화이트앳-ATMEGA128,AVR 정복,아두이노,Cortex-M3

보드명

보드 설명

WAT-KEY 4x4

4x4 배열의 매트릭스 키보드 보드

WAT-CLCD

Character LCD 보드

WAT-GLCD

Graphics LCD 보드

WAT-IO&ADC

LED, FND 와 가변 저항 테스트 보드

추가 예정

좌 측

우 측

1. VCC

2. VCC

41. VCC

42. VCC

3. ADC7/TDI

4. ADC6/TDO

43. AD0

44. AD1

5. ADC5/TMS

6. ADC4/TCK

45. AD2

46. AD3

7. ADC3

8. ADC2

47. AD4

48. AD5

9. ADC1

10. ADC0

49. AD6

50. AD7

11. AREF

12. AVCC

51. ALE

52. NC

13. PE0

14. PE1

53. A15

54. A14

15. PE2

16. PE3

55. A13

56. A12

17. PE4

18. PE5

57. A11

58. A10

19. PE6

20. PE7

59. A09

60. A08

21. GND

22. GND

61. GND

62. GND

23. PB0

24. PB1

63. /RD

64. /WR

25. PB2

26. PB3

65. PD7

66. PD6

27. PB4

28. PB5

67. PD5

68. PD4

29. PB6

30. PB7

69. PD3

70. PD2

31. NC

32. NC

71. PD1

72. PD0

33. PG3

34. PG4

73. TXD0_12V

74. RXD0_12V

35. nRESET

36. NC

75. TXD1_12V

76. RXD1_12V

37. GND

38. GND

77.GND

78.GND

/*

필요한보드

    1. WAT-AVR128 (모듈)

    2. WAT-AVR128 EXT (확장보드)

    3. WAT-KEY 4x4 (키패드)

=> WAT-KEY 4x4 보드를PORTA 에연결한 예

기능

    4x4 배열의키상태를시리얼통신으로PC에서실시간으로감시한다.

    - MFC (VC6.0)

    - C# (VS2008)

컴파일러: AVRStudio 4.18

    http://avr128.com

*/

#include <avr/io.h>

#include "WAT128.h"

void OperatingFromPC();

int main(){

    // 시리얼통신으로PC에전송하기위한보레이트설정

    InitSCI0(57600);

    // 키패드초기화

    InitKey4x4();

    while(1)

    {

        // 키패드의값을읽어서PC로전송

        OperatingFromPC();

    }

}

BOOL    bPCHeadCheckOK = FALSE;

INT16US g_uiPCRecevingDataCount = 0;

BYTE    g_bytePCData[RX_BUFFER_SIZE];

//! rx 버퍼초기화

void RXClearFromPC(){

    g_uiPCRecevingDataCount = 0;

    bPCHeadCheckOK = FALSE;

}

//! rx 처리루틴

void OperatingFromPC(){

    BYTE byteCommand;

    INT16S iRxData;

    iRxData=GetByte0();

    if( 0<= iRxData && iRxData<=255 ){

        if (TRUE == bPCHeadCheckOK)

        {

            // STX 를통과했다면(이미나왔다면)

            g_bytePCData[g_uiPCRecevingDataCount] = iRxData;

            if(++g_uiPCRecevingDataCount>=RX_BUFFER_SIZE )

            {

                g_uiPCRecevingDataCount =0;

            }

            if (COMM_ETX == iRxData )

            {

                byteCommand = g_bytePCData[0];

                switch(byteCommand)

                {

                case 0x10:    // key 4x4

                    if ( g_uiPCRecevingDataCount>=7)

                    {

                        if (COMM_ETX == g_bytePCData[6] )

                        {

                            SendKey4x4( GetKey4x4());

                        }

                        RXClearFromPC();

                    }

                    break;

                default:

                    RXClearFromPC();

                    break;

                }            

            }

        }

        else

        {

            // STX 가나오지않았다면STX 가나올때까지기다린다.

            if (COMM_STX == iRxData)

            {

                bPCHeadCheckOK = TRUE;

                g_uiPCRecevingDataCount = 0;

            }else{

            }

        }

    }

}

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

using System.IO.Ports;

using System.Diagnostics;

namespace WATkey4x4

{

public partial class frmMain : Form

{

// 수신 데이터 보관용 버퍼

List<byte> m_buff = new List<byte>();

// 4x4 배열의 버튼 묶음

List<Button> m_Buttons = new List<Button>();

public frmMain()

{

InitializeComponent();

// 시리얼 통신 초기화

m_sp1 = new SerialPort();

m_sp1.DataReceived += new SerialDataReceivedEventHandler(m_sp1_DataReceived);

