Texas Instruments TLV1562 Mainprogram Monomode.asm, Software Overview, counter for one channel

Software Overview

8.6.2Mono Mode Interrupt Driven Software Using RD to Start Conversion

Mainprogram (Monomode.asm)

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

* TITLE	: TLV1562 ADC Interface routine	*
* FILE	: MONOIDM1.ASM	*
* FUNCTION	: MAIN	*
* PROTOTYPE	: void MAIN ()	*
* CALLS	: SERIAL_DAC_INI() initialzation of the BSPI/serial DAC	*
* PRECONDITION	: N/A	*
* POSTCONDITION : N/A		*
* SPECIAL COND. : AR0 protected – in use for the data storage procedure		*
*	AR5 protected – in use for polling IFR	*
*	(only for software polling solution)	*
*	AR7 protected – in use for the data storage procedure	*
* DESCRIPTION	: main routine to use the mono interrupt driven mode	*
* AUTHOR	: AAP Application Group, ICKE, Dallas	*
*	CREATED 1998(C) BY TEXAS INSTRUMENTS INCORPORATED.	*
* REFERENCE	: TMS320C54x User’s Guide, TI 1997	*
*	TMS320C54x DSKPlus User’s Guide, TI 1997	*
*	Data Aquisation Circuits, TI 1998	*

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

.title	”MONOIDM1”
.mmregs
.width	80
.length	55

.version 542

*the next 4 lines (setsect) have to be enabled if the DSKplus code generator

*instead of the asm500.exe tools are in use

;.setsect ”.vectors”,0x00180,0 ; sections of code

;	.setsect	”.text”,	0x00200,0	;	these assembler directives specify
;	.setsect	”.data”,	0x01800,1	;	the absolute addresses of different

;.setsect ”.variabl”,0x01800,1 ; sections of code

.sect ”.vectors”

.copy ”vectors.asm”

.sect ”.data”

.copy ”constant.asm”

* ADC conversation
AD_DP	.usect	”.variabl”, 0	; pointer address when using any of the following variables
ACT_CHANNEL .usect ”.variabl”, 1			; jump address to init. new channel
ADCOUNT	.usect ”.variabl”, 1		; counter for one channel
ADMEM	.usect	”.variabl”, 1	; points to act. memory save location

46SLAA040