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310 FUJITSU MICROELECTRONICS LIMITED CM71-00105-1E
CHAPTER 7 DETAILED EXECUTION INSTRUCTIONS
7.113
7.113 LDUB (Load Byte Data in Memory to Register)
Extends with zeros the byte data at memory address 14 + o8, loads to Ri. The value o8
is a signed calculation. The value of o8 is specified in disp8.
● Assembler Format
LDUB @(R14, disp8), Ri
● Operation
extu((R14+o8)) → Ri
● Flag Change
N, Z, V, C: Unchanged.
● Classification
Memory Load instruction, Instruction with delay slot
● Execution Cycles
b cycle
● Instruction Format
NZVC
----
MSB LSB
0110 o8 Ri