Fujitsu FR81 User Manual
CM71-00105-1E
FUJITSU MICROELECTRONICS LIMITED
181
FR81 Family
CHAPTER 7 DETAILED EXECUTION INSTRUCTIONS
7.39
7.39
DIV4S (Correction Answer for Signed Division)
This is a step division instruction used for signed division.
●
Assembler Format
DIV4S
●
Operation
if (D1==1) {
0 - MDL
→ MDL
}
●
Flag Change
N, Z, V, C: Unchanged.
●
Classification
Multiply/Divide Instruction
●
Execution Cycles
1 cycle
●
Instruction Format
N
Z
V
C
-
-
-
-
MSB
LSB
1
0
0
1
1
1
1
1
0
1
1
1
0
0
0
0