HD64F3437TFI16V Renesas Electronics America, HD64F3437TFI16V Datasheet - Page 678

• Manufacturer Part Number: HD64F3437TFI16V
• Description: MCU FLASH 60K 100-TQFP
• Manufacturer: Renesas Electronics America

Specifications of HD64F3437TFI16V

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TCSR—Timer Control/Status Register
646
Bit
Initial value
Read/Write
Note: * Only 0 can be written, to clear the flag.
R/(W)*
Overflow Flag
OVF
0
1
7
0
Cleared by reading OVF = 1, then writing 0 in OVF (initial value)
Set when TCNT changes from H'FF to H'00
WT/IT
R/W
Timer Mode Select
0
1
6
0
Interval timer mode (OVF interrupt request) (initial value)
Watchdog timer mode (generates reset or NMI signal)
Timer Enable
0
1
TME
R/W
5
0
Timer disabled: TCNT is initialized to H’00 and
stopped
Timer enabled: TCNT runs; CPU interrupts can be
requested
Reset or NMI
0
1
Functions as NMI (initial value)
Functions as reset
—
—
4
1
RST/NMI
R/W
3
0
H'A8
CKS2
R/W
2
0
Clock Select 2 to 0
0
1
0
1
0
1
CKS1
R/W
0
1
0
1
0
1
0
1
(initial value)
1
0
ø
ø
ø
ø
ø
ø
ø
ø
P
P
P
P
P
P
P
P
/2
/32
/64
/128
/256
/512
/2048
/4096
CKS0
R/W
0
0
WDT