pc_comm.h

一款收款机C源代码！因为是几年前的代码了

/******************************************************************************
 * Module: PC_Comm.C
 * Modified by: X.C.Zheng WeiHua
 * Modified on: Date: 2003-12-06 17:29
 * Copyright(c) WeiHua Tech Ltd.
 * Description:	Communication with PC.
******************************************************************************/

#include "ecrsys.h"


#ifdef PC_COMM				/* Support the PC communication function */

/************************************************************************
				Command codes of the communication protocol
************************************************************************/
#define	PLU_DWN						0x01			/* PLU parameter down-load */
#ifdef SCANNER			/* Support the scanner function */
#define	PLU_IDX_DWN					0x02        /* PLU index table down-load */
#endif /* End SCANNER */
#define	SYS_PARA_DWN				0x03        /* System parameter down-load */
#define	CLERK_DWN					0x04        /* Clerk parameter down-load */
#define	TTL_DESC_DWN				0x05        /* Total description down-load */
#define	RFND_DWN						0x06        /* Refund parameter down-load */
//#define	WLCM_BOTM_MSG_DWN			0x07        /* Welcome & Trailer message down-load */
#define	KB_POS_LAYOUT_DWN			0x07			// POS Keyboard layout down-load
#define	DEPT_DWN						0x08        /* Department parameter down-load */
#define	PER_DWN						0x09        /* Percent parameter down-load */
#define	RAM_LOGO_DWN				0x0A        /* Ram Logo down-load */
#define	SNGL_PLU_DWN				0x0B        /* Single PLU down-load */
#ifdef STOCK		/* Suppor the stock function */
#define	PLU_STOCK_DWN				0x0C			/* PLU stock down-load */
#define	SNGL_PLU_STOCK_DWN		0x0D			/* Single PLU stock down-load */
#endif /* End STOCK */
#define	KEY_LAYOUT_DWN				0x0E			/* Keyboard layout down-load */
#define	WLCM_MSG_DWN				0xA1			/* Welcome message down-load */
#define	BOTM_MSG_DWN				0xA2			/* Trailer message down-load */
#define	VAT_DWN						0xA3			/* VAT rate down-load */
#define	TAX_DWN						0xA4			/* Tax rate down-load */
#define	PCASH_DWN					0xA5			/* PCASH parameter down-load */
#ifdef FCE_FUNC	/* Support the FCE function */
#define	FCE_DWN						0xA6			/* FCE parameter down-load */
#endif /* End FCE_FUNC */
#ifdef VER_RSNT	/* Support the restaurant function */
#define	TABLE_DWN					0xA7			/* Table parameter down-load */
#define	WAITER_DWN					0xA8			/* Waiter parameter down-load */
#endif /* End VER_RSNT */
#define	REGI_DESC_DWN				0xA9			/* Register descriptor down-load */
#define	KP_RP_FLAG_DWN				0xAB			/* KP/RP flag down-load */
#define	PLUTAB_DWN					0xB2			/* PLU relation table down-load */
#ifdef ELEC_SCALE
#define	SCALEPLU_PARA_DWN			0xB3			/* Scale PLU parameter down-load */
#define	SCALEPLU_DATA_DWN			0xB4			/* Scale PLU table data down-load */
#endif

#define	HAND_SHAKE					0x20			/* Version No. gets */
#define	ECHO_OK						0x21        /* ECHO OK */
#define	ECHO_ER						0x22        /* ECHO Error */
#define	ECHO_STATUS					0x23			/* ECHO the status */
#define	ECHO_EXIT_COMM				0x99			/* Exit the communication process */

