DS3231 AT24C32 IIC Modul Präzisionsuhrmodul RTC DS3231SN Echtzeituhr-Speichermodul für Arduino Raspberry Pi DIY Kit
Product Features 1.Compact size 2. Programmable square wave output 3. Storage chip: AT24C32 (storage capacity 32K) 4. Simple to use 5. Wide range of applications Product Parameter 1. Size: 38mm (L) * 22mm (W) * 14mm (H) 2. Operating voltage: 3.3-5.5V 3. Clock chip: high-precision clock chip DS3231 4. Clock accuracy: ambient temperature O-40 ° C range, accuracy of 2 ppm, annual error of about 1 minute 5. With 2 calendar alarm clock 6. Programmable square wave output 7. Real-time clock generates seconds, minutes, hours, days of the week, date, month and year timing, and provides valid until 2100 leap year compensation 8. Temperature sensor inside the chip, accuracy of 3 ℃. 9. Memory chip: AT24C32 (memory capacity 32K) 10. IIC bus interface, the highest transmission speed of 400KHZ (operating voltage of 5V) 11. Can be cascaded with other C devices, 24C32 address can be modified by short-circuiting A0/A1/A2, default address The default address is 0x57 12. Module can be selected with battery (HW-084B) and without battery (HW-084A) two specifications Product List 1*Module