MEMORY MAP KS57C2308/P2308/C2316/P2316
4-16
IMOD2 — External Interrupt 2 (INT2) Mode Register FB6H
Bit 3 2 1 0
Identifier "0" IMOD2.2 IMOD2.1 IMOD2.0
RESET Value 0 0 0 0
Read/Write W W W W
Bit Addressing 4 4 4 4
.3 Bits 3
0Always logic zero
.2–.0 External Interrupt 2 Edge Detection Selection Bit
0 0 0 Select rising edge at INT2 pin
0 0 1 Select falling edge at KS4–KS7
0 1 0 Select falling edge at KS2–KS7
0 1 1 Select falling edge at KS0–KS7
1 Ignore selection of falling edge at KS4–KS7