
- Stop spamming mcu reads... use the GPIO pin to know if there's a MCU interrupt, instead - Wait for the MCU interrupts to be raised when powering up LCD+backlights - Also turn off LCD+backlight when needed
- Stop spamming mcu reads... use the GPIO pin to know if there's a MCU interrupt, instead - Wait for the MCU interrupts to be raised when powering up LCD+backlights - Also turn off LCD+backlight when needed