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7
Bit No.
<EAd>* → Byte data in register or memory
*
Register direct, register indirect, or absolute addressing.
Instruction Formats and Number of Execution States
Addressing
mode
Mnem.
Register direct
BCLR
Register indirect
BCLR
Absolute address BCLR
Register direct
BCLR
Register indirect
BCLR
Absolute address BCLR
48
#xx:3 or Rn
Instruction code
Operands
1st byte 2nd byte
#xx:3, Rd
7
2
0 IMM
#xx:3 @Rd 7
D
0 rd
#xx:3,@aa:
7
F
8
Rn, Rd
6
2
Rn, @Rd
7
D
0
Rn, @aa:8 7
F
0
3rd byte 4th byte
rd
0
7
2
0 IMM 0 8
abs
7
2
0 IMM 0 8
rn
rd
rd
0
6
2
rn
abs
6
2
rn
0
No of
states
2
2
0
8
0
8
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