;; TI File $Revision: /main/1 $
;; Checkin $Date: July 30, 2007 10:29:23 $
;;###########################################################################
;;
;; FILE: ADC_cal.asm
;;
;; TITLE: 2833x Boot Rom ADC Cal routine.
;;
;; Functions:
;;
;; _ADC_cal - Copies device specific calibration data into ADCREFSEL and ADCOFFTRIM registers
;; Notes:
;;
;;###########################################################################
;; $TI Release: 2833x/2823x Header Files and Peripheral Examples V133 $
;; $Release Date: June 8, 2012 $
;;###########################################################################
.def _ADC_cal
.asg "0x711C", ADCREFSEL_LOC
;-----------------------------------------------
; _ADC_cal
;-----------------------------------------------
;-----------------------------------------------
; This is the ADC cal routine.This routine is programmed into
; reserved memory by the factory. 0xAAAA and 0xBBBB are place-
; holders for calibration data.
;The actual values programmed by TI are device specific.
;
; This function assumes that the clocks have been
; enabled to the ADC module.
;-----------------------------------------------
.sect ".adc_cal"
_ADC_cal
MOVW DP, #ADCREFSEL_LOC >> 6
MOV @28, #0xAAAA ; actual value may not be 0xAAAA
MOV @29, #0xBBBB ; actual value may not be 0xBBBB
LRETR
;eof ----------
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