How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
Hello,
I have modified the nRFUART App for Android in order to connect and receive notifications from two different radinos nRF8001.
There is no problem to establish the...
Hello everyone,
I am encountering an issue that i have downloaded the ble_app_gls example after that it asks me ato enter password i have entered the passkey: as a password...
I'm working with a BLE central device using S120 which is base on ble_app_multilink_central source code.
My problem is that I cannot connect to the peripheral ble tag device...
Hello all,
Before making deal with advertising in my project I read the tutorial and it helped alot.
I need to develop application with 2 cases.
In some way I prepare...
Hi,
I've finally managed to create a functional app for nrf51822 dongle which sends and receives data via BT and UART.
But, I have low transfer speed over Bluetooth...
hi all:
Recently, I develop with nrf52832, the softdevice is nRF52_SDK_0.9.0_0c82e3e.
We want modify the example \nRF52_SDK_0.9.0_0c82e3e\examples\ble_peripheral\ble_app_hrs...
This should be simple, but I just can't get it working.
Many examples show setting a flag before calling the pstorage clear/store/load functions and then looping, waiting...
I use spi_slave with SDK 9.0.0. SPI slave is working, but there is some current leak when it become system off mode. I think the reason is that MISO is HI-Z at that time....
Hello,
I have a nrf51822 chip that I would like to flash using Segger Flasher in Stand-alone mode. When I am trying to load the program to the chip I get the following...
I'm trying to add DFU service support to my application on an nRF51 development board, using the instructions here: Adding DFU Service support to an application . I'm using...
I am not a native English speaker, I am totally confused with this line of code where I have found in many samples
#define APP_ADV_INTERVAL 300 /**< The advertising interval...
We're looking for a few (2-3) savvy OS X users who might be interested in trying out Xcode to natively develop code for the nRF51/52 BLE SDK's. This build method does NOT...
Hi,
I have an issue in using GPIOTE_IRQHandler.
Let me give an explanation about our implementaiton.
we have nRF controller which is connected to STM32 controller...
Hi
Is possible to use GAP White-list to restrict connections without the bond manager system ?
Just by save the white-list with pstorage.....
for exemple, first open...
Hi,
I'm using S110 on PCA10028, I have problems with byte receiving on UART and can't make it work.
I can easily send and receive data over terminal using UART. I can...
