Playlist: https://www.youtube.com/playlist?list=PLtQdQmNK_0DSH2etSvnhhEJ-xqMUDzpb7 The AVR128DB48 Curiosity Nano (EV35L43A) will be configured to use an external high-frequency oscillator as the main clock source. The clock failure detector will also be configured and demonstrated in this video. Download the training manual: MPLAB® X IDE ( https://mchp.us/3sXsb4j ) or Microchip Studio ( https://mchp.us/3eA2kds ) Learn about the AVR® DB MCU Family: https://mchp.us/2R7YHDC Source code: https://mchp.us/32UfgFG MPLAB Mindi™ Schematics and Models: https://mchp.us/3gItelT Try it at home with these tools! AVR128DB48 Curiosity Nano (EV35L43A): https://mchp.us/3gKut4a MPLAB X IDE: https://mchp.us/32PyNXM MPLAB Code Configurator: https://mchp.us/3t16bp0 MPLAB Data Visualizer: https://mchp.us/3gJIDmi Microchip Studio: https://mchp.us/3sUNpiX MPLAB Mindi™ Analog Simulator: https://mchp.us/2R3rMjk Atmel Start: https://mchp.us/2HbjKQE