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mmuuss586 回答时间：2019-8-19 10:05:38

用不用中断都可以；

用的话更方便；

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294479435@qq.co 回答时间：2019-8-19 10:59:52

一般用中断，数个数就好了

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lugf 回答时间：2019-8-19 11:43:50

00-405686 发表于 2019-8-19 10:59
一般用中断，数个数就好了

----------- Project led1 - STM8 Cosmic - Configuration Debug -------------

Compiling src\encode.c...
cxstm8 -i..\..\stvd\en.stsw-stm8023\an3279\libraries\stm8_touchsensing_driver\inc -i..\stvd.h\stm8s_stdperiph_driver\inc -i..\..\stvd\en.stsw-stm8023\an3279\project\discover\inc -iinc -i..\123 -i..\库文件\stm8_touchsensing_driver\inc -i..\库文件\stm8s_stdperiph_driver\inc -i..\..\stvd库文件\en.stsw-stm8023\an3279\libraries\stm8s_stdperiph_driver\inc -i..\..\stvd库文件\en.stsw-stm8023\an3279\project\discover\inc +debug -pxp -no -l +mods0 -pp -i"C:\Program Files (x86)\COSMIC\CXSTM8\Hstm8" -i"C:\Program Files (x86)\STMicroelectronics\st_toolset\include"  -clDebug\ -coDebug\ src\encode.c
src\encode.c:

Running Linker
clnk -m Debug\led1.map -l"C:\Program Files (x86)\COSMIC\CXSTM8\Lib" -l"C:\Program Files (x86)\COSMIC\CXSTM8\Lib"  -o Debug\led1.sm8 Debug\led1.lkf
#error clnk Debug\led1.lkf:1 symbol _EXTI_SetExtIntSensitivity not defined (Debug\main.o )
#error clnk Debug\led1.lkf:1 symbol _EXTI_DeInit not defined (Debug\main.o )
The command: "clnk -m Debug\led1.map -l"C:\Program Files (x86)\COSMIC\CXSTM8\Lib" -l"C:\Program Files (x86)\COSMIC\CXSTM8\Lib"  -o Debug\led1.sm8 Debug\led1.lkf " has failed, the returned value is: 1
exit code=1.

led1.elf - 4 error(s), 0 warning(s)

我写了一个编码器程序，编译出错了。能不能告诉我这是什么问题引起的错误

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294479435@qq.co 回答时间：2019-8-19 13:22:31

#error clnk Debug\led1.lkf:1 symbol _EXTI_SetExtIntSensitivity not defined (Debug\main.o )
#error clnk Debug\led1.lkf:1 symbol _EXTI_DeInit not defined (Debug\main.o )
这里两个函数未定义；你直接把代码贴出来吧

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lugf 回答时间：2019-8-19 15:54:43

/*********************************************************
TMA-1A控制程序
功能：键盘和编码电位器
**********************************************************/

#include "stm8s.h"
#include "encode.h"
#include "led.h"
#include "exti.h"

unsigned char ENCODE_LED_State=0; //编码电位器LED状态
unsigned char ENCODE_LEDTIME=0; //编码电位器LED计时

u8 RotaryEncoder_STATE = DISABLE;
unsigned char RotaryEncoderData=0;

void RotaryEncoder_Handler(void)
{
unsigned char a,b,c,d;
delay_ms(1); //滤除干扰信号
a=RotaryEncoder1;
b=RotaryEncoder2;

if(a == 0) RotaryEncoderData = RotaryEncoderData << 1;
else RotaryEncoderData = (RotaryEncoderData<<1)|0x01;

if(b == 0) RotaryEncoderData = RotaryEncoderData << 1;
else RotaryEncoderData = (RotaryEncoderData<<1)|0x01;

switch(RotaryEncoderData)
{
case 0x4B:
RotaryEncoder_STATE = RIGHT;
RotaryEncoderData = 0;
break;

case 0x87:
RotaryEncoder_STATE = LEFT;
RotaryEncoderData = 0;
break;

default :
break;
}
}

void EncodeFunctionsCheck(void)
{
if(RotaryEncoderIRQ == DISABLE) return;

