sw_led2.c

M16C290FC can

/*""FILE COMMENT""****************************************************
 *System Name : CAN DEMO PROGRAM2
 *File Name   : sw_led2.c
 *Version     : 1.00
 *Contens     : 
 *Customer    : RSO
 *Model       : 
 *Order       : 
 *CPU         : 
 *Compiler    : NC30 Version 5.30 Release 02
 *OS          : 
 *Programmer  : 
 *Note        : 
 *            : 
 **********************************************************************
 * Copyright(C)2005, Renesas Technology Corp.
 * Copyright(C)2005, Renesas Solutions Corp.
 * All rights reserved.
 *
 **********************************************************************
 *History        2005.07.1  Ver 1.00
 *""FILE COMMENT END""************************************************/
 
 #include "sfr29.h"
 #include "define2.h"
 #include "declare2.h"
 
 /*""FUNC COMMENT""****************************************************
  *ID               :3.0
  *Description      :Initialize Switch and LED
  *--------------------------------------------------------------------
  *Include          :"sfr29.h"
  *                 :"define2.h"
  *                 :"declare2.h"
  *--------------------------------------------------------------------
  *Declaration      :void sw_led_initial(void)
  *--------------------------------------------------------------------
  *Function         :Initialize Switch and LED
  *--------------------------------------------------------------------
  *Arguments        :Nothing
  *--------------------------------------------------------------------
  *Returns          :Nothing
  *--------------------------------------------------------------------
  *Input            :Nothing
  *Ountput          :unsigned char led_data[]       ;LED display data
  *                 :unsigned char trm_led_data[]   ;Transmit data
  *--------------------------------------------------------------------
  *Call functions   :Nothing
  *--------------------------------------------------------------------
  *Note             :
  *--------------------------------------------------------------------
  *History          :
  *                 :
  *""FUNC COMMENT END""***********************************************/
void sw_led_initial(void)
{
    /* LED initial */
    p0  = 0x03;
    p2  = 0xff;
    pd0 = 0x03;
    pd2 = 0xff;
    
    led_data[0] = LED_TBL[0x00];    //initial LED dsp
    led_data[1] = LED_TBL[0x00];    //
    
    /* SW initial */
    pd8_2 = 0;                      //SW2(INT0)
    pd8_3 = 0;                      //SW3(INT1)
    pd8_4 = 0;                      //SW4(INT2)
    
    /* variable initial */
    trm_led_data[0] = DATA_CLWS;        //set transmit data
    trm_led_data[1] = DATA_ANTCLWS;     //
    trm_led_data[2] = DATA_HALF_CLWS;   //
}

 /*""FUNC COMMENT""****************************************************
  *ID               :3.1
  *Description      :LED dynamic lightning
  *--------------------------------------------------------------------
  *Include          :"sfr29.h"
  *                 :"define2.h"
  *                 :"declare2.h"
  *--------------------------------------------------------------------
  *Declaration      :void led_fnc(void)
  *--------------------------------------------------------------------
  *Function         :LED dynamic lightning
  *--------------------------------------------------------------------
  *Arguments        :Nothing
  *--------------------------------------------------------------------
  *Returns          :Nothing
  *--------------------------------------------------------------------
  *Input            :unsigned char led_data[]   ;LED display data
  *                 :unsigned char led_count    ;LED counter
  *Ountput          :unsigned char led_count    ;LED counter
  *--------------------------------------------------------------------
  *Call functions   :Nothing
  *--------------------------------------------------------------------
  *Note             :
  *--------------------------------------------------------------------
  *History          :
  *                 :
  *""FUNC COMMENT END""***********************************************/
void led_fnc(void)
{
    p0 = 0x03;                  //LED OFF
    
    led_count++;
    if(led_count > 1){
        led_count = 0;
    }
    //set led data
    p2 = led_data[led_count];
    
    p0 = 0x01 << led_count;     //LED ON
}


 /*""FUNC COMMENT""****************************************************
  *ID               :3.2
  *Description      :Switch function
  *--------------------------------------------------------------------
  *Include          :"sfr29.h"
  *                 :"define2.h"
  *                 :"declare2.h"
  *--------------------------------------------------------------------
  *Declaration      :void sw_fnc(void)
  *--------------------------------------------------------------------
  *Function         :Switch function
  *--------------------------------------------------------------------
  *Arguments        :Nothing
  *--------------------------------------------------------------------
  *Returns          :Nothing
  *--------------------------------------------------------------------
  *Input            :Nothing
  *Ountput          :Nothing
  *--------------------------------------------------------------------
  *Call functions   :sw_down()                  ;Switch down function
  *                 :fix_sw_fnc()               ;Fix switch function
  *                 :sw_decode()                ;Switch decode function
  *--------------------------------------------------------------------
  *Note             :
  *--------------------------------------------------------------------
  *History          :
  *                 :
  *""FUNC COMMENT END""***********************************************/
void sw_fnc(void)
{
    unsigned char in_data,i;
    
    in_data = p8 & PT_SW_MASK;
    if(fix_sw_fnc(in_data)){
        i = sw_decode();
        if(i){
            sw_down(i-1);
        }
    }
}


