CBC34523 EnerChip™ RTC - PRWeb
CBC34523 EnerChip™ RTC - PRWeb
CBC34523 EnerChip™ RTC - PRWeb
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Preliminary<br />
5<br />
13<br />
3<br />
9<br />
10<br />
16<br />
1<br />
6<br />
7<br />
14<br />
15<br />
2<br />
11<br />
OSCI<br />
OSCO<br />
VCHG<br />
VEC<br />
RESET<br />
EN<br />
VBAT<br />
VDD<br />
VSS<br />
NC<br />
NC<br />
SDA<br />
SCL<br />
C<br />
OSC0<br />
C<br />
OSC1<br />
OSCILLATOR<br />
32.768 kHz DIVIDER CLOCKOUT<br />
ENERCHIP<br />
AND<br />
CHARGER<br />
BATTERY<br />
BACKUP<br />
SWITCH-OVER<br />
CIRCUITRY<br />
POWERON<br />
RESET<br />
I2CBUS<br />
INTERFACE<br />
0Eh<br />
0Fh<br />
10h<br />
11h<br />
12h<br />
13h<br />
00h<br />
01h<br />
02h<br />
03h<br />
04h<br />
05h<br />
06h<br />
07h<br />
08h<br />
09h<br />
0Ah<br />
0Bh<br />
0Ch<br />
0Dh<br />
Figure 3: Internal Schematic of <strong>CBC34523</strong> EnerChip <strong>RTC</strong><br />
<strong>CBC34523</strong> EnerChip <strong>RTC</strong><br />
OFFSET FUNCTION<br />
Offset_register<br />
TIMER FUNCTION<br />
Timer_CLKOUT_ctrl<br />
Tmr_A_freq_ctrl<br />
Tmr_A_reg<br />
Tmr_B_freq_ctrl<br />
Tmr_B_reg<br />
CONTROL<br />
Control_1<br />
Control_2<br />
Control_3<br />
Figure 2: <strong>CBC34523</strong> EnerChip <strong>RTC</strong> Block Diagram with Registers<br />
©2012 Cymbet Corporation • Tel: +1-763-633-1780 • www.cymbet.com<br />
DS-72-32 Rev V.05 Page 2 of 9<br />
TIME<br />
Seconds<br />
Minutes<br />
Hours<br />
Days<br />
Weekdays<br />
Months<br />
Years<br />
ALARM FUNCTION<br />
Minute_alarm<br />
Hour_alarm<br />
Day_alarm<br />
Weekday_alarm<br />
INTERRUPT<br />
CLKOUT<br />
& INT1/CLKOUT<br />
INT2<br />
8<br />
4<br />
12
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