ Device nRF52832 ,SDKv16.00, softdevice S132 )
I use ble_app_gls example and Android...
