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TMP92CZ26A
92CZ26A-575
3.21.3 Control registers
Table 3.21.1 PAGE 0 (Timer function) registers
Symbol
A
ddress Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 Function Read/Write
SECR 1320H 40 sec 20 sec 10 sec 8 sec 4 sec 2 sec 1 sec Second column R/W
MINR 1321H 40 min 20 min 10 min 8 min 4 min 2 min 1 min Minute column R/W
HOURR 1322H 20 hours/
PM/AM
10 hours 8 hours 4 hours 2 hours 1 hour
Hour column
R/W
DAYR 1323H W2 W1 W0 Day of the week
column
R/W
DATER 1324H Day 20 Day 10 Day 8 Day 4 Day 2 Day 1 Day column R/W
MONTHR 1325H Oct. Aug. Apr. Feb. Jan. Month column R/W
YEARR 1326H
Year 80 Year 40 Year 20 Year 10 Year 8 Year 4 Year 2 Year 1
Year column
(Lower two columns)
R/W
PAGER 1327H
Interrupt
enable
A
djustment
function
Clock
enable
Alarm
enable
PAGE
setting
PAGE register W, R/W
RESTR 1328H 1Hz
enable
16Hz
enable
Clock
reset
Alarm
reset
Always write “0” Reset register
W only
Note: As for SECR, MINR, HOURR, DAYR, MONTHR, YEARR of PAGE0, current state is read read it.
Table 3.21.2 PAGE1 (Alarm function) registers
Symbol
A
ddress Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 Function Read/Write
SECR 1320H R/W
MINR 1321H 40 min 20 min 10 min 8 min 4 min 2 min 1 min Minute column R/W
HOURR 1322H 20 hours/
PM/AM
10 hours 8 hours 4 hours 2 hours 1 hour
Hour column
R/W
DAYR 1323H W2 W1 W0 Day of the week
column
R/W
DATER 1324H Day 20 Day 10 Day 8 Day 4 Day 2 Day 1 Day column R/W
MONTHR 1325H 24/12 24-hour clock mode R/W
YEARR 1326H LEAP1 LEAP0
Leap-year mode
R/W
PAGER 1327H
Interrupt
enable
A
djustment
function
Clock
enable
Alarm
enable
PAGE
setting
PAGE register W, R/W
RESTR 1328H 1Hz
enable
16Hz
enable
Clock
reset
Alarm
reset
Always write “0” Reset register
W only
Note: As for SECR, MINR, HOURR, DAYR, MONTHR, YEARR of PAGE1, current state is read read it.