Use Pwm To Trigger Adc Conversion - STC micro STC8A8K64D4 Series Reference Manual

STC8A8K64D4 Series Manual

19.3.4 Use PWM to trigger ADC conversion

C language code
//Operating frequency for test is 11.0592MHz
#include "reg51.h"
#include "intrins.h"
sfr P_SW2 =
sfr PWMSET =
sfr PWMCFG =
#define PWMC
#define PWMCH
#define PWMCL
#define PWMCKS
#define PWMTADC
#define PWMTADCH
#define PWMTADCL
#define PWMIF
#define PWMFDCR
#define PWM0T1
#define PWM0T1H
#define PWM0T1L
#define PWM0T2H
#define PWM0T2
#define PWM0T2L
#define PWM0CR
#define PWM0HLD
sfr ADC_CONTR =
#define ADC_POWER
#define ADC_START
#define ADC_FLAG
#define ADC_EPWMT
sfr ADC_RES =
sfr ADC_RESL =
sbit EADC =
sfr P0M1 =
sfr P0M0 =
sfr P1M1 =
sfr P1M0 =
sfr P2M1 =
sfr P2M0 =
sfr P3M1 =
sfr P3M0 =
sfr P4M1 =
sfr P4M0 =
sfr P5M1 =
sfr P5M0 =
void delay()
0xba;
0xF1;
0xF6;
(*(unsigned int volatile xdata *)0xFF00)
(*(unsigned char volatile xdata *)0xFF00)
(*(unsigned char volatile xdata *)0xFF01)
(*(unsigned char volatile xdata *)0xFF02)
(*(unsigned int volatile xdata *)0xFF03)
(*(unsigned char volatile xdata *)0xFF03)
(*(unsigned char volatile xdata *)0xFF04)
(*(unsigned char volatile xdata *)0xFF05)
(*(unsigned char volatile xdata *)0xFF06)
(*(unsigned int volatile xdata *)0xFF10)
(*(unsigned char volatile xdata *)0xFF10)
(*(unsigned char volatile xdata *)0xFF11)
(*(unsigned char volatile xdata *)0xFF12)
(*(unsigned int volatile xdata *)0xFF12)
(*(unsigned char volatile xdata *)0xFF13)
(*(unsigned char volatile xdata *)0xFF14)
(*(unsigned char volatile xdata *)0xFF15)
0xbc;
0x80
0x40
0x20
0x10
0xbd;
0xbe;
IE^5;
0x93;
0x94;
0x91;
0x92;
0x95;
0x96;
0xb1;
0xb2;
0xb3;
0xb4;
0xc9;
0xca;
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