Samsung KS57C2308 Manual page 51

KS57C2308/P2308/C2316/P2316
IE2 IRQ2
,
— INT2 Interrupt Enable/Request Flags
Bit
Identifier
Value
RESET
Read/Write
Bit Addressing
.3–.2
IE2
IRQ2
3 2
"0" "0"
0 0
R/W R/W
1/4 1/4
Bits 3–2
0 Always logic zero
INT2 Interrupt Enable Flag
0 Disable INT2 interrupt requests at the INT2 pin
1 Enable 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.)
1 0
IE2 IRQ2
0 0
R/W R/W
1/4 1/4
MEMORY MAP
FBFH
4-9