C8051F040 View Datasheet(PDF) - Silicon Laboratories
Part Name
Description
MFG CO.
'C8051F040' PDF : 328 Pages View PDF
C8051F040/1/2/3/4/5/6/7
SFR Definition 12.9. ACC: Accumulator
R/W
ACC.7
Bit7
R/W
ACC.6
Bit6
R/W
ACC.5
Bit5
R/W
ACC.4
Bit4
R/W
ACC.3
Bit3
R/W
ACC.2
Bit2
R/W
ACC.1
Bit1
R/W
Reset Value
ACC.0 00000000
Bit0
Bit
Addressable
SFR Address: 0xE0
SFR Page: All Pages
Bits7-0: ACC: Accumulator.
This register is the accumulator for arithmetic operations.
SFR Definition 12.10. B: B Register
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset Value
B.7
B.6
B.5
B.4
B.3
B.2
B.1
B.0 00000000
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
Bit
Addressable
SFR Address: 0xF0
SFR Page: All Pages
Bits7-0: B: B Register.
This register serves as a second accumulator for certain arithmetic operations.
152
Rev. 1.5
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