4282 datasheet(36/69 Pages) RENESAS

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Skip condition

Number of

cycles

Number of

words

Instrunction

code

Flag CY

Skip condition

Number of

cycles

Number of

words

Instrunction

code

Flag CY

Skip condition

Number of

cycles

Number of

words

Instrunction

code

Flag CY

Skip condition

Number of

cycles

Number of

words

Instrunction

code

Flag CY

Rev.1.33

Mar 18, 2004

page 36 of 67

4282 Group

SNZP (Skip if Non Zero condition of Power down flag)

000000011

003

–

(P) = 1

Grouping:

Other operation

Description: Skips the next instruction when P flag is “1”.

After skipping, P flag remains unchanged.

SNZT1 (Skip if Non Zero condition of Timer 1 underflow flag)

001000010

042

–

(T1F) = 1

Grouping:

Timer operation

Description: Skips the next instruction when the con-

tents of T1F flag is “1.”

After skipping, clears (0) to T1F flag.

Operation:

(T1F) = 1 ?

After skipping, (T1F)

← 0

SNZT2 (Skip if Non Zero condition of Timer 2 inerrupt request flag)

001010010

052

–

(T2F) = 1

Grouping:

Timer operation

Description: Skips the next instruction when the con-

tents of T2F flag is “1.”

After skipping, clears (0) to T2F flag.

Operation:

(T2F) = 1 ?

After skipping, (T2F)

← 0

Operation:

(P) = 1 ?

SEAM (Skip Equal, Accumulator with Memory)

000100110

026

–

(A) = (M(DP))

Grouping:

Comparison operation

Description: Skips the next instruction when the con-

tents of register A is equal to the contents of

M(DP).

Operation:

(A) = (M(DP)) ?

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