📄 icetek-c6713-a.h
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#include "scancode.h"
//#include <csl.h>
//#include <csl_pll.h>
//#include <csl6713.lib>
// emif --------------------------------------------------------
#define EMIF_GCTL 0x01800000
#define EMIF_CE1 0x01800004
#define EMIF_CE0 0x01800008
#define EMIF_CE2 0x01800010
#define EMIF_CE3 0x01800014
#define EMIF_SDRAMCTL 0x01800018
#define EMIF_SDRAMTIM 0x0180001C
#define EMIF_SDRAMEXT 0x01800020
#define EMIF_CCFG 0x01840000;
// interrupt --------------------------------------------------
#define IMH (*(unsigned int *)0x19c0000)
#define IML (*(unsigned int *)0x19c0004)
//pll -----------------------------------------------------------
#define PLLCSR (*(unsigned int *)0x01B7C100)
#define PLLM (*(unsigned int *)0x01B7C110)
#define PLLDIV0 (*(unsigned int *)0x01B7C114)
#define PLLDIV1 (*(unsigned int *)0x01B7C118)
#define PLLDIV2 (*(unsigned int *)0x01B7C11C)
#define PLLDIV3 (*(unsigned int *)0x01B7C120)
#define OSCDIV1 (*(unsigned int *)0x01B7C124)
// timer -------------------------------------------------------
#define TIMER1CTL (*(unsigned int *)0x01980000)
#define TIMER1PRD (*(unsigned int *)0x01980004)
// McBSP0 ------------------------------------------------------
#define SPCR0 (*(unsigned int *)0x018c0008)
#define PCR0 (*(unsigned int *)0x018c0024)
#define SPCR1 (*(unsigned int *)0x01900008)
#define PCR1 (*(unsigned int *)0x01900024)
// ICETEK-C6713-A -----------------------------------------------
#define LBDS (*(unsigned short int *)0x90100000)
// ICETEK-CTR --------------------------------------------------
#define CTRGR (*(unsigned short int *)0x0901f0000)
#define CTRKEY (*(unsigned short int *)0x0901f0002)
#define CTRCLKEY (*(unsigned short int *)0x0901f0004)
#define CTRLA (*(unsigned short int *)0x0901f000a)
#define CTRLR (*(unsigned short int *)0x0901f000e)
#define CTRLCDCMDR (*(unsigned short int *)0x0901f0002)
#define CTRLCDCR (*(unsigned short int *)0x0901f0004)
#define CTRLCDLCR (*(unsigned short int *)0x0901f0006)
#define CTRLCDRCR (*(unsigned short int *)0x0901f0008)
// Special values -----------------------------------------------
#define LCDCMDTURNON 0x3f
#define LCDCMDTURNOFF 0x3e
#define LCDCMDSTARTLINE 0xc0
#define LCDCMDPAGE 0xb8
#define LCDCMDVERADDRESS 0x40
// C6713DSP Registers ------------------------------------------
cregister unsigned int IER,IFR,CSR,ICR,ISTP;
// Variables
unsigned char ledbuf[8],ledx[8];
unsigned char ledkey[10][8]=
{
{0x00,0x00,0x7C,0x82,0x82,0x82,0x7C,0x00}, //0
{0x00,0x00,0x00,0x84,0xFE,0x80,0x00,0x00}, //1
{0x00,0x00,0x84,0xC2,0xA2,0x92,0x8C,0x00}, //2
{0x00,0x00,0x44,0x92,0x92,0x92,0x6C,0x00},
{0x00,0x00,0x30,0x28,0x24,0xFE,0x20,0x00},
{0x00,0x00,0x4E,0x92,0x92,0x92,0x62,0x00},
{0x00,0x00,0x7C,0x92,0x92,0x92,0x64,0x00},
