+$Comp
+L Device:Battery_Cell BT1
+U 1 1 62892D7C
+P 3250 750
+F 0 "BT1" V 3300 700 50 0000 C CNN
+F 1 "3V" V 3200 700 50 0000 C CNN
+F 2 "Battery:BatteryHolder_Keystone_1060_1x2032" V 3250 810 50 0001 C CNN
+F 3 "~" V 3250 810 50 0001 C CNN
+ 1 3250 750
+ 0 -1 -1 0
+$EndComp
+Wire Wire Line
+ 3550 600 2050 600
+Wire Wire Line
+ 3050 750 3050 1000
+Wire Wire Line
+ 3550 1200 3550 600
+Wire Wire Line
+ 2550 1300 2150 1300
+Wire Wire Line
+ 2550 1650 2550 1600
+Wire Wire Line
+ 2550 1450 2550 1500
+$Comp
+L power:VCC #PWR0137
+U 1 1 62891898
+P 2950 1000
+F 0 "#PWR0137" H 2950 850 50 0001 C CNN
+F 1 "VCC" H 2950 1150 50 0000 C CNN
+F 2 "" H 2950 1000 50 0001 C CNN
+F 3 "" H 2950 1000 50 0001 C CNN
+ 1 2950 1000
+ 1 0 0 -1
+$EndComp
+$Comp
+L Timer_RTC:DS1302Z+ U32
+U 1 1 623FA4BC
+P 3050 1400
+F 0 "U32" H 3150 1050 50 0000 L CNN
+F 1 "DS1302Z+" H 2850 1400 50 0000 L CNN
+F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 3050 900 50 0001 C CNN
+F 3 "https://datasheets.maximintegrated.com/en/ds/DS1302.pdf" H 3050 1400 50 0001 C CNN
+ 1 3050 1400
+ 1 0 0 -1
+$EndComp
+$Comp
+L Device:Crystal_Small Y3
+U 1 1 63520613
+P 2450 1550
+F 0 "Y3" V 2450 1650 50 0000 L CNN
+F 1 "32.768KHz" V 2650 1400 50 0001 L CNN
+F 2 "Crystal:Crystal_C38-LF_D3.0mm_L8.0mm_Horizontal" H 2450 1550 50 0001 C CNN
+F 3 "~" H 2450 1550 50 0001 C CNN
+F 4 "6pF" H 2450 1550 50 0001 C CNN "load"
+ 1 2450 1550
+ 0 -1 -1 0
+$EndComp
+Connection ~ 2450 1450
+Connection ~ 2450 1650
+Wire Wire Line
+ 2100 1350 2100 1200
+Wire Wire Line
+ 2100 1200 2550 1200
+Connection ~ 2100 1350
+Wire Wire Line
+ 3350 750 3400 750
+Wire Wire Line
+ 3400 750 3400 850