Grove High Precision RTC v1.2
An upgraded version of the RTC module based on DS1307 clock chip
- Operating Voltage: 3.3 ~ 5.5 VDC
- Logic High Level Input: 2.2 V to Vcc+0.3 V
- Logic Low Level Input: -0.3 V to Vcc+0.8 V
- ROHS: Yes
- Length: 40 mm
- Width: 24 mm
- Height: 10 mm
- Mounting hole diameter: 2 mm
- Weight: 5 gm
Top Features:
- PCB Size: 4.0 cm x 2.4 cm
- Counting of seconds, minutes, hours, date, month, day, year
- 56-byte, battery-backed, non-volatile RAM
- Programmable square-wave output signal
The Grove High Precision RTC v1.2 is a Twig member based on the DS1307 clock chip supporting the I2C protocol. It uses a Lithium cell battery (CR1225) and consumes only 300-500nA on battery, making it an efficient choice over the mbed's built-in RTC. The clock/calendar provides various time and date functionalities, including leap-year compensation and AM/PM indication.
For Grove users, Seeed Studio offers helpful PDF guidance documents for beginners. This RTC module finds applications in digital cameras, printers, battery-powered devices, and more, catering to both Grove users and electronics enthusiasts.
Note: Battery not included. For optimal performance, use a 3-Volt CR1225 lithium cell or compatible CR2032 3V Lithium Coin Battery in the battery-holder.
Package Includes: 1 x Grove RTC Module
Useful links: Tutorial
* Images are for illustration only; actual product may vary.