SH7616 datasheet(116/935 Pages) RENESAS

116 / 935 page

Section 2 CPU

Rev. 2.00 Mar 09, 2006 page 90 of 906

REJ09B0292-0200

pointer is used to access X memory; the Ay pointer is used to access Y memory. Double data

transfers can only access X, Y memory.

Single data transfers can be accessed from any area. Single data transfers use the Ax pointer and

two other pointers as an As pointer.

Table 2.28 Double Data Transfer Instructions (X Memory Data)

Instruction

Operation

Code

Cycles

DC Bit

NOPX

No Operation

1111000*0*0*00**

1—

MOVX.W

@Ax,Dx

(Ax)

→MSW of Dx,0→LSW of Dx

111100A*D*0*01**

1—

MOVX.W

@Ax+,Dx

(Ax)

→MSW of Dx,0→LSW of

Dx,Ax+2

→Ax

111100A*D*0*10**

1—

MOVX.W

@Ax+Ix,Dx

(Ax)

→MSW of Dx,0→LSW of

Dx,Ax+Ix

→Ax

111100A*D*0*11**

1—

MOVX.W

Da,@Ax

MSW of Da

→(Ax)

111100A*D*1*01**

1—

MOVX.W

Da,@Ax+

MSW of Da

→(Ax),Ax+2→Ax

111100A*D*1*10**

1—

MOVX.W

Da,@Ax+Ix

MSW of Da

→(Ax),Ax+Ix→Ax

111100A*D*1*11**

1—

Table 2.29 Double Data Transfer Instructions (Y Memory Data)

Instruction

Operation

Code

Cycles

DC Bit

NOPY

No Operation

111100*0*0*0**00

1—

MOVY.W

@Ay,Dy

(Ay)

→MSW of Dy,0→LSW of Dy

111100*A*D*0**01

1—

MOVY.W

@Ay+,Dy

(Ay)

→MSW of Dy,0→LSW of Dy,

Ay+2

→Ay

111100*A*D*0**10

1—

MOVY.W

@Ay+Iy,Dy

(Ay)

→MSW of Dy,0→LSW of Dy,

Ay+Iy

→Ay

111100*A*D*0**11

1—

MOVY.W

Da,@Ay

MSW of Da

→(Ay)

111100*A*D*1**01

1—

MOVY.W

Da,@Ay+

MSW of Da

→(Ay),Ay+2→Ay

111100*A*D*1**10

1—

MOVY.W

Da,@Ay+Iy

MSW of Da

→(Ay),Ay+Iy→Ay

111100*A*D*1**11

1—

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