KS57C2308/P2308/C2316/P2316MEMORY MAP

IE2, IRQ2 — INT2 Interrupt Enable/Request Flags

FBFH

Bit

Identifier

RESET Value

Read/Write

Bit Addressing

.3–.2

IE2

IRQ2

3

2

1

0

"0"

"0"

IE2

IRQ2

 

 

 

 

0

0

0

0

R/W

R/W

R/W

R/W

1/4

1/4

1/4

1/4

Bits 3–2

0 Always logic zero

INT2 Interrupt Enable Flag

0Disable INT2 interrupt requests at the INT2 pin

1Enable INT2 interrupt requests at the INT2 pin

INT2 Interrupt Request Flag

Generate INT2 quasi-interrupt (This bit is set and is not cleared automatically by hardware when a rising or falling edge is detected at INT2 or KS0–KS7 respectively. Since INT2 is a quasi-interrupt, IRQ2 flag must be cleared by software.)

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Image 51
Samsung KS57C2308 manual IE2, IRQ2 INT2 Interrupt Enable/Request Flags, Fbfh, IE2 IRQ2