Fujitsu FR81 7.30 CALL:D (Call Subroutine)

CM71-00105-1E FUJITSU MICROELECTRONICS LIMITED 163
FR81 Family CHAPTER 7 DETAILED EXECUTION INSTRUCTIONS
7.30
7.30 CALL:D (Call Subroutine)
This is a branching instruction with a delay slot. After saving the address of the next
instruction after the delay slot to the return pointer (RP), it branches to the address
indicated by Ri.
●Assembler Format
CALL:D @Ri
●Operation
PC + 4 → RP
Ri → PC
●Flag Change
N, Z, V, C: Unchanged.
●Classification
Delayed branching instruction
●Execution Cycles
1 cycle
●Instruction Format
NZVC
----
MSB LSB
100111110001 Ri