HD6433045 HITACHI [Hitachi Semiconductor], HD6433045 Datasheet - Page 799

• Manufacturer Part Number: HD6433045
• Description: Hitachi Single-Chip Microcomputer
• Manufacturer: HITACHI [Hitachi Semiconductor]

TCNT—Timer Counter
RSTCSR—Reset Control/Status Register
Bit
Initial value
Read/Write
Note:
Bit
Initial value
Read/Write
*
Only 0 can be written in bit 7, to clear the flag.
Watchdog timer reset
0 [Clearing condition]
1 [Setting condition]
WRST
R/(W)
R/W
7
0
7
0
• Reset signal input at RES pin
• When WRST= "1", write "0" after reading WRST flag
TCNT overflow generates a reset signal
*
Reset output enable
RSTOE
0 External output of reset signal is disabled
1 External output of reset signal is enabled
R/W
R/W
6
0
6
0
R/W
—
—
5
1
5
0
792
R/W
—
—
Count value
4
1
4
0
R/W
—
—
3
1
3
0
H'A9 (read),
H'A8 (write)
H'AB (read),
H'AA (write)
R/W
—
—
2
1
2
0
R/W
—
—
1
1
1
0
R/W
—
—
0
1
0
0
WDT
WDT