R5F61665N50FPV Renesas Electronics America, R5F61665N50FPV Datasheet - Page 1038

• Manufacturer Part Number: R5F61665N50FPV
• Description: MCU FLASH 512K ROM 144-LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8SX/1600r

Specifications of R5F61665N50FPV

• Core Processor: H8SX
• Core Size: 16/32-Bit
• Speed: 50MHz
• Connectivity: EBI/EMI, I²C, IrDA, SCI, SmartCard, USB
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 92
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 40K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Section 20 USB Function Module (USB)
(4)
If the USB bus enters from the suspend state to deep software standby mode, perform the
operation as shown in figure 20.8. When canceling deep software standby mode, ensure enough
time for the system clock oscillation to be settled.
Note:
Rev. 2.00 Oct. 21, 2009 Page 1004 of 1454
REJ09B0498-0200
Transition from Suspend State to Deep Software Standby Mode and Canceling Deep
Software Standby Mode
Figure 20.8 Flow of Transition to and Canceling Deep Software Standby Mode
*
Denotation of figures
(1)
(2)
(3)
(4)
(5)
(6)
(7)
When the USB enters deep software standby mode, the sources to cancel software standby mode may be conflicted.
In this figure, the operation to cancel software standby mode is not performed. For details, see section 28.12, Usage Notes.
Clear SURSF in IFR2 to 0
Check if SURSS in IFR2 is set to 1
Clear SURSE in IER2 to 0
Clear SSRSME in IER2 to 0*
Clear DUSBIF in DPSIFR to 0
Set DUSBIE in DPSIER to 1
Shift to deep software standby mode
(execute SLEEP instruction)
Detect that USB bus is in suspend state
: Operation by firmware setting
: Automatic operation by LSI hardware
Transition from suspend state to
deep software standby mode
Set SURSF in IFR2 to 1
Stop all clocks of LSI
USBINTN interrupt
(10)
(11)
(12)
(13)
(14)
(8)
(9)
Wait for system clock oscillation to be settled
Clear SURSF in IFR2 to 0
Check if SURSS in IFR2 is cleared to 0
Set SURSE in IER2 to 1
Set SSRSME in IER2 to 0
Clear DUSBIF in DPSIFR to 0
Clear DUSBIE in DPSIER to 0
USB communications can be resumed
through USB registers
Canceling deep software standby mode
Detect that USB bus is in resume state
Cancel deep software standby mode
Cancel module stop
Execute reset sequence
RESUME interrupt