Datasheet

67
Table 2.13 Arithmetic Operation Instructions (cont)
Instruction Instruction Code Operation
Execu-
tion
Cycles T Bit
SUB Rm,Rn 0011nnnnmmmm1000 Rn–Rm → Rn 1 —
SUBC Rm,Rn 0011nnnnmmmm1010 Rn–Rm–T → Rn,
Borrow → T
1 Borrow
SUBV Rm,Rn 0011nnnnmmmm1011 Rn–Rm → Rn,
Underflow → T
1 Overflow
Note: * The normal minimum number of execution cycles. (The number in parentheses is the
number of cycles when there is contention with following instructions.)