UPD6708 datasheet(15/72 Pages) NEC

Il numero della parte	UPD6708

Spiegazioni elettronici	IEBusa Inter Equipment Busa PROTOCOL CONTROL LSI

PDF	72 Pages

Scroll/Zoom	100%

Produttore elettronici	NEC [NEC]

Homepage	http://www.nec.com/

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15 / 72 page

µPD6708

<3> Acknowledge bit at the end of a message length field

When either of the following conditions is met, the acknowledge bit at the end of the message length field is NAK,

and communication is discontinued.

•

If the parity of the message length bits is incorrect.

•

If a timing error occurs.

<4> Acknowledge bit at the end of a data field

When any of the following conditions is met, the acknowledge bit at the end of a data field is NAK, and communication

is discontinued.

•

If the parity of the data bits is incorrect Note.

•

If a timing error occurred in or after the previous acknowledge bit transmission.

•

If the receive buffer is full and cannot accept any more data Note.

Note

In this case, if the number of transfer bytes is within the maximum number of bytes which can be transmitted, the

transmitting side re-executes transmission of that data field.

UPD6708 Scheda tecnica(PDF) 15 Page - NEC