SK-FR80-120PMC-USB Fujitsu, SK-FR80-120PMC-USB Datasheet - Page 57

• Manufacturer Part Number: SK-FR80-120PMC-USB
• Description: BOARD, EVAL, FOR MB91660 SERIES
• Manufacturer: Fujitsu
• Type: Evaluation Boardr

Specifications of SK-FR80-120PMC-USB

• Kit Features: External FRAM Memory MB85RS256, USB A & USB A Connectors, USB To Serial Converter
• Mcu Supported Families: MB91660
• Silicon Manufacturer: Fujitsu
• Core Architecture: FR80
• Kit Contents: Board, USB A To Mini-B Cable
• Features: USB Connector, 7-segment LED, Humidity Sensor
• Rohs Compliant: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Typical
application
< Transfer rates>
12 Mbps
(Full Speed)
1.5 Mbps
(Low Speed)
< Data transfer volume per packet>
12 Mbps
(Full Speed)
1.5 Mbps
(Low Speed)
< Transfer direction>
Host ->
Function
Function ->
Host
Retry request
for data errors
4.7
Table 4.7-1 below summarizes the USB transfer methods.
Several transfer methods are specified for the USB.
Transfer methods
Isochronous transfer
preferred transfer method
for the USB. This transfer
method has a guaranteed
bandwidth and is used
where real-time transfers
are required, such as audio
equipment, telephones,
etc.
This is the most
1 to 1023 bytes
Not supported
Not supported
Supported
None
Table 4.7-1 USB transfer methods
Interrupt transfer
method is that the
delay time is
guaranteed, thus
requiring quick
responses. Keyboards,
game pads or consoles
use this transfer
method.
A feature of this
1 to 64 bytes
1 to 8 bytes
Supported
Supported
56
Supported
Supported
Bulk transfer
used with devices
that transfer large
volumes of data,
such as printers,
scanner, digital
cameras.
This method is
Not supported
Not supported
1 to 64 bytes
Supported
Yes
Control transfer
used to send and
receive
configurations and
messages from the
USB device.
This method is
1 to 64 bytes
1 to 8 bytes
Supported
Supported