tmp1940cyaf TOSHIBA Semiconductor CORPORATION, tmp1940cyaf Datasheet - Page 353

• Manufacturer Part Number: tmp1940cyaf
• Description: 32-bit Tx System Risc Tx19 Family
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Mnemonic Name Address
Mnemonic Name Address
Mnemonic Name Address
19.11 Watchdog Timer (WDT)
19.12 Real-Time Clock (RTC)
19.13 Flash Control/Status (TMP1940FDBF Only)
Note:
SEQMOD
RTCREG
SEQCNT
WDMOD
RTCCR
WDCR
FLCS
The SEQMOD and FLCS registers are 32-bit registers and must be accessed as a 32-bit quantity.
Accumu-
Register
Register
Register
Register
Security
Register
Security
Register
Register
Control/
Control
Control
Control
Status
Mode
Mode
WDT
WDT
Flash
RTC
RTC
lator
F090H
F091H
F0A0H
F0A4H
E520H
FFFF
FFFF
FFFF
FFFF
FFFF
E510
FFFF
E514
FFFF
1: WDT
Must be
written as
0.
WDTE
enable
RUI7
R/W
R/W
7
7
7
1
0
0
00: 2
01: 2
10: 2
11: 2
WDTP1
TMP1940CYAF-311
RUI6
6
16
18
20
22
6
6
0
0
/fsys
/ fsys
/ fsys
/ fsys
R/W
B1H: WDT disable code; 4EH: WDT clear-count code
WDTP0
RUI5
5
5
5
0
0
Must be written as 0x0000_00C5.
Must be written as 0x0000_00C5.
Must be written as 0x0000_00C5.
Must be written as 0x0000_00C5.
RUI4
4
4
0
4
W
W
W
W
W
R
0: Clears
Must be
written as
0.
Accumulator.
RTCRCLR
RUI3
R/W
R/W
3
3
3
0
0
0
IDLE
0: Off
1: On
0: Busy
1: Ready
TMP1940CYAF
00: 2
01: 2
10: 2
11: 2
RDY_BSY
RTCSEL1
I2WDT
RUI2
2
2
R
0
1
2
0
14
13
12
11
0
/fs
/fs
/fs
/fs
R/W
1: System
Must be
written as
0.
RTCSEL0
RESCR
reset
R/W
RUI1
R/W
1
1
0
1
0
0
0
0: Access
1: Access
Must be
written as
0.
0: Stop and
1: Begin
1: Security
0: Security
RTCRUN
main logic.
security
logic.
SEQON
clear the
counter.
counting.
on
off
RUI0
R/W
R/W
R/W
FSE
0
0
0
0
0
0
1
0