R5S77631Y266BGV Renesas Electronics America, R5S77631Y266BGV Datasheet - Page 720

• Manufacturer Part Number: R5S77631Y266BGV
• Description: IC SUPERH MPU ROMLESS 499BGA
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7780r

Specifications of R5S77631Y266BGV

• Core Processor: SH-4A
• Core Size: 32-Bit
• Speed: 266MHz
• Connectivity: Audio Codec, I²C, MMC, SCI, SIM, SIO, SSI, USB
• Peripherals: DMA, LCD, POR, WDT
• Number Of I /o: 107
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.15 V ~ 1.35 V
• Data Converters: A/D 4x10b; D/A 2x8b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 499-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Section 17 Watchdog Timer and Reset (WDT)
17.3
Table 17.2 shows the registers of the reset and watchdog timer. Table 17.3 shows the register state
in each operating mode.
Table 17.2 Register Configuration
Table 17.3 Register State in Each Operating Mode
Rev. 2.00 May 22, 2009 Page 650 of 1982
REJ09B0256-0200
Register Name
Watchdog timer stop time register WDTST
Watchdog timer control/status
register
Watchdog timer base stop time
register
Watchdog timer counter
Watchdog timer base counter
Register Name
Watchdog timer stop time
register
Watchdog timer control/status
register
Watchdog timer base stop time
register
Watchdog timer counter
Watchdog timer base counter
Register Descriptions
Abbreviation
WDTST
WDTCSR
WDTBST
WDTCNT
WDTBCNT
Abbreviation R/W
WDTCSR
WDTBST
WDTCNT
WDTBCNT
Power-on
Reset by
PRESET Pin
H'0000 0000 Retained
H'0000 0000 Retained
H'0000 0000 Retained
H'0000 0000 Retained
H'0000 0000 Retained
R/W
R/W
R/W
R
R
P4 Address
H'FFCC 0000
H'FFCC 0004
H'FFCC 0008
H'FFCC 0010
H'FFCC 0018
Power-on
Reset by
WDT/H-UDI
Manual
Reset
Retained
Retained
Retained
Retained
Retained
Area 7 Address
H'1FCC 0000
H'1FCC 0004
H'1FCC 0008
H'1FCC 0010
H'1FCC 0018
Sleep
Retained
Retained
Retained
Retained
Retained
Standby
Retained
Retained
Retained
Retained
Retained
Access
Size
32
32
32
32
32