Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
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...
I'm developing an UART with SD110. I've updated the SDK to the newest 7.1 and I'm using MDK Pack-Installer.
I found a problem in app_uart.c and retarget.c .
retarget...
I have a nRF24L01+ connecting to an Arduino board using the RF24 library code. It is a print of the registers:
On the nRF51822 I have the following code:
int main...
Hi, I was looking on Digikey and there is a device with the following code: NRF51422-QFAA-R7 V2
Does anyone know what the R7 V2 means? I think R=reel? Thanks
Hello everyone,
I have two nRF51822 (PCA10024) which I want to communicate, one is a peripheral s110 and working properly with a batery service and a custom service, and...
I am new to BT certification so my following question may be incorrectly stated.
We are creating a new OEM BLE module using the nRF51882-CFAC. We intend to sell this module...
Devzone,
I've been working on a central device based on the project 'ble_app_multilink_central' and have encountered an error originating from within the softdevice of...
In Bluetooth 4.1 spec they mentioned scatternet option for BR/EDR topology....not for LE topology...
is that option of connecting to multiple centrals at a time will applicable...
I need a BLE device that can broadcast codes/id to my android mobile app. Also, I need those codes be changed by once in a while by an admin app. Is this possible?
I'm unable to get any output when writing to the UART while using the s110 softdevice. I'm refering to the hardware UART. I'm not using bluetooth for serial.
I'm using...
Hello,
I wrote a firmware for my project, based on the UART over BLE example, so using the softdevice, establishing connections, etc. It works.
I'd now like to use a...
Hi all,
I can program and debug my application just fine when the softdevice is not used (initialized). Problem is, when I do use the softdevice, I end up in Hard Fauld...
Hello,
In our prototype (Embedded System) we want to use nRTF24AP2 with Chip Antenna, as W3006, for example.
Our questions are: where and how needs to be placed the Chip...
Hi there,
I currently have an nRF51 DK set up transmitting six 20 byte packets per 7.5ms, there about, to an nRF51 Dongle set up as a central. When viewing with Master...
Hello,
I would like to move on from using nrf_delay_ms().
I thought this would give me some first results, but It don't. Whats wrong?
//a
static void test_timer_handler...
Should be noted that i'm using nRF51822 breakout board and i have a lot of problems with its programming. And i'd just begun to write own topic about my problems with connection...
