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 Nordic team,
I intend to use RFID function on the BLE technology. Related to your product, could I:
Use nRF51822 as the reader to detect the attention of some...
Hello, I am writing a fairly complex application using the Arduino SDK and an nRF8001. I have a lot of what I want to do working based on looking at the code in the different...
Hi All, I am a newbie....What is the starting point and procedure to develop nRF51822 working with Iphone or Android over HID protocol? Is there any example?
Is it too tough...
Hi,
In the API, the user gives the 'distance_us' parameter for the next requested slot. I have noticed that this is quite accurate (to the micro) and wanted to know if...
We are preparing to get BT qualification for our product, developed with the 6 stack now, however want to update to 7 when it is finally released. A comment from the testing...
Hi All.
I made my PCB with nRF51822 and achieved around 150 Feet range (LoS). My target is to calculate a approximate distance (in Feet) from RSSI values.
I did a field...
I want to set up the HRS demo, but in reverse. I want to use my PCA10001 board to receive heart rate data from a peripheral device (already working and tested on my PC). It...
Hi,
i have a problem in my Code, when ic look nrf_delay_us (1000) on the oscilloscope i can se a puls withe 1,3 us thats not accurate enough. What could be a reason for...
Hi,
I have created Eclipse project to compile nRF51 DFU loader. This is a pure Eclipse project, no makfile. It has compile configurations for combination of Single/Dual...
Hi,
I am looking to build a beaon product based on nRF51822. There are several kits available shown below. Which kit should I pick to start the hardware design and firmware...
What is the best way to minimize transfer in progress errors when trying to send ANT messages? I am using the S310 stack on an nRF51422. I have a busy ANT channel that is...
Hello,
I am using nrf51822 evaluation kit with ble_lbs (Led button sample) profile, I need the USB dongle source code for ble_lbs (Led button sample) profile because I...
Hi,
Is it possible to change the advertisement parameters of a beacon device without connecting to it?
(ex: major,minor value & interval)
Is it OK if our beacon product...
I use ble_app_uart demo of pca1001 and my SDK version is 5.2.0. I want to use APP_BUTTON_INIT to handle a button event. So I changed the buttons_init(void) like this:
static...
Hi, is it possible to add for example a
www.ti.com/.../technicaldocuments
On the nrf51822?
I would have to modify the S110 source to turn on and off the LNA and PA when...
