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...
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...
Hello All,
I have a basic question about empty scan response operation with the ADV_IND PDU. When I set advertising data as follows:
err_code = ble_advdata_set(&advdata...
In the download section, all other SoftDevice versions are named "(Production ready)". Just the new S120 v2.0.0 is not. Does it offer the same stability/reliability as the...
We have an nRF51822-based product that goes the SYSTEM OFF in certain situations.
We wake up with the DETECT signal from a pin which we set to sensing just before calling...
I want to have it wireless capabilities into the cable, the receiver and transmitter antenna ports with shielded wire connected directly, so there will be a wireless signal...
Hello! I want to broadcast messages between 2/3/4/5/... devices. How Can I broadcasts between devices? Each device must receive messages from others and also broadcasts to...
Hi,
I'm unable to configure the UART so, that it will generate the TXDRDY event. I have an UART that should send periodicaly 4 Byte sequences without hardware handshake...
Hi,
For my research project on novel antennas I need a demonstration prototype, and the nRF51822 Beacon Kit would be ideal for me (due to its small size and battery power...
Hi there,
I was wondering it it is possible to use MATLAB as a central device, using a third party dongle?
The MATLAB Instrumentation Contol Toolbox can be used to control...
Bluetooth v4.2 included an ability for attributes to be greater than 20 bytes of payload data long. Is there anything in the nrf51822 hardware that would prevent this from...
Hi,
Does anyone know the maximum baud rate of the nrf24l01+? I am trying to talk to it through SPI but observe that when I increase SPI speed I read incorrect values. Does...
Recently I was attempting to use the nrf51822 SDK's app_uart module's APP_UART_FLOW_CONTROL_LOW_POWER mode (currently using APP_UART_FLOW_CONTROL_ENABLED ). I noticed that...
Hello,
I would like to send some data i read over I2C. But the I2C and BLE Stack should not run at once, is it possible to check the state of the BLE stack?
The core specification v4.0 vol 3 part C section 3.2.2.3 "Bluetooth Device Name -- Representation" states that the device name can be up to 248 bytes. I've confirmed that...
