Figure 1. Emma Mk1 DRSSTC

Brief

STM32CubeIDE project for the STM32G474RE used in the Emma Mk1 DRSSTC Motherboard PCB.

Acknowledgements

Many thanks to dertrennawieser whose stm32_resonance_driver served as the foundation for the DRSSTC_Driver, specifically the STM32G474RE HRTIM peripheral configuration.

Emma Mk1 DRSSTC Project Live Documentation

Emma Mk1 DRSSTC

Project-Wide Predefined Symbols

• Define MUJOE_DEBUG_EN to enable the TRAP_MCU macro which will spin forever to assist in debug.
• Define RES_DRV_DBG_EN=1 to enable debug info/error logs and variables. Define RES_DRV_DBG_EN=0 to disable (recommended).
• Define PRINTF_ITM_REDIRECT_EN=1 to route info/error logs to debugger SWO. Define PRINTF_ITM_REDIRECT_EN=0 to disable.
• Define BUZZER_EN to enable piezo buzzer drive on J3 of Emma Mk1 DRSSTC Motherboard Rev A PCB.

Additonal Resources

• STM32G474RE Product Page
• STM32G474RE Datasheet
• AN4539 HRTIM Cookbook