Fujitsu FR81 Computer Hardware User Manual


  Open as PDF
of 490
 
CM71-00105-1E FUJITSU MICROELECTRONICS LIMITED 393
FR81 Family
CHAPTER 7 DETAILED EXECUTION INSTRUCTIONS
7.156
● Execution Example
ST PS,@-R15 ; Bit pattern of the instruction: 0001 0111 1001 0000
12345670
R15R15
FFF8 F 8 C0
FFF8 F 8 C0
12345670
12345674 12345674
123 4 5678
FFF8 F 8 C0
PS
123 4 5674
PS
xxxx xxxx
Memory Memory
Before execution After execution
 previous next