Error Codes - Casio IT-2000W Technical Reference Manual

Error codes

Each function of this library will return the following values as the error code.
Error code
1 Dialog box creation error, etc.
3 Transmission file not exist
4 Reception file creation error
5 Communication time-out
7 Reception file write error
8 Communication API error of Windows
OpenYMODEM
This function should be called prior to using the YMODEM library.
When this function is called, the COM port will be initialized to the following default values; 9600
bps, NO PARITY, 8 data bits, and 1 stop bit. When modifying the communication parameters
including the baud rate, call the SetCommForYMODEM () function after calling this function.
SYNTAX:
#include "ymodem.h"
short WINAPI _export OpenYMODEM( short nPort )
INPUT:
nPort = COMport number
OUTPUT:
= 0
= Other
Description
Normal termination
Refer to the error code table.
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