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ABOV Semiconductor Co., Ltd.
EIFLAG4 (External Interrupt Flag 4 Register): BEH
Initial value :00H
When an External Interrupt F-J is occurred, the flag becomes ‘1’.The flag is cleared
only by writing ‘0’ to the bit. So, the flag should be cleared by software. Writing “1”
has no effect.
External Interrupt F ~ J not occurred
External Interrupt F ~ J occurred
EIPOL4H (External Interrupt Polarity 4 High Register): CBH
Initial value: 00H
External interrupt (EINTJ) polarity selection
Interrupt on falling edge
Interrupt on both of rising and falling edge
EIPOL4L (External Interrupt Polarity 4 Low Register): CAH
Initial value: 00H
External interrupt (EINTF, EINTG, EINTH, EINTI) polarity selection
Interrupt on falling edge
Interrupt on both of rising and falling edge