Protech Systems PA-6822, User Manual

Page: 72 / 250

Chapter 3 Software
PA-6822 SERIES USER MANUAL
Page 71
-VFD API
OpenVFD
Public Boolean OpenVFD (int BuadRate)
Purpose
Open the VFD Port.
Value
Set VFD Baud Rate; MB-4103 default baud rate is 9600;
Return
True (1) on success, False (0) on failure
CloseVFD
Public Boolean CloseVFD( );
Purpose
Close the VFD Port.
Return
True (1) on success, False (0) on failure False (0)
SendCommand
Public Boolean SendCommand ( byte[] data );
Purpose
Send Command to VFD.
Value
VFD Command Code. ESC/POS Command.
Return
True (1) on success, False (0) on failure False (0)
Example
VFD – Clear VFD Command (EPSON Command)
//Initialize a VFD class instance
VFD VFD_Control =
new
VFD();
VFD_Control. OpenVFD(9600);
byte
[] data =
new byte
[1];
data[0] = 0x0C;
VFD_Control .SendCommand(data);
VFD_Control. CloseVFD();