W528SXX

Publication Release Date: June 13, 2003

- 9 -

Revision A2

6.2 Conditional Instructions

Conditional instructions are executed only when the conditions specified in the instructions hold. The

conditional instructions are listed below. An explanation of the notation used in the instructions follows.

(Note: There are no conditional instructions for LD MODE.)

LD R0, VALUE @LAST: VALUE can be set from 0 to 255.

LD R0, VALUE @TGn_STATUS: VALUE can be set from 0 to 255.

LD EN, OPERAND @LAST: EN - 4R, 3R, 2R, 1R, 4F, 3F, 2F, 1F.

LD STOP, OPERAND @LAST: STOP - X, X, X, X, X, STPC, STPB, STPA.

JP VALUE @LAST: VALUE can be set from 0 to 127.

JP R0 @LAST

JP VALUE @TGn_STATUS: VALUE can be set from 0 to 127

JP R0 @TGn_STATUS

EXPLANATION:

@LAST: At last time of global repeat.

@TGn_STATUS: When the status of the trigger specified (TGn) is in the condition specified,

where the possible triggers and conditions are the following:

TG1_HIGH

TG1_LOW

TG2_HIGH

TG2_LOW

TG3_HIGH

TG3_LOW

TG4_HIGH

TG4_LOW

6.3 End Instruction

END: This command instructs the chip to cease all activity immediately.

6.4 Program Structure Features and Execution Rules

1. There are eight hardware group entry points and 248 software group entry points, as follows:

Group

8 H/W entries:

TG1F:

0

TG2F:

1

TG3F:

2

TG4F:

3

TG1R:

4