SK-FR80-120PMC-USB Fujitsu, SK-FR80-120PMC-USB Datasheet - Page 114

• 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

Write LED_data to FRAM address
Issue WREN command to FRAM
LED_data = LED_data +1
(enable external interrupt level)
(external interrupt level mask)
Read from FRAM address
Set CPU interrupt level
LED_data < 99?
Set CPU interrupt level
End of interrupt routine
Figure 11.3.1-2 Counter operation flow (Switch operation) (Extint.c, sio.tx.c)
Start interrupt routine
Clear interrupt flag
7-SEG LED output
SW7 input?
0x0000
0x0000
Yes
Yes
No
No
LED_data = 0
113
Write 0x00 to FRAM address 0x0000
Issue WREN command to FRAM
Clear interrupt flag
SW8 input?
Yes
No
②
①