CM71-00105-1E FUJITSU MICROELECTRONICS LIMITED 149
FR81 Family CHAPTER 7 DETAILED EXECUTION INSTRUCTIONS
7.23
7.23 BORH (Or 4bit Immediate Data to Higher 4bit of Byte Data in Memory)
Takes the logical OR of the 4-bit immediate data and the higher 4 bits of byte data at
memory address Ri, stores the results to the memory address corresponding to Ri.
●Assembler Format
BORH #u4,@Ri
●Operation
(Ri) | {u4 << 4} → (Ri) [Operation uses higher 4 bits only]
●Flag Change
N, Z, V, C: Unchanged.
●Classification
Bit Operation instruction, Read/Modify/Write type instruction
●Execution Cycles
1+2a cycles
●Instruction Format
NZVC
----
MSB LSB
10010001 u4 Ri