Integrated Circuits Inc.

aP89341/170/085

Ver 5.0

7

Aug 23, 2010

Fig. 7 Edge, Unholdable, Non-retrigger

Fig. 8 Edge, Holdable

Fig. 9 SBT sequential trigger with Edge Holdable and Unholdable

TRIGGER MODES

There are three trigger modes available for aP89341/170/085 series which are determined by setting

M1 and M2 pins to logic HIGH or LOW.

• Key Trigger Mode (M1=0; M0=0);

• CPU Parallel Trigger Mode (M1=0; M0=1);

• CPU Serial Command Mode (M1=1; M0=0);