D12312SVTE25 Renesas Electronics America, D12312SVTE25 Datasheet - Page 450

• Manufacturer Part Number: D12312SVTE25
• Description: MCU 3V 0K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of D12312SVTE25

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: POR, PWM, WDT
• Number Of I /o: 70
• Program Memory Type: ROMless
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 2.7 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: -
• Program Memory Size: -
• Other names: HD6412312SVTE25; HD6412312SVTE25

Section 11 Watchdog Timer
11.1.2
Figure 11.1 shows a block diagram of the WDT.
Rev.7.00 Feb. 14, 2007 page 416 of 1108
REJ09B0089-0700
Internal reset signal
Legend:
TCSR:
TCNT:
RSTCSR:
Notes:
(interrupt request
1. The WDTOVF output function is not available in the F-ZTAT versions.
2. Internal reset signal generation is specified by means of a register setting.
Block Diagram
WDTOVF
Timer control/status register
Timer counter
Reset control/status register
signal)
WOVI
*1
*2
RSTCSR
Interrupt
control
Figure 11.1 Block Diagram of WDT
control
Reset
Overflow
Module bus
TCNT
Clock
WDT
select
Clock
TSCR
Internal clock
sources
interface
Bus
φ/2
φ/64
φ/128
φ/512
φ/2048
φ/8192
φ/32768
φ/131072