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Section 2 CPU
Rev. 6.00 Sep 12, 2006 page 40 of 526
REJ09B0326-0600
2.5.6 Branching
Instructions
Table 2.9 describes the branching instructions. Figure 2.8 shows their object code formats.
Table 2.9
Branching Instructions
Instruction Size
*
Function
Bcc
Branches to the designated address if condition cc is true. The
branching conditions are given below.
Mnemonic
Description
Condition
BRA (BT)
Always (true)
Always
BRN (BF)
Never (false)
Never
BHI
High
C
∨
Z = 0
BLS
Low or same
C
∨
Z = 1
BCC (BHS)
Carry clear (high or same)
C = 0
BCS (BLO)
Carry set (low)
C = 1
BNE
Not equal
Z = 0
BEQ
Equal
Z = 1
BVC
Overflow clear
V = 0
BVS
Overflow set
V = 1
BPL
Plus
N = 0
BMI
Minus
N = 1
BGE
Greater or equal
N
⊕
V = 0
BLT
Less
than
N
⊕
V = 1
BGT
Greater
than
Z
∨
(N
⊕
V) = 0
BLE
Less or equal
Z
∨
(N
⊕
V) = 1
JMP
Branches unconditionally to a specified address
BSR
Branches to a subroutine at a specified address
JSR
Branches to a subroutine at a specified address
RTS
Returns from a subroutine
Summary of Contents for F-ZTAT H8/3642A Series
Page 6: ...Rev 6 00 Sep 12 2006 page iv of xx ...
Page 8: ...Rev 6 00 Sep 12 2006 page vi of xx ...
Page 22: ...Rev 6 00 Sep 12 2006 page xx of xx ...
Page 124: ...Section 5 Power Down Modes Rev 6 00 Sep 12 2006 page 102 of 526 REJ09B0326 0600 ...
Page 188: ...Section 6 ROM Rev 6 00 Sep 12 2006 page 166 of 526 REJ09B0326 0600 ...
Page 190: ...Section 7 RAM Rev 6 00 Sep 12 2006 page 168 of 526 REJ09B0326 0600 ...
Page 298: ...Section 9 Timers Rev 6 00 Sep 12 2006 page 276 of 526 REJ09B0326 0600 ...
Page 378: ...Section 12 A D Converter Rev 6 00 Sep 12 2006 page 356 of 526 REJ09B0326 0600 ...
Page 446: ...Section 13 Electrical Characteristics Rev 6 00 Sep 12 2006 page 424 of 526 REJ09B0326 0600 ...