DF61654N50FTV Renesas Electronics America, DF61654N50FTV Datasheet - Page 750
![IC H8SX/1654 MCU FLASH 120TQFP](/photos/12/21/122199/df61654n50ftv_sml.jpg)
DF61654N50FTV
Manufacturer Part Number
DF61654N50FTV
Description
IC H8SX/1654 MCU FLASH 120TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8SX/1600r
Datasheet
1.DF61653N50FTV.pdf
(1020 pages)
Specifications of DF61654N50FTV
Core Processor
H8SX
Core Size
32-Bit
Speed
50MHz
Connectivity
I²C, IrDA, SCI, SmartCard, USB
Peripherals
DMA, PWM, WDT
Number Of I /o
75
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
120-TQFP, 120-VQFP
For Use With
HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)3DK1657 - DEV EVAL KIT FOR H8SX/1657
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF61654N50FTV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
- Current page: 750 of 1020
- Download datasheet (6Mb)
Section 15 USB Function Module (USB)
15.10.4 Assigning Interrupt Sources to EP0
The EP0-related interrupt sources indicated by the interrupt source bits (bits 0 to 3) in IFR0 must
be assigned to the same interrupt signal with ISR0. The other interrupt sources have no limitations.
15.10.5 Clearing the FIFO When DMA Transfer is Enabled
The endpoint 1 data register (EPDR1) cannot be cleared when DMA transfer for endpoint 1 is
enabled (EP1 DMAE in DMAR = 1). Cancel DMA transfer before clearing the register.
15.10.6 Notes on TR Interrupt
Note the following when using the transfer request interrupt (TR interrupt) for IN transfer to EP0i,
EP2, or EP3.
The TR interrupt flag is set if the FIFO for the target EP has no data when the IN token is sent
from the USB host. However, at the timing shown in figure 15.24, multiple TR interrupts occur
successively. Take appropriate measures against malfunction in such a case.
Note: This module determines whether to return NAKC if the FIFO of the target EP has no data
Rev.1.00 Sep. 08, 2005 Page 700 of 966
REJ09B0219-0100
CPU
Host
USB
when receiving the IN token, but the TR interrupt flag is set after a NAKC handshake is
sent. If the next IN token is sent before PKTE of TRG is written to, the TR interrupt flag is
set again.
IN token
Determines whether
to return NACK
Figure 15.24 TR Interrupt Flag Set Timing
NACK
Sets TR flag
TR interrupt routine
Clear
TR flag
IN token
Determines whether
to return NACK
Writes
transmit data
NACK
TRG.
PKTE
Sets TR flag
(Sets the flag again)
TR interrupt routine
IN token
Transmits data
ACK
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