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 am using Laird Bluetooth-4 device BL600 with smartBASIC. While communicating over the I2C bus I am encountering the Hard Pull-up on SDA line. During the Slave ACK I could...
The new pstorage abstraction is almost using 1K RAM, which I'd actually planned to use for something else :-)
Is it possible to limit the RAM used by this module. Can I...
Hi there
can I download the source code?
This app is able to detect the nrf51822 chip even with android 4.1, which is great, so I could test my firmware on my samung...
Hi,
We have a custom board with nRF51822 chipset, We have developed the code to work with some senor peripherals, everything is working fine, but sometimes, when we do testing...
Hi:
chip:nRF51822
code:ble keyboard
How to send the VIRTUAL_CABLE_UNPLUG request by Bluetooth HID devices?
If Virtual Cable Unplug is received by a Bluetooth HID device...
hello，
the datasheet of nRF2460 “nRF2460_Product_Specification_v1.0” has a explanation “the MCLK signal on the ATX side is locked to the
reference （crystal）of the ARX...
Hi all
In the documentation for the function "sd_ble_evt_get" it is mentioned, that this function may be called directly in the ISR for the SD_EVT_IRQn or from the main...
Hi
I am trying to make the ANCS example run on my dev board but i would like to use my on makefile. what i would like to know is where in the memory mapping should we start...
Here are some constants from main.c for the other LEDs, but what do LEDs 0 and 1 indicate? 0 seems to be on when advertising. 1 when connected? What about pairing/bonding...
Hi,
I'm designing an Android application that has to receive VGA images from de nRF51 acting as the server. Is GATT the best way to accomplish that? If so, as it is necessary...
Hi,
i need to meassure Digital ports when i am in __WFI (); I noticed that WFi will hold the CPU so how would it bee possible to to react on digital Pins? Is it possible...
Hi
The bug can be found by following the below steps.
Pair nRFready keyboard (Desktop 2 v1.0.5) to Windows 8 BTLE host. The keyboard can work.
Disable Windows...
Hi ,
Here is my code used to write in to non volatile memory.
#include "nrf.h"
#include <stdint.h>
#include <stdbool.h>
#include "nrf_nvmc.h"
static void flash_page_erase...
Hi all,
I can see the DFU project in SDK and know that the device firmware can be updated by using BLE and UART.We just use the 2.4G to do the airplane model.But I donn...