{0x00,0x00,0x02,0xC2,0x32,0x0A,0x06,0x00},
{0x00,0x00,0x6C,0x92,0x92,0x92,0x6C,0x00},
{0x00,0x00,0x4C,0x92,0x92,0x92,0x7C,0x00}
};
#define nMusicNumber 52
unsigned int music[nMusicNumber][2]=
{
{101,1920},{121,1440},{114,480},{101,1920},{151,1920},
{151,480},{135,480},{121,480},{101,480},{114,960},{121,960},{135,3840},
{121,480},{114,480},{101,480},{91,480},{101,960},{101,960},
{76,1920},{101,1920},{114,960},{121,960},{135,1440},{151,480},{151,1920},{0,1920},
{101,1920},{121,1440},{114,480},{101,1920},{151,1920},
{151,480},{135,480},{121,480},{101,480},{114,960},{121,960},{135,3840},
{121,480},{114,480},{101,480},{91,480},{101,960},{101,960},
{76,1920},{101,1920},{114,960},{121,960},{135,1440},{151,480},{151,1920},{0,1920}
};
unsigned int pwm[8]={ 0x86,0x87,0x83,0x8b,0x89,0x8d,0x8c,0x8e };
unsigned char dbClearKey;
// Functions
void PLL_Init(void); // 初始化时钟
void INT_DisableGlobal(void); // 关全局中断
void INT_EnableGlobal(void); // 开全局中断
void InitInterrupt(void); // 初始化中断
void init_emif( void ); // 初始化emif接口寄存器
void InitCTR(); // 初始化ICETEK-CTR
void CloseCTR(); // 关闭ICETEK-CTR上各设备
void Delay(unsigned int nTime); // 延时子程序
void Delay1(unsigned int nTime); // 延时子程序(带LED显示刷新)
unsigned char GetKey(); // 读取键盘输入
void RefreshLEDArray(); // 刷新发光二极管阵列显示
void SetLEDArray(int nNumber); // 修改发光二极管阵列显示内容
char ConvertScanToChar(unsigned char cScanCode); // 将键盘扫描码转换成字符
void LCDCMD(unsigned char dbCommand); // 向液晶显示器发送命令
void LCDWriteLeft(unsigned char dbData); // 写液晶显示器左半屏
void LCDCLS(); // 清除液晶显示器显示
void TurnOnLCD(); // 打开液晶显示器
/*void PLL_Init(void)
{
*(int *)PLLM = 0x00000004; //PLL4倍频
*(int *)PLLCSR = 0x00000025; //PLL通路状态
} */
/*void PLL_Init(void)
{ int i;
// Turn the PLL off
*(int *)PLLCSR &= ~0x01; //pll enable = 0;
for(i=0; i<10 ;i++); //等待pll进入旁路状态
// reset PLL
*(int *)PLLCSR &= 0x08; //pll rst = 1;
*(int *)PLLM &= 0xc04;//把旁路下倍频数为4倍
for(i=0; i<10 ;i++);
*(int *)PLLCSR &= 0x0; //pll rst = 0，退出复位;
for(i=0; i<15000 ;i++); //wait for lock
// Enable the PLL and
*(int *)PLLCSR |= 0x01;//pll enable = １;
for(i=0;i<10;i++);//小延时
}*/
/*void PLL_Init(void)
{
//Initialize PLL Registers
// Put PLL in bypass
PLL_bypass();
PLLDelay(20);
//Reset PLL
PLL_reset();
PLLDelay(20);
//Set main multiplier/divisor
PLL_RSET(PLLM, 8); // 50MHz x 8 = 400MHz
PLL_RSET(PLLDIV0, PLL_PLLDIV0_RMK(1, 0)); // 400MHz / 1 = 400MHz
PLL_RSET(OSCDIV1, PLL_OSCDIV1_RMK(1, 4)); // 25MHz / 5 = 5Mhz
// Set DSP clock
PLL_RSET(PLLDIV1, PLL_PLLDIV1_RMK(1, 1)); // 400MHz / 2 = 200MHz
PLLDelay(20);
// Set peripheral clock
PLL_RSET(PLLDIV2, PLL_PLLDIV2_RMK(1, 3)); // 400MHz / 4 = 100MHz
PLLDelay(20);
//Set EMIF clock
PLL_RSET(PLLDIV3, PLL_PLLDIV3_RMK(1, 4)); // 400MHz / 5 = 80MHz
PLLDelay(20);
//Take PLL out of reset
PLL_deassert();
PLLDelay(1500);
// Enalbe PLL
PLL_enable();
PLLDelay(20);
}*/
void INT_EnableGlobal(void)
{
CSR|=0x1; // 开中断 GIE=1
