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Intel 8253 - Page 453

Intel 8253
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4/17/98 6-53 Addressing Modes and Data Types
ANL Logical AND a bit to the Carry flag
Syntax: ANL C, bit
Operation: C <- C (AND) Bit
Description: Read the specified bit and logically AND it to the Carry flag.
Size: Bit
Flags Updated: none
Note: Here the Carry bit is implicitly written by the instruction, and not to be confused with carry
affected by the result of an ALU operation
Bytes: 3
Clocks: 4
Encoding:
byte 3: lower 8 bits of bit address
0 0 0 0 1 0 0 0
0 1 0 0 0 0 bit: 2

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