#define	PLU_UP						0x31			/* PLU parameter up -load */
#ifdef SCANNER 		/* Suport the scanner function */
#define	PLU_IDX_UP					0x32        /* PLU index table up -load */
#endif /* End SCANNER */
#define	SYS_PARA_UP					0x33        /* System parameter up -load */
#define	CLERK_UP						0x34        /* Clerk parameter up -load */
#define	TTL_DESC_UP					0x35        /* Total description up -load */
#define	RFND_UP						0x36        /* Refund parameter up-load */
//#define	WLCM_BOTM_MSG_UP			0x37        /* Welcome & Trailer message up -load */
#define	KB_POS_LAYOUT_UP			0x37			// POS Keyboard layout up-load
#define	DEPT_UP						0x38        /* Department parameter up -load */
#define	PER_UP						0x39        /* Percent parameter up -load */
#define	SNGL_PLU_UP					0x3F        /* Single PLU up-load */
#ifdef STOCK			/* Support the stock function */
#define	PLU_STOCK_UP				0x3C			/* PLU stock up-load */
#define	SNGL_PLU_STOCK_UP			0x3D			/* Single PLU stock up-load */
#endif /* End STOCK */
#define	KEY_LAYOUT_UP				0x3E			/* Keyboard layout up-load */
#define	WLCM_MSG_UP					0xC1        /* Welcome message up-load */
#define	BOTM_MSG_UP					0xC2        /* Trailer message up-load */
#define	VAT_UP						0xC3			/* VAT rate up-load */
#define	TAX_UP						0xC4			/* Tax rate up-load */
#define	PCASH_UP						0xC5			/* PCASH parameter up-load */
#ifdef FCE_FUNC		/* Support the FCE function */
#define	FCE_UP						0xC6			/* FCE parameter up-load */
#endif /* End FCE_RUNC */
#ifdef VER_RSNT 		/* Support the restaurant function */
#define	TABLE_UP						0xC7			/* Table parameter up-load */
#define	WAITER_UP					0xC8			/* Waiter parameter up-load */
#endif /* End VER_RSNT */
#define	REGI_DESC_UP				0xC9			/* Register descriptor up-load */
#define	KP_RP_FLAG_UP				0xCB			/* KP/RP flag up-load */
#ifdef	ELEC_JRNL
#define	SALE_JRNL_UP				0xCC			/* Sale journal up-load */
#define	DC_JRNL_UP					0xCD			/* Discount journal up-load */
#define	RM_JRNL_UP					0xCE			/* Return Merchandise journal up-load */
#define	SALE_JRNL_UP2				0xCF			/* Sale journal up-load (Second way) */
#define	DC_JRNL_UP2					0xD0			/* Discount journal up-load (Second way) */
#define	RM_JRNL_UP2					0xD1			/* Return Merchandise journal up-load (Second way) */
#endif
#define	PLUTAB_UP					0xE2			/* PLU relation table up-load */
#ifdef ELEC_SCALE
#define	SCALEPLU_PARA_UP			0xE3			/* Scale PLU parameter up-load */
#define	SCALEPLU_DATA_UP			0xE4			/* Scale PLU table data up-load */
#endif
#ifdef PC_TEST
#define	PST_UP						0xAA			/* Tax rate up-load */
#define	PST_DWN					0xCA			/* Tax rate up-load */
#endif

