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HEIDENHAIN TNC 407 (243 020) Technical Manual User Manual

Page 692

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01.98

TNC 407/TNC 415/TNC 425

2 TNC data interfaces

8-45

Peripheral unit

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BCC

Transmission path

TNC

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1st line PGM1 BCC

3rd line PGM1 BCC

2nd line PGM1 BCC

4th line PGM1 BCC

Last line of last PGM

1st line PGM3 BCC

3rd line PGM2 BCC

BCC

"Read in program Yes/No"

Yes

"Read in program Yes/No"

BCC No

BCC

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The number of blocks transmitted before the TNC stops to await acknowledgement will depend on
the transfer rate set. At a low data transfer rate, the TNC will stop after the first block.