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FR81 Family
164 FUJITSU MICROELECTRONICS LIMITED CM71-00105-1E
CHAPTER 7 DETAILED EXECUTION INSTRUCTIONS
7.30
● Execution Example
CALL:D @R1 ; Bit pattern of the instruction: 1001 1111 0001 0001
LDI:8 #1, R1 ; Instruction placed in delay slot
The instruction placed in delay slot is executed before execution of the branch destination instruction. The
value R2 above will vary according to the specifications of the LDI:8 instruction placed in the delay slot.
PC
FFFF F8 00
8 000 FFFE
FFFF F8 00
RP
8 001 0002
R1
PC
RP
R1
0000 0001
xxxx xxxx
Before execution of CALL instruction After branching