PT-20 Programming Guide
47
to the file (includes the null character). In case of error, writeln
returns an integer value of -1 and an error code is set to the global
variable fErrorCode to indicate the error condition encountered.
Possible error codes and their interpretation are listed below.
fErrorCode
:
2:File handle is NULL.
7:fd is not a file handle of a previously opened file.
9:no null character found in buffer
10:No more free file space for file extension.
DiskC_format
Purpose
:
Format disk C.
Syntax
:
int DiskC_format(void);
Example call
:
DiskC_format ( );
Includes
:
#include “SDK.h ”
Description
:
The DiskC_format function formats disk C.
Returns
:
0 : Format false
。
1 : Format OK
。
fErrorCode
:
None
DiskD_format
Purpose
:
Format disk D.
Syntax
:
int DiskD_format (void);
Example call
:
DiskD_format ( );
Includes
:
#include “SDK.h ”
Description
:
The DiskC_format function formats disk D.
Returns
:
0 : Format false
。
1 : Format OK
。
fErrorCode
:
None
DiskC_totalsize
Purpose
:
Checking the total space in disk C.
Syntax
:
unsigned int DiskC_totalsize (void);
Example call
:
DiskC_totalsize ( );
Includes
:
#include “SDK.h ”
Description
:
The DicskC_totalsize function returns the used space in disk C.
Returns
:
0xffffffff : Disk C unformatted.
Others : The total space in disk C.(Bytes)
fErrorCode
:
None
DiskD_totalsize
Purpose
:
Checking the total space in disk D.
Syntax
:
unsigned int DiskD_ totalsize (void);