MC68HC05F8 Datasheet, PDF (92/126 Pages) Motorola, Inc – High-density complementary metal oxide semiconductor(HCMOS) microcontroller unit

Freescale Semiconductor, Inc.
10
Table 10-3 Branch instructions
Function
Branch always
Branch never
Branch if higher
Branch if lower or same
Branch if carry clear
(Branch if higher or same)
Branch if carry set
(Branch if lower)
Branch if not equal
Branch if equal
Branch if half carry clear
Branch if half carry set
Branch if plus
Branch if minus
Branch if interrupt mask bit is clear
Branch if interrupt mask bit is set
Branch if interrupt line is low
Branch if interrupt line is high
Branch to subroutine
Mnemonic
BRA
BRN
BHI
BLS
BCC
(BHS)
BCS
(BLO)
BNE
BEQ
BHCC
BHCS
BPL
BMI
BMC
BMS
BIL
BIH
BSR
Relative addressing mode
Opcode # Bytes # Cycles
20
2
3
21
2
3
22
2
3
23
2
3
24
2
3
24
2
3
25
2
3
25
2
3
26
2
3
27
2
3
28
2
3
29
2
3
2A
2
3
2B
2
3
2C
2
3
2D
2
3
2E
2
3
2F
2
3
AD
2
6
Function
Branch if bit n is set
Branch if bit n is clear
Set bit n
Clear bit n
Table 10-4 Bit manipulation instructions
Mnemonic
BRSET n (n=0–7)
BRCLR n (n=0–7)
BSET n (n=0–7)
BCLR n (n=0–7)
Addressing modes
Bit set/clear
Bit test and branch
Opcode # Bytes # Cycles Opcode # Bytes # Cycles
2•n
3
5
01+2•n 3
5
10+2•n 2
5
11+2•n 2
5
MOTOROLA
10-6
CPU CORE AND INSTRUCTION SET
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MC68HC05F8