DSP Core Reference Manual

A-66 SC140 DSP Core Reference Manual
BF
Instruction Formats and Opcodes
Instruction Fields
d2
$0000 $0000
pc
$0006 $0016
Instruction Words
Cycles
1
Note 1: If the branch is not taken, it uses 1 cycle. If the branch is taken, it uses 4 cycles.
Type Opcode
15 8 7 0
BF <label 1 1/4 4 1000010AAAAAAAA1
15 8 7 0
BF >label 2 1/4 4 0010a111AAA11aaa
100AAAAAAAAAAAAa
displacement (<label) AAAAAAAA0 8-bit signed PC relative displacement
displacement
(>label)
aaaaaAAAAAAAAAAAAAA
A0
20-bit signed PC relative displacement
Register/Memory Address Before After