2407PID控制程序（附加VB控制界面）超爽！
源代码在线查看： sci2407.h
/*--------------------------------------------------------*/
/* WQ21ST SOFTWARE STUDIO. */
/*--------------------------------------------------------*/
/*---------------------------------------------------------------*/
/* filename: prot2407.h */
/* original: 08/20/2001 by: WQ */
/* last update: 08/21/2001 by: WQ */
/*---------------------------------------------------------------*/
volatile unsigned int read_atod(unsigned int chan_num);
void atod_init(void);
void init_uart1(void);
unsigned int chk_uart1_xmit_empty(void);
unsigned int chk_uart1_rec_full(void);
unsigned int uart1_put_char(unsigned int);
unsigned int uart1_put_string(unsigned char *);
unsigned int uart1_get_char(void);
unsigned int read_uart(void);
unsigned int write_uart( unsigned int);
unsigned int write_string(unsigned char *out_string );
unsigned int wait_ms( volatile unsigned int delay_val );
unsigned int DacCalibrate( void ) ;
void set_pll( void );
/*---------------------------------------------------------------*/
/* WQ21ST SOFTWARE STUDIO. */
/*---------------------------------------------------------------*/
/*---------------------------------------------------------------*/
/*#define SCSR1 0x7018*/
#define ADC_CLKEN 0x0080
#define SCI_CLKEN 0x0040
#define SPI_CLKEN 0x0020
#define CAN_CLKEN 0x0010
#define EVB_CLKEN 0x0008
#define EVA_CLKEN 0x0004
/*
I/O register addresses
*/
#define OCRA 0x7090
#define MCRB 0x7092
#define MCRB0 0x0001
#define MCRB1 0x0002
#define ISRA 0x7094
#define ISRB 0x7096
#define PADATDIR 0x7098
#define PBDATDIR 0x709A
#define PCDATDIR 0x709C
#define IOPC0 0x0001
#define IOPC1 0x0002
#define C0DIR 0x0100
#define C1DIR 0x0200
#define PDDATDIR 0x709E
/*
OCRA & OCRB bit definitions
*/
#define OPA0 0x0001
#define TXD_FUNCTION 0x0001
#define OPA1 0x0002
#define RXD_FUNCTION 0x0002
#define OPA2 0x0004
#define OPA3 0x0008
#define OPA4 0x0010
#define OPA5 0x0020
#define OPA6 0x0040
#define OPA7 0x0080
#define OPA8 0x0100
#define OPA9 0x0200
#define OPA10 0x0400
#define OPA11 0x0800
#define OPA12 0x1000
#define OPA13 0x2000
#define OPA14 0x4000
#define OPA15 0x8000
#define OPB0 0x0001
#define OPB1 0x0002
#define OPB2 0x0004
#define OPB3 0x0008
#define OPB4 0x0010
#define OPB5 0x0020
#define OPB6 0x0040
#define OPB7 0x0080
#define OPB8 0x0100
#define OPB9 0x0200
#define OPB10 0x0400
#define OPB11 0x0800
#define OPB12 0x1000
#define OPB13 0x2000
#define OPB14 0x4000
#define OPB15 0x8000
/*
IO register bit definitions
*/
#define IOPx0 0x0001
#define IOPx1 0x0002
#define IOPx2 0x0004
#define IOPx3 0x0008
#define IOPx4 0x0010
#define IOPx5 0x0020
#define IOPx6 0x0040
#define IOPx7 0x0080
#define x0DIR 0x0100
#define x1DIR 0x0200
#define x2DIR 0x0400
#define x3DIR 0x0800
#define x4DIR 0x1000
#define x5DIR 0x2000
#define x6DIR 0x4000
#define x7DIR 0x8000
/*--------------------------------------------------------*/
/* WQ21ST SOFTWARE STUDIO. */
/*--------------------------------------------------------*/
/*--------------------------------------------------------*/
/* run test include file */
/* */
/* filename: run_test.h */
/* original: 07/22/2001 by: WQ */
/* last update: 08/29/2001 by: WQ */
/*--------------------------------------------------------*/
#define NO_RUN 0x0000
#define RUN 0x0001
#define TEST1 RUN /* data space ram test */
#define TEST2 RUN /* code space ram test */
#define TEST3 RUN /* onchip uart loopback test */
#define TEST4 RUN /* dac loopback test */
#define TEST5 RUN /* led test */
#define TEST6 RUN /* latch led test */
#define TEST7 RUN /* dip switch test */
/*--------------------------------------------------------*/
/* WQ21ST SOFTWARE STUDIO. */
/*--------------------------------------------------------*/
/*
* Baud Rate Calculations/Definitions
*/
/* #define BAUD_9600 0x0103 */
#define BAUD_9600 383
/* 29.4912 MHz SYSCLK */
/* baud = 29,491,200 /[383 + 1] * 8 */
/* baud = 29,491,200 / 384 * 8 */
/* baud = 29,491,200 / 3072 */
/* baud = 9600.000 */
/* % error = [9600-9600] /9600 */
/* % error = 0.0 */
/*----------for reference ------------*/
/* 20 MHz = 20 MHz SYSCLK */
/* baud = 20,000,000 /[259 + 1] * 8 */
/* baud = 20,000,000 / 260 * 8 */
/* baud = 20,000,000 / 2080 */
/* baud = 9615.384 */
/* % error = [9615-9600] /9600 */
/* % error = 15 / 9600 */
/* % error = 0.0015625 */
/********************************************************************/
/* Serial Communications Interface Module for C24X,243,2407 */
/********************************************************************/
struct sci
{
unsigned int ccr; /* 0x7050 in data space */
unsigned int ctl1; /* 0x7051 in data space */
unsigned int baud_hi; /* 0x7052 in data space */
unsigned int baud_lo; /* 0x7053 in data space */
unsigned int ctl2; /* 0x7054 in data space */
unsigned int rxst; /* 0x7055 in data space */
unsigned int rxemu; /* 0x7056 in data space */
unsigned int rxbuf; /* 0x7057 in data space */
unsigned int res1; /* 0x7058 in data space */
unsigned int txbuf; /* 0x7059 in data space */
unsigned int res2; /* 0x705a in data space */
unsigned int res3; /* 0x705b in data space */
unsigned int res4; /* 0x705c in data space */
unsigned int res5; /* 0x705d in data space */
unsigned int res6; /* 0x705e in data space */
unsigned int pri; /* 0x705f in data space */
};
/*
This module defines the bit positions in various sci registers. For other
registers more definitions are needed.
