/* We will keep hourly stats for 48 hours and daily stats for 7 days 3600 seconds in an hour, uint16_t per hour 86400 seconds in a day, uint32_t per day Memory to store 48 hours = 96 bytes Memory to store 7 days = 28 bytes */ void logTXairtime(uint32_t airtime_ms) { /* How many hours since power up? Millis / 1000 / 3600 */ } void logRXairtime() { /* */ }