variable.c

atmel at89c51snd1c mp3芯片方案源码

#include "config.h"                         /* system definition */


data    Byte    gl_cpt_tick;            /* general tick counter */
//bdata   bit     gl_key_repeat;          /* set to TRUE if a key is repeated */
bdata   bit     gl_key_press;           /* set to TRUE if a key is decoded */
Byte    gl_key;                 /* value of the key pressed */
pdata   Byte    gl_buffer[GL_BUF_SIZE];
data    Byte    gl_pointer;
idata   Byte    play_pause;
idata   Byte    bass_nobass;

/*variables for media I/O function */
xdata   Byte    gl_media_buffer[512]; 

/* variables for SBC libraries */
bit     gl_sbc_wr_protect;              /* mass storage write protected */
bit     gl_sbc_wr_busy;                 /* mass storage write in progress */
bit     gl_sbc_rd_busy;                 /* mass storage read in progress */

/* const for SBC libraries */
code    Byte    gl_sbc_vendor_id[8]   = SBC_VENDOR_ID;
code    Byte    gl_sbc_product_id[16] = SBC_PRODUCT_ID;
code    Byte    gl_sbc_revision_id[4] = SBC_REVISION_ID;

/* Disk management  */
bit     reserved_disk_space = FALSE;    /* reserved space for application on disk */
Byte    gl_media_select;

bit     led_flush;

bdata   bit  disconnected;