*/
/*
SCInCCR
*/
#define STOP_BITS 0x80
#define PARITY 0x40
#define PARITY_EN 0x20
#define LOOP_BACK 0x10
#define ADDR_IDLE 0x08
#define SCI_CHAR2 0x04
#define SCI_CHAR1 0x02
#define SCI_CHAR0 0x01
/*
SCInCTL1
*/
#define CRL1_RES1 0x80
#define RXERR 0x40
#define SW_RESET 0x20
#define CRL1_RES2 0x10
#define TXWAKE 0x08
#define SLEEP 0x04
#define TX_ENA 0x02
#define RX_ENA 0x01
/*
SCInCTL2
*/
#define TX_RDY 0x80
#define TX_EMPTY 0x40
#define CRL2_RES3 0x20
#define CRL2_RES2 0x10
#define CRL2_RES1 0x08
#define CRL2_RES0 0x04
#define RX_INT_EN 0x02
#define TX_INT_EN 0x01
/*
SCInRXST
*/
#define RXERROR 0x80
#define RXRDY 0x40
#define BRKDT 0x20
#define FE 0x10
#define OE 0x08
#define PE 0x04
#define RXWAKE 0x02
#define RXST_RES1 0x01
/*
SCInPRI
*/
#define PRI_RES0 0x80
#define PRI_TXPRI 0x40
#define PRI_RXPRI 0x20
#define PRI_SOFT 0x10
#define PRI_FREE 0x08
#define PRI_RES2 0x04
#define PRI_RES3 0x02
#define PRI_RES4 0x01
/********************************************************************/
/* Define pointers to memory mapped peripherals */
/********************************************************************/
#define SCI ((volatile struct sci *) 0x07050)
/*--------------------------------------------------------*/
/* WQ21ST SOFTWARE STUDIO. */
/*--------------------------------------------------------*/
/*
/*
Macro Expansion Declarations
*/
#define _WSGR 0FFFFh /* wait state generator reg in I/O space */
#define STR(x) #x
#define OUTMAC(address,data) \
asm(" LDPK _"STR(data)); \
asm(" OUT _"STR(data) "," STR(address))
#define INMAC(address,data) \
asm(" LDPK _"STR(data)); \
asm(" IN _"STR(data) "," STR(address))
/*--------------------------------------------------------*/
/* WQ21ST SOFTWARE STUDIO. */
/*--------------------------------------------------------*/
/*---------------------------------------------------------*/
/* Header file for EVM2407 Hardware Dependent Routines */
/* Includes: CAN Bus */
/* Switches */
/* LEDS */
/* Internal UART */
/* External Memory */
/*---------------------------------------------------------*/
/* Target: EVM320C2407 Assy:504880 */
/*---------------------------------------------------------*/
/*---------------------------------------------------------------*/
/* filename: sys2407.h */
/* original: 08/21/2001 by: WQ */
/* last update: 08/27/2001 by: WQ */
/*---------------------------------------------------------------*/
#define UINT16 unsigned short
#define UINT8 unsigned char
#define GREG 0x0005 /* location of GREG Register */
#define LOW_BYTE_MASK 0x00FF /* Mask out upper byte keep low */
#define HIGH_BYTE_MASK 0xFF00 /* Mask out lower byte keep high */
#define BYTE0 0x0000 /* Byte 0 is low byte D0-D7 */
#define BYTE1 0x0001 /* Byte 1 is high byte D8-D15 */
/* Wait State Bits */
#define PSWSB0 0x0001
#define PSWSB1 0x0002
#define PSWSB2 0x0004
#define DSWSB0 0x0008
#define DSWSB1 0x0010
#define DSWSB2 0x0020
#define IOWSB0 0x0048
#define IOWSB1 0x0080
#define IOWSB2 0x0100
