One of the coolest things about old hi-fi hardware is that it often came with flickety needles that danced with the audio ...

There needs to be a future in which cities provide opportunities for all, with access to basic services, energy, housing, transportation and more.

#define ADDR_MIN_DISTANCE 0 // 4 bytes cho float #define ADDR_MAX_DISTANCE 4 // 4 bytes cho float #define ADDR_LAST_DAY 8 // 1 byte cho ngày RTC_DS3231 rtc; SoftwareSerial simSerial(SIM_RX, SIM_TX); ...