
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