Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
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...
Hi, I'm working on a project where I'm trying to make an nRF51822 play a basic sound (such as a beep). Is there a recommended DAC that should be used with this particular...
hi, i am using nrf51822 version 2, SDK 6.1.0, softdevice version 7.3.0.
because the nrf 51822 is version 2, i have no choice but to use SDK 6.1.0 not 11.0.0(latest version...
hi,
i am using ble_uart example for send 3 byte (midi format) of data over uart.
i am receiving data which is appended with past data and sends as a chunk of data around...
Hello, i'm making small android application for my own test purposes. I want to understand full structure of advertisement packet which i receive with my phone. I can't find...
Hi.
I'm using nRF51822 with softdevice 8.
I started working with the uart example. and it works fine.
However, I can't get the BLE to reconnect automatically once the device...
Hello, i'm working with nrf8001 right now. I know that nrf8001 can work like Peripheral(slave) device. This is working ok. Im wondering if it is possible for nrf8001 to work...
Hello I'm trying to utilise the multiceiver mode with nRF24L01 and Arduino, the idea is that an nRF will be able to send a message and six other receivers will be able to...
When I use nRF UART of android phone A and B to scan the bluetooth device, the scan result is below:
first picture is the result of phone A, second is phone B:
first one...
Hi,
I want to use nrf51 development board as a bluetooth alarm clock using internal RTC . How can I generate timestamps to determine current date and time. Can the timer...
hi.
i want to parse the data before sending to BLE UART.
i am fetching data from RX/TX pin. and now i want to do some modification in data before sending it.
this block...
Hi, I want to send a constant carrier during production testing of a product.
First I call sd_softdevice_disable(); then I do the following:
//Restart radio
NRF_PPI...
Hello,
in our application I can see, that sometimes the nRF51822 completely resets, during a BLE transmission.
I am using S120 as peripheral. The peripheral is connected...
Hello,
I am trying to understand the basic working principle of the bootloader so i tried the DFU example in the SDK 9 it gets compiled and when i try to flash into the...
Hello,
I am using BL600A module and Nordic softdevice and SDK9.0. The system is having NUS service and TX and RX characteristic. Now I have a requirement for firmware upgrade...