// 한번에 처리하기 위해 모든 버튼을 묶음

m_Buttons.Add(this.btnSW1);

m_Buttons.Add(this.btnSW2);

m_Buttons.Add(this.btnSW3);

m_Buttons.Add(this.btnSW4);

m_Buttons.Add(this.btnSW5);

m_Buttons.Add(this.btnSW6);

m_Buttons.Add(this.btnSW7);

m_Buttons.Add(this.btnSW8);

m_Buttons.Add(this.btnSW9);

m_Buttons.Add(this.btnSW10);

m_Buttons.Add(this.btnSW11);

m_Buttons.Add(this.btnSW12);

m_Buttons.Add(this.btnSW13);

m_Buttons.Add(this.btnSW14);

m_Buttons.Add(this.btnSW15);

m_Buttons.Add(this.btnSW16);

}

void m_sp1_DataReceived(object sender, SerialDataReceivedEventArgs e)

{

// 수신된 데이터를 처리하자.

int iRecSize = m_sp1.BytesToRead;

if (iRecSize != 0)

{

byte[] buff = new byte[iRecSize];

m_sp1.Read(buff, 0, iRecSize);

foreach (byte by in buff)

{

m_buff.Add(by);

}

}

// STX 찾기

while (true)

{

if (m_buff.Count <= 0) break;

if (m_buff[0] == 0x02) break;

else

{

m_buff.RemoveAt(0);

}

}

if (m_buff.Count >= 8)

{

bool bSame = true;

if (0x02 != m_buff[0]) bSame = false;

if (0x03 != m_buff[7]) bSame = false;

if (true == bSame)

{

// CRC 를 체크해야 하는데 생략 ;;

UInt16 byteData = Convert.ToUInt16(m_buff[2]);

byteData <<= 8;

byteData += Convert.ToUInt16(m_buff[3]);

// 버튼을 하나씩 꺼내서 눌러졌는지 아닌지를 검사하자

foreach (Button btn in m_Buttons)

{

// SW1

if (byteData % 2 == 1)

{

// 눌러졌으면 RED

btn.BackColor = System.Drawing.Color.Red;

}

else

{

// 눌러지지 않았으면 Control(기본색)

btn.BackColor = System.Drawing.SystemColors.Control;

}

byteData >>= 1;

}

// 수신 버퍼에서 지금 처리된 데이터를 제거하자

m_buff.RemoveRange(0, 7);

}

else

{

// 수신 버퍼 초기화

m_buff.Clear();

}

}

}

private void btnOpen_Click(object sender, EventArgs e)

{

// 컴포트 열기

this.btnOpen.Enabled = false;

m_sp1.PortName = txbComNum.Text; // 컴포트명

m_sp1.BaudRate = Convert.ToInt32(txbBaud.Text); // 보레이트

m_sp1.Open();

tmr50mS.Enabled = true;

tmr50mS.Start();

}

private void btnClose_Click(object sender, EventArgs e)

{

// 컴포트 닫기

tmr50mS.Stop();

m_sp1.Close();

this.btnOpen.Enabled = true;

}

private void TmrRequest(object sender, EventArgs e)

{

// 키패드 값을 요청하자

byte[] byteData =new byte[100];

int iLength=0;

byteData[iLength++] = 0x02;

byteData[iLength++] = 0x10;

byteData[iLength++] = 0x00;

byteData[iLength++] = 0x00;

byteData[iLength++] = 0x00;

byteData[iLength++] = 0x00;

byteData[iLength++] = 0xCC; // CRC 체크를 생략한다;

byteData[iLength++] = 0x03;

m_sp1.Write(byteData,0,iLength);

}

}

}

WAT-AVR128 (ATMEGA128A 모듈)

WAT-AVR128 EXT (ATMEGA128A 외부 인터페이스 보드)

WAT-KEY 4x4 (4x4 키 패드 보드)

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

switch

// PA0 : SW1 연결, SW1 카운터 증가

// PA2 : SW2 연결, SW2 카운터 증가

// PA4 : SW3 연결, SW3 카운터 증가

// PA6 : SW4 연결, SW4 카운터 증가

// PA7 : SW5 연결, 모든 카운터 초기화

Character LCD Control

PORTB ==> LCD DataLine

LCD_DATA_PORT.5 ==> LCD E

LCD_DATA_PORT.3 ==> LCD RW

LCD_DATA_PORT.1 ==> LCD RS

Main Clock : 11.0592Mhz

// Character LCD 에SW 의눌러진카운터표시

Tools : AVR Studio 4.16

테스트보드: WAT-AVR128 보드

http://avr128.com

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

#include <avr/io.h>

#include <avr/interrupt.h>

#include <stdio.h>

#include "wat128.h"

