Texas Instruments TMS320C28x Reference Manual page 228

CLRC XF
SYNTAX OPTIONS
CLRC XF
Operands XF
Description
Flags and XF
Modes
Repeat
Example
;
Pulse XF signal high if branch not taken:
MOV
SB
SETC XF
CLRC XF
.
.
Dest:
.
0101 0110 0001 1011
XF status bit and output signal
Clear the XF status bit and pull the corresponding output signal low.
The XF status bit is cleared.
This instruction is not repeatable. If this instruction follows the RPT
instruction, it resets the repeat counter (RPTC) and executes only once.
AL,@VarA
Dest,NEQ
OPCODE
; Load AL with contents of VarA
; ACC = VarA
; Set XF bit and signal high
; Clear XF bit and signal low
CLRC XF
Clear XF Status Bit
OBJMODE RPT CYC
X − 1
6-71