D12312SVF20V Renesas Electronics America, D12312SVF20V Datasheet - Page 451
D12312SVF20V
Manufacturer Part Number
D12312SVF20V
Description
IC H8S/2312S MCU ROMLESS 100QFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2300r
Specifications of D12312SVF20V
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
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-QFP
For Use With
EDK2329 - DEV EVALUATION KIT H8S/2329
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
D12312SVF20V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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11.1.3
Table 11.1 describes the WDT output pin.
Table 11.1 WDT Pin
Name
Watchdog timer overflow
Note: * The WDTOVF function is not available in the F-ZTAT versions.
11.1.4
The WDT has three registers, as summarized in table 11.2. These registers control clock selection,
WDT mode switching, and the reset signal.
Table 11.2 WDT Registers
Name
Timer control/status register
Timer counter
Reset control/status register
Notes: 1. Lower 16 bits of the address.
2. For details of write operations, see section 11.2.4, Notes on Register Access.
3. Only a write of 0 is permitted to bit 7, to clear the flag.
Pin Configuration
Register Configuration
Symbol
WDTOVF * Output
Abbreviation
TCSR
TCNT
RSTCSR
I/O
R/W
R/(W) *
R/W
R/(W) *
Function
Outputs counter overflow signal in watchdog
timer mode
Rev.7.00 Feb. 14, 2007 page 417 of 1108
3
3
Initial Value
H'18
H'00
H'1F
Section 11 Watchdog Timer
Write *
H'FFBC
H'FFBC
H'FFBE
REJ09B0089-0700
Address *
2
Read
H'FFBC
H'FFBD
H'FFBF
1
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