}
void INT_DisableGlobal(void)
{
CSR&=0xfffffffe; // 关中断 GIE=0
}
// Enable NMI (non-maskable interrupt); must be enabled
// or no other interrupts can be recognized by 'C6000 CPU */
void enableNMI(void)
{
IER = _set(IER, 1, 1);
}
//Enable a specific interrupt;
// (INTnumber = {4,5,6,...,15})
void enableSpecificINT(int INTnumber)
{
IER = _set(IER, INTnumber, INTnumber);
}
void init_emif( void )
{
*(int *)EMIF_GCTL = 0x00000078;
*(int *)EMIF_CE0 = 0xffffbf93; /* CE0 SDRAM 16-bit */
*(int *)EMIF_CE1 = 0xffffff13; /* CE1 Flash 16-bit */
*(int *)EMIF_CE2 = 0xffffff23; /* CE2 Daughtercard 32-bit async */
*(int *)EMIF_CE3 = 0xffffff23; /* CE3 Daughtercard 32-bit async */
*(int *)EMIF_SDRAMCTL = 0x53115000; /* SDRAM control */
*(int *)EMIF_SDRAMTIM = 0x00000578; /* SDRAM timing (refresh) */
*(int *)EMIF_SDRAMEXT = 0x000a8529; /* SDRAM Extension register */
}
void CloseCTR()
{
CTRGR=0;
CTRLR=0; CTRLR=0x40;
CTRLR=0x0c0;
LCDCMD(LCDCMDTURNOFF);
dbClearKey=CTRCLKEY;
LBDS=0;
}
void LCDCMD(unsigned char dbCommand)
{
CTRLCDCMDR=dbCommand;
CTRLCDCR=0;
}
unsigned char GetKey()
{
unsigned char dbReturn;
dbReturn=CTRKEY;
dbClearKey=CTRCLKEY;
return dbReturn;
}
char ConvertScanToChar(unsigned char cScanCode)
{
char cReturn;
cReturn=0;
switch ( cScanCode )
{
case SCANCODE_0: cReturn='0'; break;
case SCANCODE_1: cReturn='1'; break;
case SCANCODE_2: cReturn='2'; break;
case SCANCODE_3: cReturn='3'; break;
case SCANCODE_4: cReturn='4'; break;
case SCANCODE_5: cReturn='5'; break;
case SCANCODE_6: cReturn='6'; break;
case SCANCODE_7: cReturn='7'; break;
case SCANCODE_8: cReturn='8'; break;
case SCANCODE_9: cReturn='9'; break;
case SCANCODE_Plus: cReturn='+'; break;
case SCANCODE_Minus: cReturn='-'; break;
}
return cReturn;
}
void InitCTR()
{
CTRGR=0; CTRGR=0x80; CTRGR=0;
CTRLR=0; CTRLR=0x40;
CTRLR=0x0c0;
LCDCMD(LCDCMDTURNOFF);
dbClearKey=CTRCLKEY;
LBDS=0;
}
void Delay(unsigned int nDelay)
{
int ii,jj,kk=0;
for ( ii=0;ii<nDelay;ii++ )
{
for ( jj=0;jj<1024;jj++ )
{
kk++;
}
}
}
void Delay1(unsigned int nDelay)
{
int ii,jj,kk=0;
for ( ii=0;ii<nDelay;ii++ )
{
for ( jj=0;jj<64;jj++ )
{
RefreshLEDArray();
kk++;
}
}
}
void RefreshLEDArray()
{
int i;
for ( i=0;i<8;i++ )
{
CTRGR=ledx[i];
CTRLA=ledbuf[i];
}
}
void SetLEDArray(int nNumber)
{
int i;
for ( i=0;i<8;i++ )
ledbuf[i]=~ledkey[nNumber][7-i];
}
void LCDWriteLeft(unsigned char dbData)
{
CTRLCDLCR=dbData;
CTRLCDCR=0;
}
void LCDWriteRight(unsigned char dbData)
{
CTRLCDRCR=dbData;
CTRLCDCR=0;
}
void TurnOnLCD()
{
LCDCMD(LCDCMDTURNON);
}
void LCDCLS()
{
int i,j;
LCDCMD(LCDCMDSTARTLINE);
for ( i=0;i<8;i++ )
{
LCDCMD(LCDCMDPAGE+i);
LCDCMD(LCDCMDVERADDRESS);
for ( j=0;j<64;j++ )
LCDWriteLeft(0);
LCDCMD(LCDCMDPAGE+i);
LCDCMD(LCDCMDVERADDRESS);
for ( j=0;j<64;j++ )
LCDWriteRight(0);
}
}
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