HD64F2623FA20J Renesas Electronics America, HD64F2623FA20J Datasheet - Page 994

• Manufacturer Part Number: HD64F2623FA20J
• Description: IC H8S MCU FLASH 256K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2600r

Specifications of HD64F2623FA20J

• Core Processor: H8S/2600
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: CAN, SCI, SmartCard
• Peripherals: POR, PWM, WDT
• Number Of I /o: 53
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 12K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 16x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Appendix B Internal I/O Register
TCNT0—Timer Counter 0
RSTCSR—Reset Control/Status Register
Rev. 5.00 Jan 10, 2006 page 968 of 1042
REJ09B0275-0500
Notes: RSTCSR is write-protected by a password to prevent accidental overwriting. For details
Bit
Initial value
Read/Write
Note: TCNT is write-protected by a password to prevent accidental overwriting. For details see
Bit
Initial value
Read/Write
section 12.2.5, Notes on Register Access.
see section 12.2.5, Notes on Register Access.
* Can only be written with 0 for flag clearing.
:
:
:
:
:
:
Watchdog overflow flag
0 [Clearing condition]
1
R/(W)*
WOVF
When 0 is written to WOVF after reading TCSR when WOVF = 1
[Setting condition]
When TCNT overflows (changes from H'FF to H'00) in watchdog timer mode
R/W
7
0
7
0
Reset enable
Note: * The modules within the chip are not reset, but TCNT and
RSTE
0 Internal reset is not performed when TCNT overflows *
1
R/W
R/W
6
0
6
0
Internal reset is performed when TCNT overflows
TCSR within the WDT are reset.
RSTS
Reset select
R/W
R/W
0 Power-on reset
1
5
0
5
0
Setting prohibited
R/W
—
—
4
0
4
1
H'FF74 (W), H'FF75 (R)
H'FF76 (W), H'FF77 (R)
R/W
—
—
3
0
3
1
R/W
—
—
2
0
2
1
R/W
—
—
1
0
1
1
R/W
—
—
0
0
0
1
WDT
WDT