#define	DAILY_RPT_UP_X				0x40			/* Daily report up-load (X) */
#define	DAILY_RPT_UP_Z				0x41        /* Daily report up-load (Z) */
#define	PTD_RPT_UP_X				0x42        /* Period report up-load (X) */
#define	PTD_RPT_UP_Z				0x43        /* Period report up-load (Z) */
#define	DAILY_PLU_UP_X				0x44        /* Daily PLU report up-load (X) */
#define	DAILY_PLU_UP_Z				0x45        /* Daily PLU report up-load (Z) */
#define	PTD_PLU_UP_X				0x46        /* Period PLU report up-load (X) */
#define	PTD_PLU_UP_Z				0x47        /* Period PLU report up-load (Z) */
#define	DAILY_CLERK_UP_X			0x48        /* Daily clerk report up-load (X) */
#define	DAILY_CLERK_UP_Z			0x49        /* Daily clerk report up-load (Z) */
#define	PTD_CLERK_UP_X				0x4A        /* Period clerk report up-load (X) */
#define	PTD_CLERK_UP_Z				0x4B        /* Period clerk report up-load (Z) */
#ifdef VER_RSNT 			/* Support the restaurant function */
#define	TOT_TABLE_UP_X				0x4C        /* Total table report up-load (X) */
#define	TOT_TABLE_UP_Z				0x4D        /* Total table report up-load (Z) */
#endif /* End VER_RSNT */
#define	HOURLY_RPT_UP_X			0x4E			/* Hourly sales report up-load (X) */
#define	HOURLY_RPT_UP_Z			0x4F			/* Hourly sales report up-load (Z) */
#ifdef VER_RSNT			/* Support the restaurant function */
#define	ACITVE_TABLE_UP_X			0x50			/* Active table sales report up-load (X) */
#define	WAITER_RPT_UP_X			0x52			/* Waiter sales report up-load (X) */
#define	WAITER_RPT_UP_Z			0x53			/* Waiter sales report up-load (Z) */
#endif /* End VER_RSNT */

/* The report defind area, reserved */


/*--------------------------------------*
			The error code define.
 *--------------------------------------*/
#define	COMM_TIME_OVER				1				/* Communication time over. (When 3s not received the demand data) */
#define	NON_EXIST_CMD				2        	/* Nonexistent command code. */
#define	NOT_MATCH_FORMAT			3        	/* The received data's format error. */
#define	CS_ERR						4        	/* Check sum error. */
#define	PLU_NOT_BLANK				5        	/* PLU total amount & quantity not blank. */
#define	REPORT_NOT_VOID			6				/* Not all the reports data is void. */
#define	WORK_MODE_ERROR			7				/* Work mode error */
#define	DEPT_NOT_BLANK				8        	/* DEPT total amount & quantity not blank. */
#define	SAME_PLU_INDEX				9				/* The same PLU index */
#define	NO_HARD_CTRL_LOCK			10				/* The hard control lock scan not exists */
#define	VAT_MODE_ERR						11				/* Not in the VAT mode */
#define	TAX_MODE_ERR						12				/* Not in the tax mode */
#define	PLU_RELATION_TABLE		13				/* The attribute of PLU is different in ECR and PC */


/*--------------------------------------*
			The other code define.
 *--------------------------------------*/
#ifdef	ELEC_JRNL
#define	EJ_REQ						0x01			/* Request */
#define	EJ_NEXT						0x02			/* Next */
#define	EJ_RETRY						0x03			/* Retry */
#define	EJ_EXIT						0x09			/* Exit */
#define	EJ_ECHO_OK					ECHO_OK		/* Echo OK */
#define	EJ_ECHO_ER					ECHO_ER		/* Echo error */
#define	EJ_ER_REQ					EJ_REQ		/* Require error */
#define	EJ_ER_NEXT					EJ_NEXT		/* Next error */
#define	EJ_ER_RETRY					EJ_RETRY		/* Retry error */
#define	EJ_ER_OTHER					0x04			/* Other error */
#define	EJ_UP_CON					0x01			/* EJ up-load not finished */
#define	EJ_UP_FIN					0x02			/* EJ up-load is finished */
#endif


