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研发客服/*硬件资源：
RAM ADDRESS ：0000H---7FFFH
CF card ADDRESS：8000H---8FFFH
CPLD ADDRESS：9000H---FFFFH
RAM SIZE ：32K FLASH SIZE：8MBYTE = 4K*512PAGE*4PCS
PCB:V10
*/
#include
#include
//#include
#include
#include
#include
//#include
#include //绝对地址
#include
#include
#define uchar unsigned char
#define uint unsigned int
#define byte unsigned char
#define ulong unsigned long
#define bool bit
#define TRUE 1
#define FALSE 0
#define V_TH0 0xff /* 时间常数高8位 (65536-500)/256 */
#define V_TL0 0xff /* 时间常数低8位 (65536-500)>256 11.0592*/
//#define V_TH0 (65536-1536)/256
//#define V_TL0 (65536-1536)>256
#define V_TMOD 0x01 /* 定时器T0方式控制字 */
#define WriteDeviceAddress 0xa0
#define ReadDviceAddress 0xa1
sfr CHPCON= 0xbf;
sfr CHPENR=0xf6;
sfr PMR= 0xC4;
sfr SBUF1=0xc1;
sfr SCON1=0xc0;
sbit SM01 = SCON1^7; /* alternative SM0_FE_1 */
sbit SM11 = SCON1^6; /* alternative SM1_1 */
sbit SM21 = SCON1^5; /* alternative SM2_1 */
sbit REN1 = SCON1^4; /* alternative REN_1 */
sbit TB81 = SCON1^3; /* alternative TB8_1 */
sbit RB81 = SCON1^2; /* alternative RB8_1 */
sbit TI1 = SCON1^1; /* alternative TI_1 */
sbit RI1 = SCON1^0; /* alternative RI_1 */
sbit ES1 = IE^6;
/* 定义定时器T0的时间常数值和方式控制字 */
#define REGL XBYTE[0x9003] //控制寄存器护栏管的长度
#define FPGH XBYTE[0x9001] //闪存页高位
#define FPGL XBYTE[0x9002] //闪存页低位
//-------- CF CARD REG ADDRESS
#define EVEN_Data XBYTE[0xa400]
#define ODD_Data XBYTE[0xa400]
#define Data_Reg XBYTE[0xa000] //DATA REGISTER(R/W)
#define Error_Reg XBYTE[0xa001] //ERROR REGISTER(READ)
#define Features XBYTE[0xa001] //FEATURE REGISTER(WRITE)
#define Sectr_Cnt XBYTE[0xa002]//SECTOR COUNT REGISTER(R/W)
#define Sectr_No XBYTE[0xa003] //SECTOR NUMBER REGISTER(R/W)
#define Cylinder_Low XBYTE[0xa004] //CYLINDER LOW REGISTER(R/W)
#define Cylinder_Hi XBYTE[0xa005] //CYLINDER HIGH REGISTER(R/W)
#define Drv_Head XBYTE[0xa006] //DIRVE/HEAD REGISTER(R/W)
#define Status XBYTE[0xa007] //STATUS REGISTER(READ)
#define Command XBYTE[0xa007] //COMMAND REGISTER(WRITE)
#define Alt_Status XBYTE[0xa00e] //Alternate Status Regiter(read only)
#define Device_Ctrl XBYTE[0xa00e] //Device Control Register(Write only)
#define Device_Addrs XBYTE[0xa00f] //Drive Address Register(read only).Not used in this demo
#define Config XBYTE[0x8200] //Configuration Option Register
#define Socket XBYTE[0x8206] //Socket and copy Register
//CF card All command code
#define ChkPwr 0xe5
#define Diagnostic 0x90
#define EraseSctr 0xc0
#define Format 0x50
#define Identify 0xec
#define Idle 0xe3
#define Idlelmm 0xe1
#define Initialize 0x91
#define ReadBuf 0xe4
#define ReadLong 0x22
#define ReadMulti 0xc4
#define ReadSctr 0x20
#define ReadVerify 0x40
#define Recalibrate 0x10
#define ReadSense 0x03
#define Seek 0x70
#define SetFeature 0xef
#define SetMulti 0xc6
#define Sleep 0xe6
#define Standby 0xe2
#define Standbylmm 0xe0
#define Translate 0x87
#define WearLevel 0xf5
#define WriteBuf 0xe8
#define WriteLong 0x32
#define WriteMulti 0xc5
#define WriteSctr 0x30
#define WriteVerify 0x3c
#define WrtMwoErase 0xcd
#define WrtSwoErase 0x38
#define debug 1;
//**********************************************
