Texas Instruments TMS320F20x/F24x DSP manual Preliminary, Assembly Source for Algorithms, A-26

Assembly Source for Algorithms

PRELIMINARY

SPLK #0000h,SPAD2

***********The next instruction is for F240 only*************

.if	F24X = 1	;Assemble for F24X only.
OUT	SPAD2,F24X_ACCS	;Enable F240 flash reg mode.
		;SPAD1 is dummy value.
.endif

*************************************************************

.if	F24X = 0	;Assemble for F206 only.
LACC	FL_ST
SUB	#4000h
BCND	reg1,geq	;if address>= 4000h,set
		;set reg mode for flash1 array
OUT	SPAD2,F_ACCESS0	;Change mode of flash0.
RET
reg1 OUT	SPAD2,F_ACCESS1	;Change mode of flash1.
.endif
RET		;RETURN TO CALLING SEQUENCE

.page

****************************************************

*ARRAY Sets MODE bit of F_ACCESS0/1 to access **

* the flash array.**

****************************************************

.sect ºARYº

ARRAY

SPLK #0001h,SPAD2

***********The next instruction is for F240 only*************

.if	F24X = 1	;Assemble for F240 only.
IN	SPAD1,F24X_ACCS	;Enable F240 flash array mode.
		;SPAD1 is dummy value.
.endif

*************************************************************

.if	F24X = 0	;Assemble for F206 only.
LACC	FL_ST
SUB	#4000h
BCND	ary1,geq	;if address>= 4000h,set
		;set reg mode for flash1 array
OUT	SPAD2,F_ACCESS0	;Change mode of flash0.
RET
ary1 OUT	SPAD2,F_ACCESS1	;Change mode of flash1.
.endif
RET		;RETURN TO CALLING SEQUENCE

.end

A-26 PRELIMINARY