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...
My DevKit arrived today. Very nice.
Plugged it into my mac, immediately recognized as USB device. Flashing LED, mounted as storage device, etc.
Tried to enter Bootloader...
Hello. I am literally looking at the set_hrm_cccd function in Python used to write data. This is for the S130 heart rate collector example. I understand the sd.ble_gattc_write...
Totally new to Python but managed to get things like pyserial setup and I've been able run the ble sniffer. However that is as far as my Python knowledge extends, so I need...
Hello everyone
I am trying to configure the write values like in the link loss profile it is possible to write no alert, mild alert, high alert, similarly i have created...
Hello!
I would like to know if it is possible to send an unique Gatt message that contains notification enable for multiple characteristics.
For example,
buf[0] ...
Hi Nordic,
I posted the issue with BSP package in devzone.nordicsemi.com/.../
unable to attach the main.c file mainOriginal.c
HI Aryan,
Thanks for your reply. Its working...
main.c HI Nordic,
I don't want bsp.c in my project. So I removed the bsp.c and included custom_board as mentioned in devzone.nordicsemi.com/.../
I am also using UART for...
I have the nRF52 dev board "PCA10040".
I downloaded "nRF52_SDK_0.9.1_3639cc9" SDK.
I noticed that there is no installer for the SDK.
I unzipped the SDK and using Keil...
Hi all,
Since I will use broadcast way in RF transactions between one NRF24LE1 based senders and serveral NRF24LE1 based receivers . I was told not to use "Auto ACK" in broadcast...
I'm new to Bluetooth LE, Python and C. I have the S130 python examples for heart rate testing. I am attempting to modify the heart rate collector code to act as our central...
I am able to use pstorage_clear and pstorage_load without any problems, but whenever I try to do a pstorage_store the callback function is not being invoked. This problem...
-Essentially I want to do a device firmware update on to the nrf51422 using my Android phone (the nrf applicaiton). I am using your sample code for a project that my company...
Dear All,
what example would be best starting point for a transparent COM port over the air connection with nrf51422?
We will require 9600baud and there will be custom...
I have been looking at the nRF51822 for a project, and have looked at several designs available on the web for reference (I prefer to plagiarize working stuff rather than...
