HD64F3437TFI16V Renesas Electronics America, HD64F3437TFI16V Datasheet - Page 689

• 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

SYSCR—System Control Register
Bit
Initial value
Read/Write
Software Standby
0
1
SSBY
R/W
SLEEP instruction causes transition to sleep mode. (initial value)
SLEEP instruction causes transition to software standby mode.
7
0
Standby Timer Select 2 to 0 (ZTAT and Mask ROM Versions)
Standby Timer Select 2 to 0 (F-ZTAT Version)
0
0
0
0
1
1
0
0
0
0
1
1
1
0
0
1
1
0
1
0
0
1
1
0
0
1
STS2
—
—
—
R/W
0
1
0
1
0
1
0
1
0
1
External Reset
6
0
0
1
Clock settling time = 8,192 states (initial value)
Clock settling time = 16,384 states
Clock settling time = 32,768 states
Clock settling time = 65,536 states
Clock settling time = 131,072 states
Unused
Settling time = 8,192 states (initial value)
Settling time = 16,384 states
Settling time = 32,768 states
Settling time = 65,536 states
Settling time = 131,072 states
Settling time = 1,024 states
Unused
Reset was caused by watchdog timer overflow
Reset was caused by external reset signal (initial value)
NMI Edge
0
1
STS1
R/W
Falling edge of NMI is detected.
Rising edge of NMI is detected.
5
0
Host Interface Enable
0
1
Host interface is prohibited (initial value)
Host interface is allowed (slave mode)
STS0
R/W
4
0
RAM Enable
0
1
On-chip RAM is disabled.
On-chip RAM is enabled. (initial value)
XRST
R
3
1
H'C4
NMIEG
R/W
2
0
R/W
HIE
1
0
System Control
RAME
R/W
0
1
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