DF61654N50FTV Renesas Electronics America, DF61654N50FTV Datasheet - Page 724
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
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Section 15 USB Function Module (USB)
15.5
15.5.1
The above flowchart shows the operation in the case of in section 15.9, Example of USB External
Circuitry.
In applications that do not require USB cable connection to be detected, processing by the USB
bus connection interrupt is not necessary. Preparations should be made with the bus-reset
interrupt.
Rev.1.00 Sep. 08, 2005 Page 674 of 966
REJ09B0219-0100
No
Operation
Cable Connection
USB bus connection interrupt
reception complete interrupt
Wait for setup command
UDC core reset release
USB cable connection
D+ pull-up enabled?
Cable disconnected
General output port
Bus reset reception
Bus reset interrupt
IFR1.VBUSF = 1
VBUS pin = 0 V
UDC core reset
IFR0.BRST = 1
USB function
Yes
Figure 15.2 Cable Connection Operation
Interrupt request
Interrupt request
start of USB communication
reception complete interrupt
Firmware preparations for
completed, enable D+ pull-up
Wait for setup command
As soon as preparations are
(EP0, EP1, EP2, EP3)
Clear bus reset flag
Clear VBUSF flag
USB module interrupt
in general output port
(IFR1.VBUSF)
(IFR0.BRST)
Clear FIFOs
Application
setting
Initial
settings
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