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...
Hi,
I'm trying to compile a boot loader for the nrf51822. I've downloaded the SDK from the website, and looked at the boot loader example. However I don't see an arm gcc...
Does rbc_mesh_value_enable() API is designed for ? and how should I use it? and what does its parameter handle mean? Is it has the same meanning as the parameter handle of...
Through a few days of studying, I now decided that: (please correct any statements I said wrong below)
The BLE is more friendly to object oriented programming
...
I've been a little out of the loop. Can someone explain how this "drag and drop" DFU is working? And in what method iTunes is being used!?
Best I can figure iTunes is being...
Hello everyone. I am having problems using the interrups when a bootloader is programmed on the chip. My test program works fine when there is no bootloader. With the bootloader...
Hi,
I try to turn off the advertising after the first connection and then turn it on after pressing the button, this is what I wrote:
void radio_notification_evt_handler...
Hi,
I've been digging through a lot of AN's about how to design a PCB antenna, in all of them an important parameter is the output impedance of the transmitter.
So,...
Hello,
I'm pretty much new to NRF development and I'm having lots of questions trying to get a custom board to work with the provided BLE bootloader example in SDK 11....
Hi all,
Hi I am implementing MQTT client on the Nrf52 MCU, as to the MQTT broker, I am going to use the amazon AWS IoT , where the broker adopts the TLS 1.2.
I read...
I am using nRF51 and latest s310 softdevice (3.0.0) and latest SDK (v10), which is the latest compatible with the softdevice.
My device is programmed with the softdevice...
Hi,
I'm designing a 2 layer flex PCB with the nRF51822-CFAC WLCSP package and recommended ST BAL-NRF02D3 balun and on-board PCB passive antenna (not ceramic chip antenna...
Hi Friends,
I am using nRF51822(S110 and SDK10.0.0) in my project and I need the chip to be in connectable and advertising mode under peripheral config . I configured the...
Hi,
I have migrated application with freertos (S132 /NRF52 devkit ) from SDK 11.00 to SDK12.00 .
Flashed SD 3.00 and then application ,but Application is not able to boot...
Hi,
Is this the right way of reading the timer value using the capture task. In this code i am trying to read the updated value of counter for every event generated in...