HD6417020SVX12I Renesas Electronics America, HD6417020SVX12I Datasheet - Page 350

• Manufacturer Part Number: HD6417020SVX12I
• Description: IC SUPERH MPU ROMLESS 100TQFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7020r

Specifications of HD6417020SVX12I

• Core Processor: SH-1
• Core Size: 32-Bit
• Speed: 12.5MHz
• Connectivity: EBI/EMI, SCI
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Type: ROMless
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

• Bit 7 (watchdog timer overflow (WOVF)): WOVF indicates that the TCNT has overflowed
Bit 7: WOVF
0
1
• Bit 6 (reset enable (RSTE)): RSTE selects whether to reset the chip internally if the TCNT
Bit 6: RSTE
0
1
• Bit 5 (reset select (RSTS)): RSTS selects the type of internal reset generated if the TCNT
Bit 5: RSTS
0
1
• Bits 4–0 (reserved): These bits always read as 1. The write value should always be 1.
RENESAS 332
(H'FF
overflows in the watchdog timer mode.
overflows in the watchdog timer mode.
H'00) in the watchdog timer mode. It is not set in the interval timer mode.
Description
No TCNT overflow in watchdog timer mode (initial value)
Cleared when software reads WOVF, then writes 0 in WOVF
Set by TCNT overflow in watchdog timer mode
Description
Not reset when TCNT overflows (initial value). LSI not reset internally,
but TCNT and TCSR reset within WDT.
Reset when TCNT overflows
Description
Power-on reset initial value)
Manual reset