TMP92CZ26A
92CZ26A-575
3.21.3 Control registers
Table 3.21.1 PAGE 0 (Timer function) registers
Symbol
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
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
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
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.
