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...
I'm using the ble_app_template of SDK11. but I dont have an external oscillator, so the run time freeze at ble_stack_init
in this answer , the solution is to relace NRF_CLOCK_LFCLKSRC_XTAL_20_PPM...
Hi,
I have a NRF52DK (Chip Label: PCA10040; V0.9.0; 2015.44; 682646724) and when i try to start the DK as described in the getting startet page, Step 5 failed as LED1 is...
Hi,
I am planning to make a program so that when a beacon goes far away a specific distance (around 5m) then the led should light up.
I have taken some measurements...
Hi,
I have a couple of eval boards that were created for software and hardware development. We have two versions of the nRF52832 on these development boards. I know that...
I am using nrf51822 powered by a 3.3V regulator in a li-ion powered application. We have a high current load that we're controlling with PWM at 20kHz. Radio performance is...
I want to bond with an peripheral, which has static passkey hardcoded in it. If I want to bond with it with MCP, I get an request for passkey, I can then bond and encrypt...
My environment for this is
Ubuntu 14.04
ecipse Mars2
ble_app_uart project of Nordic SDK11(makefile project)
armgcc
nRF52 PCA10040 Nordic board
ERROR...
I am trying to figure out how to exit a loop of my program using a button press on the nRF Toolbox UART app. Say it's button 4 for sake of giving it a value. I am using an...
Hello,
I've been trying to use nRF Connect 1.0.0 on OSX 10.11.6 with a nRF51822-powered board ( this one, to be precise ). Whilst nRF Connect finds the serial port and...
Hi,
I'm complete nordic newbie and asking you for some help.
I have 2x 81522 ICs, one is QFAAC0 and the other one is QFAAH1, both QFN48 packaged.
(1) looking at infocenter...
Hello I'm trying to learn your API using nrf5-ble-tutorial-advertising example. Over all the example is much help and API documentation is quite good. But part of API code...
Hi,
I am trying to do a GPIO operation every one second repeated in 51822. I am using app timer to get this work done. The current average consumption is 45uA/H. The handler...
The blinky_freertos example in the nRF5 SDK 11.0.0, built for the nRF52 (PCA10040) with GCC, appears to work fine right out of the box. However, when I added -DDEBUG_NRF to...
Hi,
Is it possible to communicate directly between nrf51dk(peripheral) and PC(master)?
With UART communication, I need to connect a board to the PC via USB. But I want...
We are using the nrf51822 with softdevice 7.0.0 and BLE.
We have noticed cases where sd_temp_get never returns and the processor resets due to watchdog timeout.
Under...
