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 have a question about ADC reading in ble_app_uart__saadc_timer_driven__scan_mode in SDK 14.
Let's say I'm using a double buffer, and I have 3 ADC channels (so...
Hi,
In my project, I am use nRF52832 for controlling ws2812b led strip with 8 leds.
I am use SDK 14.2 and s132_softdevice_5.0.0.
I have problems with the latency of...
I have a custom board of nRF52832-QFAB-B0 on which my application works well with SDK15.0.0 & SD132 v6.0.0
To perform DFU,
1. I copied the relevant parts of ble_app_buttonless_dfu...
There is always one kid in the class who wants to correct the professor and make himself look special.
That is me.
So: In file nrf_sdh_ble.h, line 76
@details This macro...
I am porting my own RTOS (named PicOS) to nRF52. So far, PicOS can run well without activating SoftDevice. I mean the SoftDevice is programmed on the flash memory but not...
Hello All,
I was doing some development on the Nordic nrf51822 and it was working fine without any issues.
I tried to remove some functions from the main loop (not removing...
Wich is the proper way to bring bootloader into deep sleep?
I'm using a modified version of the BLE Secure DFU Bootloader (SDK 14.1.0) for the nrf52810. I have added button...
We are working on non connectable beacons without any external I/O. They simply have a power and ground. Is it possible to perform OTA updates on such devices. Is there any...
Hello,
I am trying to use the extended advertising mode available on the V15 of the SDK (with SD S140 V6.0.0). I use the template example where i am currently advertising...
Hi,
I have developed part of my code using UART, starting from the UART example in \examples\peripheral\uart , but before continuing I need to start doing things over USB...
Proxy Error
The proxy server received an invalid response from an upstream server. The proxy server could not handle the request GET /index.jsp .
Reason: Error reading...
HelloI have to evaluate if we can start development with long range (coded phy). I like to see how fare away two devices can be placed to find them (long distance advertising...
Hi,
I am implementing ContikiOS on my custom nRF52823 board. I have been following the instruction here: github.com/.../README-BLE-6LoWPAN.md
I am running Debian 9 testing...
Hi,
I am trying to use the p21 reset pin as gpio but it is not working as expected. it is showing a 3.3v even when i am trying to toggle the pin. I have removed the CONFIGURE...
Hello,
I am just starting to develop on nRF52840. I want to use the USB functionality. Could you please let me know how to get the Vendor ID and Product ID?
Kind regards...