#define SW1_BIT 0

#define SW2_BIT 2

#define SW3_BIT 4

#define SW4_BIT 6

#define SW5_BIT 7

UINT8 chTemp[17];

int g_PushCount[4] = {0,0,0,0};

// 스위치(키)의입력값이변경되었는지와마지막값확인용

unsigned char g_keyvalue = -1; // -1 은입력된값이없을때

unsigned char g_lastkeyvalue = -1; // -1 은입력된값이없을때

void CheckKey()

{

    g_keyvalue = PINA & 0xFF;

    // key 값을처음받을때는카운터하지않는다.

    if(g_lastkeyvalue == -1)

    {

        g_lastkeyvalue = g_keyvalue;

        return;

    }

// switch 의값이변경되었을때만처리하자.

if( g_keyvalue != g_lastkeyvalue)

{

if((g_lastkeyvalue& (1<<SW1_BIT)) && !(g_keyvalue & (1<<SW1_BIT)))

{

g_PushCount[0] ++;

if(g_PushCount[0] >999) g_PushCount[0] = 0;

}

    if((g_lastkeyvalue& (1<<SW2_BIT)) && !(g_keyvalue & (1<<SW2_BIT)))

{

         g_PushCount[1] ++;

if(g_PushCount[1] >999) g_PushCount[1] = 0;

        }

if((g_lastkeyvalue& (1<<SW3_BIT)) && !(g_keyvalue & (1<<SW3_BIT)))

{

             g_PushCount[2] ++;

if(g_PushCount[2] >999) g_PushCount[2] = 0;

}

if((g_lastkeyvalue& (1<<SW4_BIT)) && !(g_keyvalue & (1<<SW4_BIT)))

{

g_PushCount[3] ++;

if(g_PushCount[3] >999) g_PushCount[3] = 0;

}

if((g_lastkeyvalue& (1<<SW5_BIT)) && !(g_keyvalue & (1<<SW5_BIT)))

{

g_PushCount[0] = 0;

g_PushCount[1] = 0;

g_PushCount[2] = 0;

g_PushCount[3] = 0;

}

g_lastkeyvalue = g_keyvalue;

}

}

int main()

{

    // clcd 초기화

    CLCD_Init();

    // sw 초기화

    ClearBit(CLCD_CONTROL_PORT_DIR,SW1_BIT);

    ClearBit(CLCD_CONTROL_PORT_DIR,SW2_BIT);

    ClearBit(CLCD_CONTROL_PORT_DIR,SW3_BIT);

    ClearBit(CLCD_CONTROL_PORT_DIR,SW4_BIT);

    ClearBit(CLCD_CONTROL_PORT_DIR,SW5_BIT);

    while (1)

    {

        CheckKey();

        sprintf(chTemp,"S1:%4d S2:%4d",g_PushCount[0],g_PushCount[1] );

         CLCD_PutString(0,0,chTemp);

        sprintf(chTemp,"S3:%4d,S4:%4d",g_PushCount[2],g_PushCount[3] );

         CLCD_PutString(0,1,chTemp);

    }

}

ATMEGA128 - 1EA

Character LCD – 1EA

AX07001

Switch – 5EA

POWER 5V/1A

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

Character LCD Control

PORTB ==> LCD DataLine

PORTA.7 ==> LCD E

PORTA.6 ==> LCD RW

PORTA.5 ==> LCD RS

PORTA.3 ==> SW1

PORTA.2 ==> SW2

PORTA.1 ==> SW3

PORTA.0 ==> SW4

Main Clock : 8Mhz

각키를누를때마다누른횟수증가하는예제

Tools : Codevision

http://watsim.tistory.com

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

#include <stdio.h>

//#include <string.h>

typedef signed int INT16S;

typedef signed int UINT16;

typedef unsigned int INT16US;

typedef unsigned char INT8US;

typedef unsigned int WORD;

typedef unsigned char UINT8;

typedef unsigned char BOOL;

typedef unsigned char BYTE;

#define SetBit(PORT,ibit)        (PORT=PORT| ((1<<ibit)))

#define ClearBit(PORT, ibit)    (PORT=PORT&(~(1<<ibit)))

#include <mega128.h>

#define LCD_RS 5

#define LCD_EA 7

#define LCD_DATA_PORT PORTB

#define LCD_CONTROL_PORT PORTA

void CLcdXY(BYTE x1, BYTE y1);

void CLcdCommand(BYTE data);

void CLcdOn();

BYTE CLcdBusyCheck();

void CLcdPutStrings(BYTE x, BYTE y, char *str);

void CLcdPutChar(BYTE chr);

void CLcdClear();

// time delay for us

void WaitUS(unsigned char time_us)        

{

    register unsigned char i;

    for(i = 0; i < time_us; i++)

    {

#asm

        PUSH R0 ;

