declare.#2

epsondriver 驱动源代码

/**********************************************************************************************************
							Sincere Techonlogy
							 Shanghai.China
			(c) Copyright 2005,Sincere Technology,Shanghai China
							All Rights Reserved



File name         : declare.c
Author            : Neil
Description       : Declare functions in this file 
Target            : C8051F023
Data              : 2005-3
**********************************************************************************************************/



/*  Functions   */
void SYSCLK_Init (void); 
void MEMORY_Init (void);
void PERIAL_Init (void);
void PORT_Init (void);
void SIOC_Init (void);
void INTERRUPT_Init (void);
void SMBUS_Init (void);
void UART0_Init (void);
void DELAY (int);
void SMBUS_ISR (void);
void UART0_Isr(void);
void SM_Send (char, unsigned int, char);
char SM_Receive (char, unsigned int);


void SetTG (void);
void SetVSPCR (void);
void SetVSPRSR (void);
void SetVSPGSG (void);
void SetVSPBSB (void);
void SetGCRAMR (void);
void SetGCRAMG (void);
void SetGCRAMB (void);
void SetVSPPQICSR (void);
void SetVSPCUCSRa (void);
void SetVSPCUCSRb (void);
void Set6100R (void);
void Set6100G (void);
void Set6100B (void);


/*  BIT Registers  */
sbit SCLK  =  P1^1;
sbit SDATA =  P1^0;
sbit SCS   =  P0^4;
sbit SCS61B=  P1^5;
sbit SCS61G=  P1^6;
sbit SCS61R=  P1^7;



//-----------------------------------------------------------------------------
// Global CONSTANTS
//-----------------------------------------------------------------------------

#define DEBUG        1
#define BAUDRATE     9600            // Baud rate of UART in bps
#define SYSCLK       20250000          // SYSCLK frequency in Hz
#define _24LC256    0xA0

#ifdef CTONL_C

//-----------------------------------------------------------------------------------
//Global VARIABLES
//-----------------------------------------------------------------------------------
unsigned int i,n;                   // i:counter,n:24lc256'saddress counter

char COMMAND;                       // Holds the slave address + R/W bit for
                                    // use in the SMBus ISR.

char WORD;                          // Holds data to be transmitted by the SMBus
                                    // OR data that has just been received.

char BYTE_NUMBER;                   // Used by ISR to check what data has just been
                                    // sent - High address byte, Low byte, or data
                                    // byte

unsigned char HIGH_ADD, LOW_ADD;    // High & Low byte for EEPROM memory address

bit SM_BUSY;                        // This bit is set when a send or receive
                                    // is started. It is cleared by the
                                    // ISR when the operation is finished.




//------------------------------------------------------------------------------------
// Global CONSTANTS
//------------------------------------------------------------------------------------

#define  WRITE       0x00                 // WRITE direction bit
#define  READ        0x01                 // READ direction bit

/*   Neil 2005-4-19

// Device addresses
#define  CHIP_A      0xF0
#define  CHIP_B      0xE0
#define  MY_ADD      CHIP_A               // Corresponds to the chip currently
                                          // being programmed.

// Peer-to-Peer OP_CODEs
#define  READ_ADC    0x01                 // OP_CODE to read from slave ADC
#define  WRITE_DAC   0x02                 // OP_CODE to write to slave DAC
#define  WRITE_BUF   0x03                 // OP_CODE to write to slave buffer
#define  READ_BUF    0x04                 // OP_CODE to read from slave buffer
*/

//SMBus states:
// MT = Master Transmitter
// MR = Master Receiver
// ST = Slave Transmitter
// SR = Slave Receiver

#define  SMB_BUS_ERROR  0x00              // (all modes) BUS ERROR
#define  SMB_START      0x08              // (MT & MR) START transmitted
#define  SMB_RP_START   0x10              // (MT & MR) repeated START
#define  SMB_MTADDACK   0x18              // (MT) Slave address + W transmitted;
                                          //  ACK received
#define  SMB_MTADDNACK  0x20              // (MT) Slave address + W transmitted;
                                          //  NACK received
#define  SMB_MTDBACK    0x28              // (MT) data byte transmitted; ACK rec'vd
#define  SMB_MTDBNACK   0x30              // (MT) data byte transmitted; NACK rec'vd
#define  SMB_MTARBLOST  0x38              // (MT) arbitration lost
#define  SMB_MRADDACK   0x40              // (MR) Slave address + R transmitted;
                                          //  ACK received
#define  SMB_MRADDNACK  0x48              // (MR) Slave address + R transmitted;
                                          //  NACK received
#define  SMB_MRDBACK    0x50              // (MR) data byte rec'vd; ACK transmitted
#define  SMB_MRDBNACK   0x58              // (MR) data byte rec'vd; NACK transmitted
#define  SMB_SROADACK   0x60              // (SR) SMB's own slave address + W rec'vd;
                                          //  ACK transmitted
#define  SMB_SROARBLOST 0x68              // (SR) SMB's own slave address + W rec'vd;
                                          //  arbitration lost
#define  SMB_SRGADACK   0x70              // (SR) general call address rec'vd;
                                          //  ACK transmitted
#define  SMB_SRGARBLOST 0x78              // (SR) arbitration lost when transmitting
                                          //  slave addr + R/W as master; general
                                          //  call address rec'vd; ACK transmitted
#define  SMB_SRODBACK   0x80              // (SR) data byte received under own slave
                                          //  address; ACK returned
#define  SMB_SRODBNACK  0x88              // (SR) data byte received under own slave
                                          //  address; NACK returned
#define  SMB_SRGDBACK   0x90              // (SR) data byte received under general
                                          //  call address; ACK returned
#define  SMB_SRGDBNACK  0x98              // (SR) data byte received under general
                                          //  call address; NACK returned
#define  SMB_SRSTOP     0xa0              // (SR) STOP or repeated START received
                                          //  while addressed as a slave
#define  SMB_STOADACK   0xa8              // (ST) SMB's own slave address + R rec'vd;
                                          //  ACK transmitted
#define  SMB_STOARBLOST 0xb0              // (ST) arbitration lost in transmitting
                                          //  slave address + R/W as master; own
                                          //  slave address rec'vd; ACK transmitted
#define  SMB_STDBACK    0xb8              // (ST) data byte transmitted; ACK rec'ed
#define  SMB_STDBNACK   0xc0              // (ST) data byte transmitted; NACK rec'ed
#define  SMB_STDBLAST   0xc8              // (ST) last data byte transmitted (AA=0);
                                          //  ACK received
#define  SMB_SCLHIGHTO  0xd0              // (ST & SR) SCL clock high timer per
                                          //  SMB0CR timed out (FTE=1)
#define  SMB_IDLE       0xf8              // (all modes) Idle

/*		UART0 used			*/
char Count_UART0,Count_UART0a;
char Rec_OK,Tran_OK;
char Tran_Flag;
char xdata sRecComBuf[7];
char *pointer;
unsigned int Address0707,Data0707,Address24LC256,DataAddress6100;
#else
extern char Count_UART0,Count_UART0a,Rec_OK,Tran_OK;
extern char Tran_Flag;
extern unsigned char xdata sRecComBuf[7];
extern char *pointer;
extern unsigned int Address0707,Data0707,Address24LC256,DataAddress6100;
#endif