UserInterface.c

[詳解]

#include "LPC13xx.h"
#include "core_cm3.h"
#include "timer.h"
#include "type.h"
#include "pwm.h"
#include "debug.h"
#include "UserInterface.h"
#include "ad.h"

//LEDが点滅状態か常時点灯状態かのフラグ 1:点滅 　0:常時点灯(消灯も含む)
volatile static uint8_t flag_flash_green_LED = 0;
volatile static uint8_t flag_flash_red_LED = 0;

//SWの押下状態のカウント
volatile static uint16_t SW_count = 0;
//LEDの点滅用カウント
volatile static uint16_t green_LED_count   = 0;
volatile static uint16_t red_LED_count   = 0;
//経過時間のカウント
volatile static uint32_t elapsed_time_count = 0;
//LEDの点滅時間のon/off時間のカウント
volatile static uint16_t on_count_green_LED    = 0;
volatile static uint16_t off_count_green_LED   = 1;

volatile static uint16_t on_count_red_LED    = 0;
volatile static uint16_t off_count_red_LED   = 1;


void initUI(void)
{
    startTimer32_0();
}

uint8_t getStateSW(void)
{
    uint32_t state;
    state = (LPC_GPIO0->DATA & 0x2)>>1;
    state = 1 - state;
    return state;
}

uint16_t getSWcount(void)
{
    return SW_count;
}

uint32_t getElapsedTime(void)
{
    return elapsed_time_count;
}

void resetElapsedTime(void)
{
    elapsed_time_count = 0;
}

static void setStateGreenLED(uint8_t state)
{
    if(state == 1)
    {
        LPC_GPIO1->DATA |= 0x0004; //LED on
    }
    else
    {
        LPC_GPIO1->DATA &= ~0x0004; //LED off
    }
}

static void setStateRedLED(uint8_t state)
{
    if(state == 1)
    {
        LPC_GPIO1->DATA |= 0x0002; //LED on
    }
    else
    {
        LPC_GPIO1->DATA &= ~0x0002; //LED off
    }
}


void turnGreenLED(uint8_t state)
{
    flag_flash_green_LED = 0;
    setStateGreenLED(state);
}

void turnRedLED(uint8_t state)
{
    flag_flash_red_LED = 0;
    setStateRedLED(state);
}


void flashGreenLED(uint16_t on_count, uint16_t off_count)
{
    flag_flash_green_LED = 1;
    on_count_green_LED    = on_count;
    off_count_green_LED   = off_count;
}

void flashRedLED(uint16_t on_count, uint16_t off_count)
{
    flag_flash_red_LED = 1;
    on_count_red_LED    = on_count;
    off_count_red_LED   = off_count;
}


void TIMER32_0_IRQHandler(void)
{
    LPC_TMR32B0->IR=0x08; //clear interrupt flag

    //緑LEDの点滅処理
    if(flag_flash_green_LED == 1)
    {
        //LEDの点滅
        if(green_LED_count < on_count_green_LED ) setStateGreenLED(1);
        else setStateGreenLED(0);
        if( (on_count_green_LED + off_count_green_LED) < green_LED_count ) green_LED_count = 0;
        green_LED_count ++;
    }

    //赤LEDの点滅処理
    if(flag_flash_red_LED == 1)
    {
        //LEDの点滅
        if(red_LED_count < on_count_red_LED ) setStateRedLED(1);
        else setStateRedLED(0);
        if( (on_count_red_LED + off_count_red_LED) < red_LED_count ) red_LED_count = 0;
        red_LED_count ++;
    }

    //時間経過
    elapsed_time_count ++;

    //スイッチの押下
    if(getStateSW() == 1) SW_count ++;
    else SW_count = 0;

}

void debugUI(void)
{
    myPrintfUSB("#######debug UI####### \n");
    myPrintfUSB("SW state %d \n", getStateSW());
    myPrintfUSB("SW count %d msec \n", getSWcount());
    myPrintfUSB("Elap Time %d msec \n", getElapsedTime());
}

/******************************************************************************
**                            End Of File
******************************************************************************/