tmp19a44fda TOSHIBA Semiconductor CORPORATION, tmp19a44fda Datasheet - Page 488

• Manufacturer Part Number: tmp19a44fda
• Description: 32bit Tx System Risc
• Manufacturer: TOSHIBA Semiconductor CORPORATION

MONTHR
HOURR
PAGER
Symbol
DATER
YEARR
RESTR
SECR
DAYR
MINR
19.3
Real Time Clock (RTC)
HOURR
MONTH
YEARR
PAGER
Symbol
DATER
RESTR
SECR
DAYR
MINR
(Note) Reading SECR, MINR, HOURR, DAYR, MONTHR, YEARR of PAGE0 captures the current
(Note 1) Reading SECR, MINR, HOURR, DAYR, MONTHR, YEARR of PAGE1 captures the current
(Note 2) SECR, MINR, HOURR, DAYR, MONTHR, YEARR of PAGE0 and YEARR of PAGE1 (for leap
R
0xFF00_150C
0xFF00_1500
0xFF00_1501
0xFF00_1505
0xFF00_1507
0xFF00_1508 Interrupt
0xFF00_1502
0xFF00_1504
0xFF00_1506
Registers
Address
0xFF00_150C
0xFF00_1500
0xFF00_1501
0xFF00_1502
0xFF00_1504
0xFF00_1505
0xFF00_1506
0xFF00_1507
0xFF00_1508
state.
state.
year) must be read twice and compare the data captured.
19.3.1 Control Register
Address
enable
enable
Year
1Hz
Bit7
80
Interrupt
enable
enable
Bit7
1Hz
Year 40 Year 20
40 sec
40 min
enable
16Hz
Bit6
enable
40 min 20 min
16Hz
Table 19.2 PAGE1 (alarm function) registers
Bit6
Table 19.1 PAGE0 (clock function) register
20 hours
Day 20
/PM/AM
20 sec
20 min
Clock
reset
Bit5
/PM/AM
Day 20
Clock
reset
hours
Bit5
20
TMP19A44 (rev1.3) 19-2
Adjustment
10
Year 10
function
Day 10
10 sec
10 min
Alarm
reset
Bit4
Oct.
Adjustme
hours
10
function
Day 10
10 min
Alarm
reset
Bit4
hours
nt
8
Year 8
enable
Day 8
Clock
8 sec
8 min
Aug.
Bit3
hours
8
enable
Day 8
Clock
8 min
Bit3
hours
Always write “0”.
4
Year 4
enable
Alarm
Day 4
4 sec
4 min
Apr.
Bit2
W2
4
enable
hours
Always write “0”.
Day 4
Alarm
4 min
Bit2
W2
hours
2
Year 2
Day 2
2 min
2 sec
Feb.
Leap-year setting Leap-year mode
Bit1
2
W1
hours
Day 2
2 min
Bit1
W1
hours
1
Year 1
setting
PAGE
Day 1
1 min
1 sec
Jan.
Bit0
W0
1
setting
hours
PAGE
Day 1
1 min
24/12
Bit0
W0
hours
Year column (lower two
Day of the week
Minute column
PAGE register
Reset register
24-hour clock
Day of the week
TMP19A44
Second column
Hour column
Day column
Minute column
Month column
PAGE register
Reset register
Hour column
Day column
Function
column
columns)
Function
mode
column
2010-04-01
Read/Write
W,R/W
W only
R/W
R/W
R/W
R/W
R/W
R/W
Read/Write
W, R/W
W only
R/W
R/W
R/W
R/W
R/W
R/W
R/W