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Setting handshaking (flowcontrol), Setting up data interfaces 14.10 – HEIDENHAIN TNC 128 (77184x-02) User Manual

Page 357

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Setting up data interfaces 14.10

14

TNC 128 | User's Manual HEIDENHAIN Conversational Programming | 5/2014

357

Setting handshaking (flowControl)

By handshaking, two devices control data transfer between them.
A distinction is made between software handshaking and hardware
handshaking.

No data flow checking (NONE): Handshaking is not active

Hardware handshaking (RTS_CTS): Transmission stop is active
through RTS

Software handshaking (XON_XOFF): Transmission stop is active
through DC3 (XOFF)

Settings for data transfer with the TNCserver PC
software

Enter the following settings in the user parameters
(

serialInterfaceRS232 / definition of data blocks for the serial

ports / RS232

):

Parameters

Selection

Data transfer rate in baud

Has to match the setting
in TNCserver

Data transmission protocol

BLOCKWISE

Data bits in each transferred
character

7 bits

Type of parity checking

EVEN

Number of stop bits

1 stop bit

Specify type of handshake:

RTS_CTS

File system for file operations

FE1