Hello,
I'm using the nrf51422 with 210 softdevice.
I'm trying to figure out a way for the receiving slave device to go to sleep when away from the master, but to wake...
To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I am very new to nrf51822 controller. I Used STM32 cortex controller's.
I want to know basic hardware which are the require to start nrf51822 working and programming...
The example nRF51-DK gerbers have solder mask on the PCB antenna. But for the nRF24L01+ EK gerbers, the PCB antenna has the solder mask removed partially, along the length...
Hi,
I downloaded the nrF5 SDK V12.2 from:
www.nordicsemi.com/.../nRF5-SDK
after unzip, I could see the SDCard library under "\nRF5_SDK_12.2.0_f012efa\components\libraries...
Following III. Example code and Enabling whitelisting ,
I try to connect to the "nRF52 DK" board with a whitelist (Android BLE device address),
but I've never connected...
1、I use SDK9.0 ANCS project, the position is as follows:
SDK9.0\examples\ble_peripheral\ble_app_ancs_c\pca10028\s110\arm4
2、I need a project which is contained with...
hello there,
i am giving external supply to nrf51. my external supply is usb 3.3 v. but when i connect it with nordic and then if i check it on multimeter , it shows me...
Hi all,
Does anyone know how much current is meant to be drawn to discover nearby devices? I guess, in other words, how much current is drawn to put the nRF51822 in discovery...
Hi Sir,
I have a NRF 51822 board & MPU 9250 sensor.
I want to read YAW,PITCH,ROLL,ACC_X,ACC_Y,ACC_Z,GX,GY,GZ,MX,MY,MZ values from MPU Sensor.
Could you please share...
Hi All,
Continuing on with my project: a custom board containing nRF52 + ECG front end.
Successfully integrates SPI functionality; need 2 more interfaces:
32...
Previously you recommended using S132 v4.0.0 2. alpha release to get more than 8 central connections. As far as I know this revision doesn't implement Bluetooth 5.0 protocol...
Hi,
I have written a code which transmits data over BLE.
The board was getting reset.
What we changed is instead of sending application data we sent the RESETREAS register...
Hi,
I'm trying to change the MAC address of nrf52, using softdevice s132_nrf52_3.1.0 but we dont have sd_ble_gap_address_get() and sd_ble_gap_address_set() APIs in "ble_gap...
We are having a random current leakage problem with our nRF51822 based board. Normally, our board and the application consumes around 10 uA of current. However, too often...
For example, I have the following code:
bool interruptFlag;
void interruptHanler(void)
{
interruptFlag = true;
}
void main(void)
{
while (true)
{
if (interruptFlag...
Hi
Has anyone been able to write to the UICR NFCPINS register?
I am using the following code and it i get a cpu reset
/*=============================================...
