sl811.h

来自「SPI FLASH,SL811HST驱动」· C头文件 代码 · 共 90 行

//========================================================================================
//
//						USB MASS STORAGE DRIVER FOR PIC18F452                                              
//   								Version:  2.01                                                                       
// 
//========================================================================================                                   
//	Author 	:	Guillaume Fondeville                                                                          
//  Email   :	[e-mail]
//  Site    :	http://g.fondeville.free.fr
//========================================================================================
//	Micro	:	PIC18F452  16MHz
//	SIE 	:	SL811HS (Cypress)
//	WatchDog disable, Oscillator HS
//	UART	: 	115200, 8 data bits, no parity, 1 start, 1 stop                                                                        
//
//--------- GNU GPL LICENCE --------------------------------------------------
//	This file is subject to the terms of the GNU General Public License as
//	published by the Free Software Foundation.  A copy of this license is
//	included with this software distribution in the file COPYING.  If you
//	do not have a copy, you may obtain a copy by writing to the Free
//	Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
//
//	This software is distributed in the hope that it will be useful,
//	but WITHOUT ANY WARRANTY; without even the implied warranty of
//	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//	GNU General Public License for more details
//========================================================================================

//#include "18F4520.h"
//#include <pic18.h>
#include <pic18.h>

//========================================================================================
//	Constant definitions
//========================================================================================
#define	INTRQ	RB0//PIN_B0
#define	NWR		RE1//PIN_E1
#define	NRD		RE0//PIN_E0
#define	A0		RE2//PIN_E2

#define	SL811_DATA	PORTD

#define	READY				0
#define	COMPLETED			0
#define	NO_DEVICE			1
#define	NOT_FULL_SPEED		2
#define	NOT_MASS_STORAGE	3
#define	ERROR				4
#define	BUSY				5
#define	STALL				6
//========================================================================================
// Global Variables
//========================================================================================
extern unsigned char  buffer[512];
extern unsigned char data_toggle, adr, endp_in, endp_out; 
//========================================================================================
//		Functions 
//========================================================================================

//USB
void sl811_write(unsigned char adr, unsigned char value);
unsigned char sl811_read(unsigned char adr);
void sl811_write_buf(unsigned char adr, unsigned char * buffer, unsigned char size);
void sl811_read_buf(unsigned char adr, unsigned char * buffer, unsigned char size);

void sl811_write_next(unsigned char value);  //先写一个，后接着写
unsigned char sl811_read_next(void);         //先读一个，后接着读

unsigned char sl811_set_addr(void);
void sl811_get_device_desc(unsigned char * buf);
void sl811_get_device_conf(unsigned char * buf);
unsigned char sl811_set_conf(void);
void sl811_clear_feature(void);

unsigned char sl811_read_sector(unsigned long sector, void *buf);    //用于FAT文件系统读写扇区
unsigned char sl811_write_sector(unsigned long sector, void *buf);
unsigned char sl811_usb_ready(void);

void sl811_init(void);
unsigned char sl811_start(void);

void pause_ms(unsigned char tps);