sbit senden=P3^2;
sbit SDA=P3^3;
sbit SCL=P3^5;
sbit wdgclr=P1^7;
//*************************************************
uchar Select;
uchar LBA[6]; //Sets up sector ,CF Card Address
uint zhepe; //帧频
uint ms; //毫秒定时
uchar ADD; //地址
uchar idata iic_buf[96]; //接收缓冲区
uint pointer;
uchar xdata *bufp;
uchar subchk; //接收指针 和校验
uchar paklen; //包长
uint Dcyli; //总柱面
uint Dhead; //总磁头
uint sec_track; //扇区/磁道
uchar bdata flag;
sbit frameok=flag^0; //rece ok
sbit color=flag^1; //0 sing red color 1 red green color
sbit rec_sta=flag^2; //1 进入接状态,不显示
sbit rec_end=flag^3;
sbit timout=flag^4;
//jmp_buf env;
//int retval;
/***************************************************************************/
void I2cDelay(unsigned int number) {
unsigned char temp;
for(;number!=0;number--,wdgclr=!wdgclr) {
for(temp=112;temp!=0;temp--) {
}
}
}
//*******************************
void SomeNOP(void)
{
uchar i;
i=5;
while(i--);
}
/***************************************************************************/
void Start() {
SDA=1;SomeNOP();
SCL=1;SomeNOP();
SDA=0;SomeNOP();
SCL=0;SomeNOP();
}
/***************************************************************************/
void Stop() {
SCL=0;SomeNOP();
SDA=0;SomeNOP();
SCL=1;SomeNOP();
SDA=1;SomeNOP();
}
/***************************************************************************/
void Ack() {
SDA=0;SomeNOP();
SCL=1;SomeNOP();
SCL=0;SomeNOP();
SDA=1;SomeNOP();
}
/***************************************************************************/
void NoAck() {
SDA=1;SomeNOP();
SCL=1;SomeNOP();
SCL=0;SomeNOP();
}
/***************************************************************************/
bit TestAck() {
bit ErrorBit;
SDA=1;SomeNOP();
SCL=1;SomeNOP();
ErrorBit=SDA;
SCL=0;
return(ErrorBit);
}
/***************************************************************************/
Write8Bit(unsigned char input)
{
unsigned char temp;
for(temp=8;temp!=0;temp--) {
SDA=(bit)(input&amt;0x80);
SCL=1;SomeNOP();
SCL=0;SomeNOP();
input=input<<1;
}
}
/***************************************************************************/
void Write24c02(unsigned char xdata *Wdata,unsigned char RomAddress,unsigned char number) {
wdgclr=!wdgclr;
Start();
Write8Bit(WriteDeviceAddress);
TestAck();
Write8Bit(RomAddress);
TestAck();
for(;number!=0;number--) {
Write8Bit(*Wdata);
TestAck();
Wdata++;
}
Stop();
I2cDelay(10);
}
/***************************************************************************/
unsigned char Read8Bit() {
unsigned char temp,rbyte=0;
for(temp=8;temp!=0;temp--) {
SCL=1;
rbyte=rbyte<<1;
rbyte=rbyte|((unsigned char)(SDA));
SCL=0;
}
return(rbyte);
}
/***************************************************************************/
void Read24c02(unsigned char *RamAddress,unsigned char RomAddress,unsigned char bytes) {
// unsigned char temp,rbyte;
wdgclr=!wdgclr;
Start();
Write8Bit(WriteDeviceAddress);
TestAck();
Write8Bit(RomAddress);
TestAck();
Start();
Write8Bit(ReadDviceAddress);
TestAck();
while(bytes!=1) {
*RamAddress=Read8Bit();
Ack();
RamAddress++;
bytes--;
}
*RamAddress=Read8Bit();
NoAck();
Stop();
}
/*************************************************
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