DF2170BVTE33V Renesas Electronics America, DF2170BVTE33V Datasheet - Page 387

• Manufacturer Part Number: DF2170BVTE33V
• Description: IC H8S/2170 MCU FLASH 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2170BVTE33V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 33MHz
• Connectivity: SCI, USB
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 76
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• For Use With: HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)3DK2166 - DEV EVAL KIT H8S/2166
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

12.5.6
Note:
This flowchart shows just one example of interrupt-in transfer processing. Other possibilities include an
operation flow in which, if there is data to be transmitted, the EP3DE bit in DASTS0 is referred to confirm that
the FIFO is empty, and then data is written to the FIFO.
EP3 Interrupt-In Transfer
(EP3 TS in IFR0 = 1)
Transmit data to host
Receive IN token
Set EP3 transmit
in EP3 FIFO?
USB function
complete flag
Figure 12.12 EP3 Interrupt-In Transfer Operation
Valid data
Yes
ACK
No
NAK
Interrupt generated
data bytes to packet enable
data bytes to packet enable
Write number of transmit
Write number of transmit
Write data to EP3 data
data register (EPDR3)
(EP3 TS in IFR0 = 0)
register 3 (PKTE3)
Clear EP3 transmit
register 3 (PKTE3)
Write data to EP3
register (EPDR3)
to be transmitted
Is there any data
Is there any data
to be transmitted
complete flag
Rev. 2.00, 03/04, page 353 of 534
to host?
to host?
Firmware
Yes
Yes
No
No