2
2-13
32180 Group User’s Manual (Rev.1.0)
CPU
2.6 Data Formats
(7) Notes on data transfer
When transferring data, be aware that data arrangements in registers and memory are different.
• Word data (32 bits)
+0
+1
+2
+3
b0
b31
HH
HL
LH
LL
b0
b31
HH
HL
LH
LL
• Halfword data (16 bits)
+0
+1
+2
+3
b0
b31
H
L
b0
b15
H
L
• Byte data (8 bits)
+0
+1
+2
+3
b0
b31
b0
b7
(R0–R15)
(R0–R15)
(R0–R15)
+0
+1
+2
+3
b0
b31
b8
b15
(R0–R15)
+0
+1
+2
+3
b0
b31
b16 b23
(R0–R15)
+0
+1
+2
+3
b0
b31
b24 b31
(R0–R15)
+0
+1
+2
+3
b0
b31
H
L
b16
b31
H
L
(R0–R15)
Data in registers
Data in memory
Figure 2.6.9 Difference in Data Arrangements
Содержание M32R/ECU Series
Страница 17: ...12 This page is blank for reasons of layout...
Страница 18: ...CHAPTER 1 OVERVIEW 1 1 Outline of the 32180 Group 1 2 Block Diagram 1 3 Pin Functions 1 4 Pin Assignments...
Страница 712: ...CHAPTER 18 OSCILLATOR CIRCUIT 18 1 Oscillator Circuit 18 2 Clock Generator Circuit...
Страница 794: ...CHAPTER 22 TYPICAL CHARACTERISTICS...
Страница 795: ...22 22 2 32180 Group User s Manual Rev 1 0 TYPICAL CHARACTERISTICS To be written at a later time...
Страница 796: ...APPENDIX 1 MECHANICAL SPECIFICAITONS Appendix 1 1 Dimensional Outline Drawing...
Страница 798: ...APPENDIX 2 INSTRUCTION PROCESSING TIME Appendix 2 1 32180 Instruction Processing Time...
Страница 802: ...APPENDIX 3 PROCESSING OF UNUSED PINS Appendix 3 1 Example Processing of Unused Pins...