1.23 RTCC Alarm Interrupt

This example application shows how to setup RTCC time and configure alarm using the RTCC Peripheral Library. The application sets up an alarm to be generated every day at a specified time. A message is sent via the Virtual COM port on the alarm trigger.

To clone or download this application from Github, go to the main page of this repository and then click Clone button to clone this repository or download as zip file. This content can also be downloaded using content manager by following these instructions.

Path of the application within the repository is apps/rtcc/rtcc_alarm/firmware.

To build the application, refer to the following table and open the project using its IDE.

The following table shows the target hardware for the application projects.

• Connect micro USB cables from the J12(Debug USB) and J25 (USB-to-UART) connectors on the board to the computer

• Connect micro USB cable to the ‘USB Debug’ connector on the board to the computer

• Connect micro USB cable to the ‘USB Debug’ connector on the board to the computer
• Connect the USB to UART port (J400) on the board to the computer using a micro USB cable

• Connect micro USB cable to the ‘USB Debug’ connector on the board to the computer

1. Open the Terminal application (Ex.: Tera term) on the computer
2. Connect to the “USB to UART” COM port and configure the serial settings as follows:
   • Baud : 115200
   • Data : 8 Bits
   • Parity : None
   • Stop : 1 Bit
   • Flow Control : None
3. Build and Program the application project using its IDE
4. Console output will be as given below in the beginning:

   

5. Once alarm triggers, following will be console output: