SK-FR80-120PMC-USB Fujitsu, SK-FR80-120PMC-USB Datasheet - Page 81

• 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

5.3.3
the MB91F662 processes status interrupts and interrupts EP1 to EP5. However, this sample
program uses only the status interrupt.
responses to requests from the PC (USB host) to EP0.
The figure below shows the details of the USB interrupt processing. The USB function in
After connecting to the PC, the status interrupt routine in the USB function will process
USB interrupt processing
Status interrupt processing
EP0 data receive process
SETUP interrupt received?
Suspend interrupt?
EP0 data received?
Figure 5.3.3-1 Status interrupt 1 (usb_mouse_ctrl.c)
①
Yes
No
No
80
No
Yes
Yes
* If the power must be suspended, processing is performed to
move into standby mode in addition to clearing the SUSP flag.
Setup command receive process
Clear SUSP flag