HD64F3026X25 Renesas Electronics America, HD64F3026X25 Datasheet - Page 734

• Manufacturer Part Number: HD64F3026X25
• Description: MCU 3V 256K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of HD64F3026X25

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: PWM, WDT
• Number Of I /o: 70
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Appendix B Internal I/O Registers
SYSCR—System Control Register
Rev. 2.00 Sep 20, 2005 page 694 of 800
REJ09B0260-0200
Initial value
Read/Write
Bit
Software standby
SSBY
R/W
0
1
7
0
SLEEP instruction causes transition to sleep mode
SLEEP instruction causes transition to software standby mode
STS2
R/W
6
0
Standby timer select 2 to 0
STS1
STS2
R/W
Bit 6
5
0
0
1
STS1
STS0
Bit 5
R/W
0
1
0
1
4
0
User bit enable
STS0
Bit 4
0
1
0
1
0
1
0
1
0
1
R/W
UE
3
1
NMI edge select
CCR bit 6 (UI) is used as an interrupt mask bit
CCR bit 6 (UI) is used as a user bit
Waiting Time = 8,192 states
Waiting Time = 16,384 states
Waiting Time = 32,768 states
Waiting Time = 65,536 states
Waiting Time = 131,072 states
Waiting Time = 26,2144 states
Waiting Time = 1,024 states
Illegal setting
H'EE012
0
1
NMIEG
R/W
2
0
An interrupt is requested at the falling edge of NMI
An interrupt is requested at the rising edge of NMI
Standby Timer
Software standby output port enable
SSOE
R/W
0
1
1
0
RAM enable
In software standby mode,
all address bus and bus
control signals are high-
impedance
In software standby mode,
address bus retains output
state and bus control
signals are fixed high
0
1
RAME
R/W
On-chip RAM is disabled
On-chip RAM is enabled
0
1
System control