SNAD02C datasheet(23/27 Pages) SONIX

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SNAD02C

8-CHANNEL 10-BIT ADC

@@:

;;***************************************

@Clock

@OFF_START

;; SET START=1

endm

;;***************************************

9.1. Program 1: Set Configuration of SNAD02C

;; Setup Configuration of SNAD02C

;;

;; With Pull-Low, use “REF” pin connected external voltage . (PH=0, PL=1, RF=0,MB=1)

;;

CH7 CH6 CH5 CH4 CH3 CH2 CH1 CH0

;; Analog/Digital: B

:B, battery detect

;; Wakeup:

NO YES YES X

;;

SNC520

program

include def.h

START:

mov

#1111b

mov

p2s

mov

#0000b

mov

p2State #0

@Set_Control_Reg

#0, #1, #0, #1

;; Set Control Registers

@Set_Attrib

#0, #1, #1, #0, #0, #0, #1, #1

;; Set Chan Analog/Digital

@Set_Wakeup

#0, #0, #0, #0, #1, #1, #0, #0

;; Setup Wakeup function

9.2. Program 2: Read ADC result from Channel 1

;; Inherit from program 1

;; 10-bit ADC result of channel 1 in ( ad_hh,ad_out_h, ad_out_l)

;; ad_hh is bit9~bit8, ad_out_h is bit7~bit4, ad_out_l is bit3~bit0

@Read_ADC

#0, #0, #1

;;get ADC result from Ch1 in ( ad_hh,ad_out_h, ad_out_l)

…

9.3. Program 3: Read Digital Input data from Ch4, Ch3, CH2

;; Inherit from program 1

;; After Reading,

;; Port_h.0 = Input of Ch4

;; Port_l.3= Input of Ch3

;; Port_l.2 = Input of Ch2

@Read_Port

;; 8-bit Data

(port_h, port_l)

…

Version: 1.3

July 31, 2003

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