uart.h

GPRS模块通过PPP方式实现TCPIP全过程

/***********************************************
   name: uart.h
   create by skier 2005.06.04
   for LPG2104     UART driver
*********************************************/
#ifndef UART_H
#define UART_H

/*
* if  DEBUG_MODEM_DATA defined
*Byte receive from  Modem or Send to Modem will
* print to user Com
*/
//#define DEBUG_MODEM_DATA

#define UART0_IN_DATA  (((U0LSR | 0x00) & 0x01) == 0x01)
#define UART0_DATA      U0RBR
#define UART1_IN_DATA  (((U1LSR | 0x00) & 0x01) == 0x01)
#define UART1_DATA      U1RBR

#define UART1_RATE 115200
#define  U1LCR_VALUE ((Fcclk/4) /16)/UART1_RATE
#define UART0_RATE 115200
#define U0LCR_VALUE ((Fcclk/4) /16)/UART0_RATE

/*
*  MAX byte of UART0 interrupt buffered.
*UART0 in this is used to print DEBUG information ,
*UART0 is also used to connect to user application 
*equipment. such as POS.
*/
#define MAX_UART0_BUFFER    512

/*
*  MAX byte of UART1 interrupt buffered.
* UART1 in this is used to connect to a GPRS Modem.
* such as HUAWEI GTM900B, MC35I etc.
*/
#define MAX_UART1_BUFFER    1024

/*
* MAX byte will be read one time by main() function.
* for reduce RAM we define it to 512
*/
#define MAX_READ_LEN  1024

#define UART_NO_DATA  -1
#define DATA_READ_OK    0

#define SEND_AT(str)                      sendString_2_modem(str)
#define GET_AT(p)                             Uart1_getByte(p)
#define GET_USER_DATA(p)            Uart0_getByte(p)



#define DEBUG  0

#if DEBUG
#define DEBUG_FUNCTION(str)       debug_sys_time();   \
                                                       sendString_2_user(str);

#define DEBUG_EVENT(str)           {   \
                                                       debug_sys_time();   \
                                                       sendString_2_user(str);\
                                                     } 

#define DEBUG_ERR(str)               {   \
                                                       debug_sys_time();   \
                                                       sendString_2_user("ERR:");\
                                                       sendString_2_user(str);\
                                                     } 
#else
#define DEBUG_FUNCTION(str)
#define DEBUG_EVENT(str) 
#define DEBUG_ERR(str)
#endif

#define DEBUG_CHAR(char)             //sendByte_2_user(char)

#define DEBUG_CHARNECESSARY(ch)   sendByte_2_user(ch)

#define  DEBUG_NECESSARY(s)       sendString_2_user(s)

#ifndef UART_C
extern void  UART0_Ini(void);
extern void UART1_Ini(void);
extern void  sendByte_2_user(u8_t data);
extern void sendByte_2_modem(u8_t data);
extern void  sendString_2_user(char *str);
extern void  sendString_2_modem(char *str);
extern char UART0_ReceiveChar(void);
extern u32_t get_user_data(u8_t *ch);
extern u32_t get_modem_data(u8_t *ch);
extern   u16_t  get_modem_datalen(void);
extern  u16_t  get_user_datalen(void);
extern  u32_t writeDate_2_modem(void *device, u8_t *data, u32_t len);
extern  u32_t writeDate_2_user(u8_t *data, u32_t len);
extern void sio_read_abort(void *);
//extern INT16  Uart1_getByte(u8_t *ch);
#else
void  UART0_Ini(void);
void UART1_Ini(void);
void  sendByte_2_user(u8_t data);
void sendByte_2_modem(u8_t data);
void  sendString_2_user(char *str);
void  sendString_2_modem(char *str);
char UART0_ReceiveChar(void);
INT16 Uart0_getByte(u8_t *ch);
INT16 Uart1_getByte(u8_t *ch);
u32_t get_modem_data(u8_t *buf);
u32_t get_user_data(u8_t *buf);
u16_t  get_modem_datalen(void);
u16_t  get_user_datalen(void);
u32_t writeDate_2_modem(void *device, u8_t *data, u32_t len);
u32_t writeDate_2_user(u8_t *data, u32_t len);
void sio_read_abort(void *);
#endif

#endif