        POP R0 ;

        PUSH R0 ;

        POP R0 ;

#endasm

    }

}

// time delay for ms

void WaitMS(unsigned int time_ms)    

{

    register unsigned int i;

    for(i = 0; i < time_ms; i++)

    {

        WaitUS(250);

        WaitUS(250);

        WaitUS(250);

        WaitUS(250);

    }

}

char chTemp[17];

unsigned int g_iSwCount[4];

// 스위치(키)의입력값이변경되었는지와마지막값확인용

unsigned char keyvalue = -1; // -1 은입력된값이없을때

unsigned char lastkeyvalue = -1; // -1 은입력된값이없을때

void GetSW()

{

    keyvalue = PINA & 0x0F;

    // switch 의값이변경되었을때만처리하자.

    if( keyvalue != lastkeyvalue)

    {

        if((lastkeyvalue& 0x08) && !(keyvalue & 0x08))

        {

            g_iSwCount[0] ++;

            if(g_iSwCount[0] >999) g_iSwCount[0] = 0;

        }    

        if((lastkeyvalue& 0x04) && !(keyvalue & 0x04))

        {

            g_iSwCount[1] ++;

            if(g_iSwCount[1] >999) g_iSwCount[1] = 0;

        }

        if((lastkeyvalue& 0x02) && !(keyvalue & 0x02))

        {

            g_iSwCount[2] ++;

            if(g_iSwCount[2] >999) g_iSwCount[2] = 0;

        }

        if((lastkeyvalue& 0x01) && !(keyvalue & 0x01))

        {

            g_iSwCount[3] ++;

            if(g_iSwCount[3] >999) g_iSwCount[3] = 0;

        }

        lastkeyvalue = keyvalue;

    }

}

void main(void)

{

    DDRA = 0xF0;    

    DDRB = 0xFF;    

g_iSwCount[0]=0;

g_iSwCount[1]=0;

g_iSwCount[2]=0;

g_iSwCount[3]=0;

    SetBit(PORTD,LCD_EA);    // ENABLE

    ClearBit(PORTD,6);

    CLcdOn();

    CLcdClear();

    while (1)

    {

         sprintf(chTemp,"S1:%4d,S2:%4d." ,g_iSwCount[0],g_iSwCount[1]);

        CLcdPutStrings(0,0,chTemp);

         sprintf(chTemp,"S3:%4d,S4:%4d." ,g_iSwCount[2],g_iSwCount[3]);

        CLcdPutStrings(0,1,chTemp);

         GetSW();

    }

}

BYTE CLcdBusyCheck()

{

    WaitMS(1);

    return (0);

}

void CLcdPutStrings(BYTE x, BYTE y, char *str)

{

    int len = 0;

    CLcdXY(x,y);

    while(*str ){

        if(len>16) break;

        CLcdPutChar(*str++);

        len++;

    }

}

void CLcdPutChar(BYTE data)

{

    while(CLcdBusyCheck());

    ClearBit(LCD_CONTROL_PORT,LCD_EA);

    SetBit(LCD_CONTROL_PORT,LCD_RS);

    WaitUS(2);

    LCD_DATA_PORT= data;

    WaitUS(50);

    SetBit(LCD_CONTROL_PORT,LCD_EA);

    WaitUS(50);

    ClearBit(LCD_CONTROL_PORT,LCD_EA);

}

void CLcdClear()

{

    CLcdCommand(1);

    WaitMS(1);

    CLcdCommand(2);

    WaitMS(1);

}

void CLcdXY(BYTE x, BYTE y)

{

    BYTE position;

    if(x>16) x = 0;

    switch(y)

    {

    case 0 :

        position = 0x80;

        break;

    case 1 :

        position = 0xC0;

        break;

    }

    CLcdCommand(position + x);

}

void CLcdCommand(BYTE data)

{

    while(CLcdBusyCheck()){}

    ClearBit(LCD_CONTROL_PORT,LCD_RS);

    ClearBit(LCD_CONTROL_PORT,LCD_EA);

    WaitUS(1);

    LCD_DATA_PORT= data;

    WaitUS(50);

    SetBit(LCD_CONTROL_PORT,LCD_EA);

    WaitUS(20);

    ClearBit(LCD_CONTROL_PORT,LCD_EA);

    WaitUS(50);

}

void CLcdOn()

{

    CLcdCommand(0x01);// dummy

    CLcdCommand(0x38);

    CLcdCommand(0x0C );

    CLcdCommand(0x01);

    CLcdCommand(0x06);

    CLcdCommand(0x01);

    WaitMS(2);

}

ATMEGA128 - 1EA

ABC016002E57 – 1EA
Character LCD 16x2

Switch – 4EA

POWER 5V/1A