MOD-RTC Real Time Clock interface board with PCF8536

MOD-RTC add real time clock feature to boards with UEXT connector . The time keeping accuracy is tuned to 2 seconds per day, more accurate tuning is possible by adjusting the internal PCF8536 registers.

Features

• PCF8536 Real time clock
• Lithium 3V battery connector
• UEXT connector
• FR-4, 1.5 mm, soldermask, component print
• Dimensions: 40x19mm (1.57 x 0.75")

Documents

• Schematic

Note: DUINOMITE firmware can use MOD-RTC with SETUP command