4571 datasheet(75/126 Pages) RENESAS

75 / 126 page

Rev.1.02

May 25, 2007

Page 75 of 124

REJ03B0179-0102

4571 Group

MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)

EPOF

(Enable POF instruction)

Instruc-

tion

code

Number of

words

Number of

cycles

Flag CY

Skip condition

101

11 2 05 B 16

Opera-

tion:

POF instruction valid

Grouping:

Other operation

Description: Makes the immediate after POF instruction valid by exe-

cuting the EPOF instruction.

IAK

(Input Accumulator from port K)

Instruc-

tion

code

Number of

words

Number of

cycles

Flag CY

Skip condition

110

11 2 26 F 16

Opera-

tion:

(A0)

← (K)

(A3

−A1) ← 0

Grouping:

Input/Output operation

Description: Transfers the input of port K to the least significant bit (A0)

of register A. “0” is stored to the high-order 3 bits (A3

−A1)

of register A.

IAP0

(Input Accumulator from port P0)

Instruc-

tion

code

Number of

words

Number of

cycles

Flag CY

Skip condition

110

00 2 26 0 16

Opera-

tion:

(A)

← (P0)

Grouping:

Input/Output operation

Description: Transfers the input of port P0 to register A.

IAP1

(Input Accumulator from port P1)

Instruc-

tion

code

Number of

words

Number of

cycles

Flag CY

Skip condition

110

01 2 26 1 16

Opera-

tion:

(A)

← (P1)

Grouping:

Input/Output operation

Description: Transfers the input of port P1 to register A.

4571 Datasheet(PDF) 75 Page - Renesas Technology Corp

4571 Datasheet(HTML) 75 Page - Renesas Technology Corp

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL