Epson C31C636A898 Technical Reference - Page 55

Q: I cannot print part of in Visual Basic. Why?

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TM-T88IV Technical Reference Guide NOTES (*1) (*2) (*3) Operating the printer with incorrectly installed devices voids the warranty. Connecting devices other than the drawer open/close switch voids the warranty. Using a drawer or a drawer kick-out connector with an input current of 1 A or more may cause an over current, which will cause the device to malfunction. 3.10.3 Q: I cannot print part of Page 0 in Visual Basic. Why? Cannot print a part of Page 0 (for example: ) in Visual Basic. A: Try printing using the following procedure: When programming with Visual Basic, limitations prevent data from 81H through 9FH and from E0H through FEh from being sent as characters. However, you can use the following procedure to send this data: Dim Send_ data(0) As Byte Send_data(0) = &h81 '1 byte of sending data MSComm1.Output = Send_data Rev. A Application Development Information 3-15

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Rev. A
Application Development Information
3-15
TM-T88IV Technical Reference Guide
NOTES
(*1)
Operating the printer with incorrectly installed devices voids the warranty.
(*2)
Connecting devices other than the drawer open/close switch voids the warranty.
(*3)
Using a drawer or a drawer kick-out connector with an input current of 1 A or more may cause an
over current, which will cause the device to malfunction.
3.10.3
Q: I cannot print part of Page 0 in Visual Basic. Why?
Cannot print a part of Page 0 (for example:
) in Visual Basic.
A:
Try printing using the following procedure:
When programming with Visual Basic, limitations prevent data from 81H through 9FH and
from E0H through FEh from being sent as characters. However, you can use the following
procedure to send this data:
Dim Send_ data(0) As Byte
Send_data(0) = &h81 ’1 byte of sending data
MSComm1.Output = Send_data