4570 datasheet(39/69 Pages) RENESAS

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MITSUBISHI MICROCOMPUTERS

4570 Group

SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

LIST OF INSTRUCTION FUNCTION (CONTINUED)

Function

(A)

← (W1)

(W1)

← (A)

(A)

← (W2)

(W2)

← (A)

(A)

← (W3)

(W3)

← (A)

(A)

← (0, 0, W51, W50)

(W51, W50)

← (A1, A0)

(W5)

← (T19–T18)

(B)

← (T17–T14)

(A)

← (T13–T10)

at timer 1 stop (W10=0)

(R19–R18)

← (W5)

(T19–T18)

← (W5)

(R17–R14)

← (B)

(T17–T14)

← (B)

(R13–R10)

← (A)

(T13–T10)

← (A)

At timer 1 operating

(W10=1),

(R19–R18)

← (W5)

(R17–R14)

← (B)

(R13–R10)

← (A)

(B)

← (T27–T24)

(A)

← (T23–T20)

(R27–R24)

← (B)

(T27–T24)

← (B)

(R23–R20)

← (A)

(T23–T20)

← (A)

(R27–R24)

← (B)

(R23–R20)

← (A)

Mnemonic

TAW1

TW1A

TAW2

TW2A

TAW3

TW3A

TAW5

TW5A

TAB1

T1AB

TAB2

T2AB

TR2AB

Function

(B)

← (T37–T34)

(A)

← (T33–T30)

(R3L7–R3L4)

← (B)

(T37–T34)

← (B)

(R3L3–R3L0)

← (A)

(T33–T30)

← (A)

(R3H7–R3H4)

← (B)

(R3H3–R3H0)

← (A)

(T1F) = 1 ?

After skipping the next

instruction,

(T1F)

← 0

(T2F) = 1 ?

After skipping the next

instruction,

(T2F)

← 0

(T3F) = 1 ?

After skipping the next

instruction,

(T3F)

← 0

Grouping Mnemonic

TAB3

T3AB

T3HAB

SNZT1

SNZT2

SNZT3

Mnemonic

SNZ0

SNZI0

TAV1

TV1A

TAV2

TV2A

TAI1

TI1A

Grouping

Function

(INTE)

← 0

(INTE)

← 1

(EXF0) = 1 ?

After skipping the next

instruction,

(EXF0)

← 0

I12 = 1 : (INT0) = “H” ?

I12 = 0 : (INT0) = “L” ?

(A)

← (V1)

(V1)

← (A)

(A)

← (V2)

(V2)

← (A)

(A)

← (I1)

(I1)

← (A)

4570 Datasheet(PDF) 39 Page - Renesas Technology Corp

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