I need to create timeout below 1ms. I would pretty much like to use timer for that because I do not want to hold the cpu inside cycle. For me it is not important the exactness...
Hi,
While testing the device firmware update through the nRFtoolbox android application, i get "device has no required service" error more frequently.
I use latest version...
I'm having some trouble successfully entering ON,IDLE mode. I have pared-down my application to do the following:
Initializes the app_timer using the scheduler:
...
I want to control GPIO toggle by PPI. Timer1 is in timer mode. CC[0] is 1000, and CC[1] is 8000.
I use compare[0] to toggle gpio18 by PPI. I also want to use compare[1] to...
Hi,
I use two evk board to connected and test the uart serialization sample(ble_s110_serialization), one is ble_app_hrs and one is ble_app_connectivity. But I have one...
I am getting get BLE_EVT_USER_MEM_REQUEST and BLE_GAP_EVT_CONN_PARAM_UPDATE event, when writing to ble device, sample code did not handle these event, and seems no document...
Hello. How can I send binary data (in order to not convert it to ASCII string) over UART?
I have sensor data (obtained over BLE). Every measurement is 13 bytes, sample frequency...
Good day!
Thank you for your consideration of my problem! The system is an nRF52832 utilized as a motor driver of a small 2W high rpm maxon motor. The system performs as...
Hello,
I am trying to evaluate the nRF52 dev kit. The "getting started" HTML documentation has a link for "Setting up the development kit". This links loads "Oops (400)...
Despite all the questions on this forum for how to change PWM frequency on the fly, I found no mention of anyone using "WaveForm" mode. Perhaps it's new? There are also no...
Dear all
I have a service with an UUID. Let's say 11111111-2222-3333-4444-555555555555
I also have two characteristics that belong to this service:
66666666-7777...
I am using an nRF52 DK to build a prototype for a product. The device needs to have a connectable advertisement (as peripheral with multiples connections possible) and at...
Hello, thanks for reviewing this. I am trying to install and run Zephyr on the nRF52840 module that is on-board the nRF91 DK board. I have gone through the setup process and...
I'm doing this:
1. Start a scan, with these parameters:
#define SCAN_INTERVAL 0x00A0 /**< Determines scan interval in units of 0.625 millisecond. */ #define SCAN_WINDOW...
Hi
We are evaluating the nRF52832 for use in a medical application, I have modified the example ble_app_cgms_pca10040 to drive our evaluation hw. We are using the Nordic...
I am trying to interface nRF52-DK (PCA10040) with an external MCU (PIC24FJ128GC010) using UART. When trying out the ble_app_uart example in the SDK version nRF5_SDK_15.2.0_9412b96...
Hello,
Will the new nRF Connect SDK that will replace the SoftDevie let us modify the BLE Link Layer specifications? Will the Nordic BLE LL implementation be open source...
Hi,
I'm using SEGGER Embedded Studio in order to build and flash my applications on nRF52840 DK.
I have observed the following behavior:
I try flash the application...
When should I use nrf_calloc (malloc) instead of static declared variable on nrf52840 chip. I mean it has a huge ram memory for as much static declared variables as I would...
I set sd_app_evt_wait in vPortSuppressTicksAndSleep and got the average current. is 0.7ma, Using Other tool measurement , this demo will suddenly increase to a few dozen mA...
