SH7606 Datasheet, PDF (119/532 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family / SH7606 Series

Section 6 Interrupt Controller (INTC)
Initial
Bit
Bit Name Value
R/W Description
0
IRQ0F
0
R/W Indicates the status of an IRQ0 interrupt request.
• When level detection mode is selected
0: An IRQ0 interrupt has not been detected
[Clearing condition]
Driving pin IRQ0 high
1: An IRQ0 interrupt has been detected
[Setting condition]
Driving pin IRQ0 low
• When edge detection mode is selected
0: An IRQ0 interrupt has not been detected
[Clearing conditions]
 Writing 0 after reading IRQ0F = 1
 Accepting an IRQ0 interrupt
1: An IRQ0 interrupt request has been detected
[Setting condition]
Detecting the specified edge of pin IRQ0
Rev. 4.00 Sep. 13, 2007 Page 93 of 502
REJ09B0239-0400