 /*""FUNC COMMENT""****************************************************
  *ID               :3.2.1
  *Description      :Switch decode function
  *--------------------------------------------------------------------
  *Include          :"define2.h"
  *                 :"declare2.h"
  *--------------------------------------------------------------------
  *Declaration      :unsigned char sw_decode(void)
  *--------------------------------------------------------------------
  *Function         :Switch decode function
  *--------------------------------------------------------------------
  *Arguments        :Nothing
  *--------------------------------------------------------------------
  *Returns          :unsigned char in_rtn           ;Decode number
  *--------------------------------------------------------------------
  *Input            :unsigned char fix_sw_data      ;Fixed switch data
  *                 :unsigned char last_fix_sw_data ;Last fixed switch data
  *Ountput          :unsigned char last_fix_sw_data ;Last fixed switch data
  *--------------------------------------------------------------------
  *Call functions   :error_fnc()                    ;Error function
  *--------------------------------------------------------------------
  *Note             :
  *--------------------------------------------------------------------
  *History          :
  *                 :
  *""FUNC COMMENT END""***********************************************/
unsigned char sw_decode(void)
{
    unsigned char in_rtn = 0;
    
    if(last_fix_sw_data != PT_NO_SW){
        in_rtn = 0;
    }
    else{
        switch(fix_sw_data){
            case PT_NO_SW:      //no SW
                in_rtn = 0;
                break;
            case PT_SW2:        //SW2
                in_rtn = 1;
                break;
            case PT_SW3:        //SW3
                in_rtn = 2;
                break;
            case PT_SW4:        //SW4
                in_rtn = 3;
                break;
            default:
                in_rtn = 0;
                break;
        }
    }
    
    last_fix_sw_data = fix_sw_data;
    return in_rtn;
}


 /*""FUNC COMMENT""****************************************************
  *ID               :3.2.2
  *Description      :Fix switch function
  *--------------------------------------------------------------------
  *Include          :"sfr29.h"
  *                 :"define2.h"
  *                 :"declare2.h"
  *--------------------------------------------------------------------
  *Declaration      :unsigned char fix_sw_fnc(unsigned char)
  *--------------------------------------------------------------------
  *Function         :Fix switch function
  *--------------------------------------------------------------------
  *Arguments        :unsigned char in_data          ;Switch data
  *--------------------------------------------------------------------
  *Returns          :uneigned char in_rtn           ;Fixed switch data
  *--------------------------------------------------------------------
  *Input            :unsigned char fix_sw_data      ;Fixed switch data
  *                 :unsigned char last_sw_data     ;Last switch data
  *                 :unsigned char sw_count         ;Switch counter
  *Ountput          :unsigned char trm_count_sw     ;Transmit counter
  *--------------------------------------------------------------------
  *Call functions   :error_fnc()                    ;Error function
  *--------------------------------------------------------------------
  *Note             :
  *--------------------------------------------------------------------
  *History          :
  *                 :
  *""FUNC COMMENT END""***********************************************/
unsigned char fix_sw_fnc(unsigned char in_data)
{
    unsigned char in_rtn = 0;
    
    if((fix_sw_data != in_data) && (last_sw_data == in_data)){
        sw_count++;
    }
    
    if(sw_count > CHAT_COUNT){
        fix_sw_data = in_data;
        sw_count = 0;
        in_rtn = 1;
    }
    
    last_sw_data = in_data;
    
    return in_rtn;
}


 /*""FUNC COMMENT""****************************************************
  *ID               :3.2.3
  *Description      :Switch down function
  *--------------------------------------------------------------------
  *Include          :"sfr29.h"
  *                 :"define2.h"
  *                 :"declare2.h"
  *--------------------------------------------------------------------
  *Declaration      :void sw_down(unsigned char in_trm_num)
  *--------------------------------------------------------------------
  *Function         :Switch2 down function
  *--------------------------------------------------------------------
  *Arguments        :Nothing
  *--------------------------------------------------------------------
  *Returns          :Nothing
  *--------------------------------------------------------------------
  *Input            :unsigned char trm_id           ;Transmit ID
  *                 :unsigned char trm_led_data[]   ;Transmit data
  *Ountput          :Nothing
  *--------------------------------------------------------------------
  *Call functions   :error_fnc()                    ;Error function
  *--------------------------------------------------------------------
  *Note             :
  *--------------------------------------------------------------------
  *History          :
  *                 :
  *""FUNC COMMENT END""***********************************************/
void sw_down(unsigned char in_trm_num)
{
    can_std_data_def in_trm_data;
/* ID */
    in_trm_data.id = trm_id;
/* DLC */
    in_trm_data.dlc = TRM_DLC;
/* data */
    if(in_trm_num >= sizeof(trm_led_data)){
        error_fnc(CAN_TRM_ERROR);
    }
    
    in_trm_data.data.data[0] = trm_led_data[in_trm_num];
    
/* transmission */
    set_trm_std_dataframe_can0(TRM_SLOT,&in_trm_data);
}