/*-----------------------------------------------*
			The communication function.
 *-----------------------------------------------*/
byte Get_Data(void);
byte Verify_CS(byte *vfy_str, word length, byte check_sum);
byte Wr_Long_Str_Uart(byte port, byte *str, word len);
byte HandShake(void);
void PC_Comm_Port_Init(char flag);
void Send_Error_Info(byte Error_Type);
void Send_Succeed_Info(void);
void Test_Send_Data(void);
void Test_Rpt_Send_Data(void);
void PC_Comm_Exit_Send(void);
void Write_Head(void);
void PC_Comm_Para_Init(void);
void PC_Comm_Restore(void);
void Read_Data_PC(void);
void Send_Data_PC(void);
void CalCS(byte *src_str, word length, byte *check_sum);
#ifdef SCANNER 		/* Support the scanenr function */
void Sngl_PLU_Index_Update(void);
#endif /* End SCANNER */
long Qty_Format_Change(long quantity, byte flag);
#ifdef	ELEC_JRNL
void	Send_EJ_Error_Info(byte flag1, byte error_type);
void	Set_EJ_Send(void);
void	Clr_EJ_Send(void);
BOOL	Chk_EJ_Send(byte clr_flag);
void	Set_EJ_Up(void);
void	Set_EJ_Sta(byte status);
void	EJ_Bak_Tax(void);
#endif

void Do_PLU_Dwn(void);
#ifdef SCANNER			/* Support the scanner function */
void Do_PLU_Idx_Dwn(void);
#endif /* End SCANNER */
void Do_Sys_Para_Dwn(void);
void Do_Clerk_Dwn(void);
void Do_Ttl_Desc_Dwn(void);
void Do_Rfnd_Dwn(void);
//void Do_Wlcm_Botm_Msg_Dwn(void);
void Do_Dept_Dwn(void);
void Do_Per_Dwn(void);
void Do_Ram_Logo_Dwn(void);
void Do_Sngl_PLU_Dwn(void);
#ifdef STOCK 		/* Support the stock function */
void Do_PLU_Stock_Dwn(void);
void Do_Sngl_PLU_Stock_Dwn(void);
#endif /* End STOCK */
void Do_Key_Layout_Dwn(void);
void Do_KB_POS_Layout_Dwn(void);
void Do_Wlcm_Msg_Dwn(void);
void Do_Botm_Msg_Dwn(void);
void Do_VAT_Dwn(void);
void Do_Tax_Dwn(void);
void Do_PCASH_Dwn(void);
#ifdef FCE_FUNC			/* Support hte FCE function */
void Do_FCE_Dwn(void);
#endif /* End FCE_FUNC */
#ifdef VER_RSNT			/* Support the restaurant function */
void Do_Table_Dwn(void);
void Do_Waiter_Dwn(void);
#endif /* End VER_RSNT */
void	Do_Regi_Desc_Dwn(void);
void	Do_KP_RP_Flag_Dwn(void);
void Do_PLU_relation_tabl_Dwn(void);
#ifdef ELEC_SCALE
void Do_Scale_PLU_Para_Dwn(void);
void Do_Scale_PLU_Data_Dwn(void);
#endif
void Do_PLU_Up(void);
#ifdef SCANNER 		/* Support the scanner fucntion */
void Do_PLU_Idx_Up(void);
#endif /* End SCANNER */
void Do_Sys_Para_Up(void);
void Do_Clerk_Up(void);
void Do_Ttl_Desc_Up(void);
void Do_Rfnd_Up(void);
//void Do_Wlcm_Botm_Msg_Up(void);
void Do_Dept_Up(void);
void Do_Per_Up(void);
void Do_Sngl_PLU_Up(void);
#ifdef STOCK 		/* Support the stock function */
void Do_PLU_Stock_Up(void);
void Do_Sngl_PLU_Stock_Up(void);
#endif /* End STOCK */
void Do_Key_Layout_Up(void);
void Do_KB_POS_Layout_Up(void);
void Do_Wlcm_Msg_Up(void);
void Do_Botm_Msg_Up(void);
void Do_VAT_Up(void);
void Do_Tax_Up(void);
void Do_PCASH_Up(void);
#ifdef FCE_FUNC			/* Support hte FCE function */
void Do_FCE_Up(void);
#endif /* End FCE_FUNC */
#ifdef VER_RSNT			/* Support the restaurant function */
void Do_Table_Up(void);
void Do_Waiter_Up(void);
#endif /* End VER_RSNT */