board.h

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#ifndef _BOARD_H_
#define _BOARD_H_


//_____ I N C L U D E S ____________________________________________________

//#include "lib_mcu\kbd\kbd_drv.h"           // keyboard driver definition 
//#include "conf_nf.h"
//_____ M A C R O S ________________________________________________________


//----- Board definition -----

// BOARD VERSION 
#define VERSION         22                  // V2.1 or V2.2 

#define INT0_button     P3_2

#define NF_WP                      P1_7
#define Nf_WP_ON()                 (P1_7 = 0)
#define Nf_WP_OFF()                (P1_7 = 1)

#define NF_CE0                 0
#define NF_CE1                 1
#define NF_CE                 NF_CE0

#if(NF_CE == NF_CE0)
// even 
#define NF_IDLE_STATE_ADD         0x3C      // Smart Media Card not selected 
#define NF_ADD_LATCH_ENABLE_ADD   0x2600    // Address Latch Enable Address 
#define NF_CMD_LATCH_ENABLE_ADD   0x2500    // Command Latch Enable Address 
#define NF_ADDRESS_CMD_DATA       0x2400    // Command / Data Address register 
#define NF_RD_BUSY                P2_4
#define Nf_CS_ON()                (P2_3 = 0)
#define Nf_CS_OFF()               (P2_3 = 1)
#endif

#if(NF_CE == NF_CE1)
// odd 
#define NF_IDLE_STATE_ADD         0x3C      // Smart Media Card not selected 
#define NF_ADD_LATCH_ENABLE_ADD   0x0A00    // Address Latch Enable Address 
#define NF_CMD_LATCH_ENABLE_ADD   0x0900    // Command Latch Enable Address 
#define NF_ADDRESS_CMD_DATA       0x0800    // Command / Data Address register 
#define NF_RD_BUSY                P2_2
#define Nf_CS_ON()                (P2_5 = 0)
#define Nf_CS_OFF()               (P2_5 = 1)
#endif

#define NF_IDLE_STATE_ADD_DOUBLE      0x3C      // Idle state for 2 Nand Flash 
#define NF_ADD_LATCH_ENABLE_ADD_EVEN  0x6200    // Address Latch Enable Address 
#define NF_CMD_LATCH_ENABLE_ADD_EVEN  0x6100    // Command Latch Enable Address 
#define NF_ADDRESS_CMD_DATA_EVEN      0x6000    // Command / Data Address register 
#define NF_ADD_LATCH_ENABLE_ADD_ODD   0x4A00    // Address Latch Enable Address 
#define NF_CMD_LATCH_ENABLE_ADD_ODD   0x4900    // Command Latch Enable Address 
#define NF_ADDRESS_CMD_DATA_ODD       0x4800    // Command / Data Address register 

#define NF_BSY_ODD                    P2_2
#define NF_BSY_EVEN                   P2_4


#define NF_CS_ODD                     P2_5
#define NF_CS_EVEN                    P2_3

#define NF_EVEN                         0
#define NF_ODD                          1


#define Nf_CS_ODD()     nf_parity_bit = NF_ODD;  NF_CS_EVEN = 1; NF_CS_ODD  = 0
#define Nf_CS_EVEN()    nf_parity_bit = NF_EVEN; NF_CS_ODD  = 1; NF_CS_EVEN = 0

#define Nf_active_ODD()     NF_CS_EVEN = 1; NF_CS_ODD = 0
#define Nf_active_EVEN()    NF_CS_ODD = 1; NF_CS_EVEN = 0


#define NF_128   // Nand Flash Capacity : NF_16 NF_32 NF_64 NF_128 



#define DATA_REGISTER             0x10
#define ERROR_REGISTER            0x11
#define SECTOR_COUNT_REGISTER     0x12
#define SECTOR_NUMBER_REGISTER    0x13
#define CYL_LOW_REGISTER          0x14
#define CYL_HIGH_REGISTER         0x15
#define DRIVE_HEAD_REGISTER       0x16
#define STATUS_COMMAND_REGISTER   0x17
#define ALT_STAT_REGISTER         0x0E
#define DRIVE_REGISTER            0x0F

#define H_DATA_REGISTER             0x1000
#define H_ERROR_REGISTER            0x1100
#define H_SECTOR_COUNT_REGISTER     0x1200
#define H_SECTOR_NUMBER_REGISTER    0x1300
#define H_CYL_LOW_REGISTER          0x1400
#define H_CYL_HIGH_REGISTER         0x1500
#define H_DRIVE_HEAD_REGISTER       0x1600
#define H_STATUS_COMMAND_REGISTER   0x1700
#define H_ALT_STAT_REGISTER         0x0E00
#define H_DRIVE_REGISTER            0x0F00


#define DF_CS           P2                  // dataflash CS# port 
#define DF_CS0          P2_3
#define DF_CS1          P2_5
#define DF_CS2          P2_6
#define DF_CS3          P2_6
#define DF_DESEL_ALL    ((Byte)0x08)        // set CS# dataflash memories 
#define DF_NB_MEM       1                   // 1 on-board memories 


//_____ D E F I N I T I O N ________________________________________________


//_____ D E C L A R A T I O N ______________________________________________


#endif    // _BOARD_H_ 

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