TMP91C824
91C824-196
3.13.1 Control
registers
Table 3.13.1 PAGE 0 (Timer function) registers
Symbol Address Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Function
Read
/Write
SECR 0320H
40 s
20 s
10 s
8 s
4 s
2 s
1 s
Second column
R/W
MINR 0321H
40 min
20 min
10 min
8 min
4 min
2 min
1 min
Minute column
R/W
HOURR 0322H
20 H
10 H
8 H
4 H
2 H
1 H
Hour column
R/W
DAYR 0323H
W2
W1
W0
Day of the week column
R/W
DATER 0324H
Day 20
Day 10
Day 8
Day 4
Day 2
Day 1 Day column
R/W
MONTHR 0325H
Oct. Aug. Apr. Feb.
Jan.
Month
column
R/W
YEARR
0326H
Year 80 Year 40 Year 20 Year 10 Year 8
Year 4
Year 2
Year 1
Year column
(lower two columns)
R/W
PAGER 0327H
INTENA
ADJUST
ENATMR ENAALM
PAGE PAGE register
W,R/W
RESTR 0328H
DIS1HZ
DIS16HZ
RSTTMR
RSTALM
Always Write to 0
Reset register
Write only
(note): As for SECR,MINR,HOURR,DAYR,MONTHR,YEAR of PAGE0, current state is read when read it.
Table 3.13.2 PAGE 1(Alarm function) registers
Symbol Address Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Function
Read
/Write
SECR 0320H
R/W
MINR 0321H
40 min
20 min
10 min
8 min
4 min
2 min
1 min Minute column
R/W
HOURR 0322H
20 H
10 H
8 H
4 H
2 H
1 H
Hour column
R/W
DAYR 0323H
W2 W1 W0
Day of the week column
for Alarm
R/W
DATER 0324H
Day 20
Day 10
Day 8
Day 4
Day 2
Day 1
Day column
R/W
MONTHR 0325H
24/12
24-hour
clock
mode
R/W
YEARR
0326H
Leap 1 Leap 2 Leap – year mode
R/W
PAGER 0327H
INTENA
ENATMR
ENAALM
PAGE
PAGE register
W,R/W
RESTR 0328H
DIS1HZ DIS16HZ
RSTTMR
RSTALM
Always Write to 0
Reset register
Write only