a) D data terminal
b) Ground data link + handheld terminal
Frequency range: L-band
Transmitting power: ≤2W
Communication distance: ≥25Km @flying height (30m ~ 300m)
ZK-1021-GPS It is a BDS/GPS/GLONASS/QZSS/SBAS high timing chip with high performance and high integration. The chip uses radiation. The integrated design of frequency and baseband integrates DC-DC, LDO, power management, POR, radio frequency processing, satellite digital baseband processing positioning and navigation, 32-bit RISC CPU, RAM, flash memory storage, Watchdog, timer, RTC, antenna status detection And short circuit protection circuit. The chip supports UART, I2C, SPI, SQI, GPIO, Ex_INT, 1PPS, programmable time stamp and other rich interfaces, and supports integrated navigation, A-GNSS, D-GNSS.