RotaryEncoder_Handler();

if(RotaryEncoder_STATE != DISABLE)
{
switch(RotaryEncoder_STATE)
{
case LEFT:
//ENCODE_LED_State = ENABLE;
//ENCODE_LEDTIME=0;
GPIO_WriteReverse(GPIOD, GPIO_PIN_7);

break;

case RIGHT:
//ENCODE_LED_State = ENABLE;
//ENCODE_LEDTIME=0;
GPIO_WriteReverse(GPIOD, GPIO_PIN_7);

break;

default :
break;
}
RotaryEncoder_STATE = DISABLE;
}
RotaryEncoderIRQ = DISABLE;
RotaryEncoder_IRQ_ENABLE;
}

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lugf 回答时间：2019-8-19 15:55:07

#ifndef  __ENCODE_H
#define  __ENCODE_H

#include "exti.h"
#include "stm8s.h"
#include "led.h"

void EncodeFunctionsCheck(void);

/**********************************************************
*                                                       *
* 编码电位器控制引脚定义       *
*                                                       *
**********************************************************/

#define ENABLE 1
#define DISABLE 0
#define RUN 2
#define TRUE 1
#define FALSE 0
#define HIGH 1
#define LOW 0
#define PASS 1
#define FAIL 0
#define LEFT 1
#define RIGHT 2

//#define LED1_Port GPIOD //定义ENCODE数据端口
//#define LED1_PIN GPIO_PIN_7

#define RotaryEncoderPort GPIOB //定义ENCODE数据端口

//#define PWM2_PORT GPIOE
#define RotaryEncoder_EXTI_PORT EXTI_PORT_GPIOB

#define RotaryEncoder1_PIN GPIO_PIN_6
#define RotaryEncoder2_PIN GPIO_PIN_7

#define RotaryEncoder1 GPIO_ReadInputPin(RotaryEncoderPort, RotaryEncoder1_PIN) //定义编码电位器引脚
#define RotaryEncoder2 GPIO_ReadInputPin(RotaryEncoderPort, RotaryEncoder2_PIN) //定义编码电位器引脚

#define RotaryEncoder_IRQ_DISABLE  GPIO_Init(RotaryEncoderPort, (RotaryEncoder1_PIN|RotaryEncoder2_PIN), GPIO_MODE_IN_PU_NO_IT);
#define RotaryEncoder_IRQ_ENABLE GPIO_Init(RotaryEncoderPort, (RotaryEncoder1_PIN|RotaryEncoder2_PIN), GPIO_MODE_IN_PU_IT);

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lugf 回答时间：2019-8-19 15:55:48

#include "stm8s.h"
#include "exti.h"
#include "encode.h"
#include "led.h"

FunctionalState RotaryEncoderIRQ = DISABLE;
/*****************
@far @interrupt void KEY_IRQ(void)
{
if(KEY_DOWN == DISABLE) KEY_DOWN = ENABLE;
GPIO_Init(BUTTONS_PORT,(Y0|Y1|Y2), GPIO_MODE_IN_PU_NO_IT);
}
**********************/

/**********************************************************

编码电位器中断

**********************************************************/
@far @interrupt void RotaryEncoder_IRQHandler(void)
{
RotaryEncoderIRQ = ENABLE;
RotaryEncoder_IRQ_DISABLE;
}

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lugf 回答时间：2019-8-19 15:56:06

#ifndef __EXTI_H
#define __EXTI_H

/* Includes ------------------------------------------------------------------*/

#include "stm8s.h"
#include "encode.h"
#include "led.h"

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
extern FunctionalState RotaryEncoderIRQ;

/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/

/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/

/* Remote */
//@far @interrupt void GPIOB_IRQHandler(void);
@far @interrupt void RotaryEncoder_IRQHandler(void);
/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */

#endif

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lugf 回答时间：2019-8-19 15:56:47

帮我看一下哪里出问题，谢谢

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