#define CPU_FREQUENCY 1000000
#define PRESCLER 1024
#define DESIRED_DELAY_MS 100
 
// Function to calculate initial timer value
uint8_t calculateInitialTimerValue(uint32_t desiredDelayMs) {
    double tickTime = (double)PRESCLER / CPU_FREQUENCY; // Time per tick in seconds
    double maxDelay = 256 * tickTime;  // Maximum delay before overflow
    double initialValue = (maxDelay - (desiredDelayMs / 1000.0)) / tickTime; // Initial value
    return (uint8_t)initialValue;
}
 
// Main function
int main() {
    uint8_t initialValue = calculateInitialTimerValue(DESIRED_DELAY_MS);
    // Load initialValue into the timer register
    // Start the timer
    // ... (wait for overflow or interrupt)
    return 0;
}

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