USB-100 Fujitsu Semiconductor America Inc, USB-100 Datasheet - Page 117

• Manufacturer Part Number: USB-100
• Description: KIT STARTER FOR USB
• Manufacturer: Fujitsu Semiconductor America Inc
• Type: MCUr

Specifications of USB-100

• Contents: Board, Cable
• For Use With/related Products: MB91F662
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 865-1108

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
116
Write 0x00 to FRAM address 0x0000
Issue WREN command to FRAM
Clear interrupt flag
SW8 input?
Yes
No
②
①