DS1302 Rotating Alarm Clock
DS1302 রোটেটিং অ্যালার্ম ক্লক
DS1302 Rotating LED Digital Alarm Clock
PLUS key, for years, months, days, hours, minutes, seconds add operation.
According to the numerical sum 1 at a time
MODE key, can be in display clock, switch to the year, month, day, hours, minutes, alarm clock,
the adjustment of outer ring LED display state.
To use add key to the year, month, day, hours, minutes, seconds, and display mode to adjust
RST key, press the reset button, then the MCU reset
Size: 81mm x 81mm x 1.6mm
PCB thickness: 1.6 mm
Material: FR4 military level
PCB color: Blue
Digital Tube display: Red
Power supply voltage: mini USB, external connection 5V ,3V
button battery for clock chip on the board of the standby power supply