HD64F3437TFI16V Renesas Electronics America, HD64F3437TFI16V Datasheet - Page 257

• 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

Bit 4—Reserved: This bit cannot be modified and is always read as 1.
Bit 3: Reset or NMI Select (RST/NMI): Selects either an internal reset or the NMI function at
watchdog timer overflow.
Bit 3: RST/NMI
0
1
Bits 2–0—Clock Select (CKS2–CKS0): These bits select one of eight clock sources obtained by
dividing the system clock (ø).
The overflow interval is the time from when the watchdog timer counter begins counting from
H'00 until an overflow occurs. In interval timer mode, OVF interrupts are requested at this
interval.
Bit 2:
CKS2
0
1
Bit 1:
CKS1
0
1
0
1
Description
NMI function enabled
Reset function enabled
Bit 0:
CKS0
0
1
0
1
0
1
0
1
Clock Source
ø
ø
ø
ø
ø
ø
ø
ø
P
P
P
P
P
P
P
P
/2
/32
/64
/128
/256
/512
/2048
/4096
Overflow Interval (ø
51.2 s
819.2 s
1.6 ms
3.3 ms
6.6 ms
13.1 ms
52.4 ms
104.9 ms
P
= 10 MHz)
(Initial value)
(Initial value)
225