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CM71-00105-1E FUJITSU MICROELECTRONICS LIMITED 159
FR81 Family
CHAPTER 7 DETAILED EXECUTION INSTRUCTIONS
7.28
7.28 CALL (Call Subroutine)
This is a branching instruction without a delay slot. After saving the address of the next
instruction in the return pointer (RP), a branch to the address indicated by Ri occurs.
● Assembler Format
CALL @Ri
● Operation
PC + 2 → RP
Ri → PC
● Flag Change
N, Z, V, C: Unchanged.
● Classification
Non-delayed branching instruction
● Execution Cycles
2 cycles
● Instruction Format
NZVC
----
MSB LSB
100101110001 Ri