D6417729RHF200BV Renesas Electronics America, D6417729RHF200BV Datasheet - Page 310

• Manufacturer Part Number: D6417729RHF200BV
• Description: IC SUPER H MPU ROMLESS 208QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7700r

Specifications of D6417729RHF200BV

• Core Processor: SH-3 DSP
• Core Size: 32-Bit
• Speed: 200MHz
• Connectivity: EBI/EMI, FIFO, IrDA, SCI, SmartCard
• Peripherals: DMA, POR, WDT
• Number Of I /o: 96
• Program Memory Type: ROMless
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.85 V ~ 2.15 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 208-QFP Exposed Pad, 208-eQFP, 208-HQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Bit 7—Timer Enable (TME): Starts and stops timer operation. Clear this bit to 0 when using the
WDT in standby mode or when changing the clock frequency.
Bit 7: TME
0
1
Bit 6—Timer Mode Select (WT/I I I I T T T T ): Selects whether to use the WDT as a watchdog timer or an
interval timer.
Bit 6: WT/I I I I T T T T
0
1
Note: If WT/IT is modified when the WDT is running, the up-count may not be performed correctly.
Bit 5—Reset Select (RSTS): Selects the type of reset when WTCNT overflows in watchdog
timer mode. In interval timer mode, this setting is ignored.
Bit 5: RSTS
0
1
Note: RESETOUT is output.
Bit 4—Watchdog Timer Overflow (WOVF): Indicates that the WTCNT has overflowed in
watchdog timer mode. This bit is not set in interval timer mode.
Bit 4: WOVF
0
1
Bit 3—Interval Timer Overflow (IOVF): Indicates that WTCNT has overflowed in interval
timer mode. This bit is not set in watchdog timer mode.
Rev. 5.0, 09/03, page 262 of 806
Initial value:
R/W:
Bit:
Description
Timer disabled: Count-up stops and WTCNT value is retained
Timer enabled
Description
Used as interval timer
Used as watchdog timer
Description
Power-on reset
Manual reset
Description
No overflow
WTCNT has overflowed in watchdog timer mode
TME
R/W
7
0
WT/IT
R/W
6
0
RSTS
R/W
5
0
WOVF
R/W
4
0
IOVF
R/W
3
0
CKS2
R/W
2
0
CKS1
R/W
1
0
(Initial value)
(Initial value)
(Initial value)
(Initial value)
CKS0
R/W
0
0