Infineon Technologies C166S V2 User Manual page 222

BCLR
Group
Syntax
Source Operand(s)
Destination Operand(s)
Operation
(op1) ← 0
Description
Clears the bit specified by op1. This instruction is primarily used for peripheral and
system control.
CPU Flags
E Always cleared.
Z Contains the logical negation of the previous state of the specified bit.
V Always cleared.
C Always cleared.
N Contains the previous state of the specified bit.
Encoding
Mnemonic
BCLR bitaddr
User Manual
Bit Clear
Boolean Bit Manipulation Instructions
BCLR op1
none
op1 → BIT
E Z
0 B
Q.q
Detailed Instruction Description
V C
0 0
Format
qE QQ
8-222
User Manual
C166S V2
BCLR
N
B
Bytes
2
V 1.7, 2001-01