© 2000 Scenix Semiconductor, Inc. All rights reserved.
119
SX User’s Manual Rev. 3.1
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Chapter 3 Instruction Set
3.6.49 SETB fr.bit
Set Bit in fr
Operation:
Set a specified bit in fr
Bits affected:
none
Opcode:
0101 bbbf ffff
Description:
This instruction sets a bit in the specified file register to 1 without changing the oth-
er bits in the register. The file register address (00h through 1Fh) and the bit number
(0 through 7) are the instruction operands.
Cycles:
1
Example:
setb
$1F,7
This example sets the most significant bit of file register 1Fh.
