protocol.h

ARM入门的好帮手.包含了从简单到相对较复杂的程序.

//*----------------------------------------------------------------------------
//*      ATMEL Microcontroller Software Support  -  ROUSSET  -
//*----------------------------------------------------------------------------
//* The software is delivered "AS IS" without warranty or condition of any
//* kind, either express, implied or statutory. This includes without
//* limitation any warranty or condition with respect to merchantability or
//* fitness for any particular purpose, or against the infringements of
//* intellectual property rights of others.
//*----------------------------------------------------------------------------
//* File Name           : protocol.h
//* Object              : Flash Memory Upload protocol definition
//* 1.0 17/04/00 EL     : Creation
//*	1.1 03/07/00 EL     : Reset command
//*----------------------------------------------------------------------------
/*

*/

typedef __packed struct ATS_Command
{
	u_char code;
	u_char chip;
	u_short manuf;
	u_short flash;
	u_short version;
	u_short cd;
	u_int addr;
} ATS_Command;

typedef __packed struct SPEED_Command
{
	u_char code;
	u_short cd;
} SPEED_Command;

typedef __packed struct ERASE_Command
{
	u_char code;
	u_int addr;
} ERASE_Command;

typedef __packed struct WRITE_Command
{
	u_char code;
	u_int addr;
	u_char len;
} WRITE_Command;

typedef __packed struct READ_Command
{
	u_char code;
	u_int addr;
	u_char len;
} READ_Command;

typedef __packed struct VERIFY_Command
{
	u_char code;
	u_int addr;
	u_int len;
	u_int checksum;
} VERIFY_Command;

typedef __packed struct ERROR_Command
{
	u_char code;
	u_char error_code;
} ERROR_Command;


#define     COMMAND_CODE 0

#define     COMMAND_MAX_SIZE 128

#define FREE 		0
#define RESERVED 	1
#define CHECKED 	2

//* SYNC
#define     LEN_SYNC_COMMAND 1
#define     SYNC        0x80

//* ATS
#define     LEN_ATS_COMMAND sizeof(ATS_Command)
#define     ATS         'B'
#define     ATS_CHIP         1
#define     ATS_MANUFACTURER 2
#define     ATS_FLASH        4
#define     ATS_VERSION      6
#define     ATS_CD           8
#define     ATS_ADDR        10

//* SPEED
#define     LEN_SPEED_COMMAND sizeof(SPEED_Command)
#define     SPEED       'P'
#define     SPEED_CD     1

//* ACK
#define     LEN_ACK_COMMAND 1
#define     ACK         'A'

//* NACK
#define     LEN_NACK_COMMAND 1
#define     NACK        'N'

//* ERASE
#define     LEN_ERASE_COMMAND sizeof(ERASE_Command)
#define     ERASE       'E'
#define     ERASE_SECT   1

//* WRITE
#define     LEN_WRITE_COMMAND sizeof(WRITE_Command)
#define     WRITE       'W'
#define     WRITE_ADDR   1
#define     WRITE_LEN    5

//* READ
#define     LEN_READ_COMMAND sizeof(READ_Command)
#define     READ        'R'
#define     READ_ADDR    1
#define     READ_LEN     5

//* DATA
#define     LEN_DATA_COMMAND 128
#define     DATA        'D'
#define     DATA_D0      1

//* VERIFY
#define     LEN_VERIFY_COMMAND sizeof(VERIFY_Command)
#define     VERIFY      'V'
#define     VERIFY_ADDR  1
#define     VERIFY_LEN   5
#define     VERIFY_CHK   9

//* ERROR
#define     LEN_ERROR_COMMAND sizeof(ERROR_Command)
#define     ERROR       'F'
#define     ERROR_CODE   1
#define     WRITE_ERROR  1
#define     READ_ERROR   2
#define     ERASE_ERROR  3
#define     COMM_ERROR   4

//* RESET
#define     LEN_RESET_COMMAND 1
#define     RESET         'Z'