TP-UART-IC

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25.15.10.41.33a

25.10.01

page

13

Ack / Nack / Busy Generation

of the TP- UART:

No

Yes

Yes

No

No

Yes

Receive frame

Addr.

Nack

Busy

Send NACK

Send BUSY

Send ACK

Timing for sending U_AckInformation (9600 Baud):

Interchargap (2Bit)

Parity

1 Startbit

1 Stopbit

8 Datenbits

15 Bit Pause

Addresstype

TPCI

Checksum

Ack

Receive from Bus

6 7 p s

s 0 1 2 3 4 5 6 7 p s

s 0 1 2 3 4 5 6 7 p s

s 0 1 2 3 4 5 6 7 p s

s 0 1 2 3 4 5 6 7 p s

Addresstype

TPCI

Checksum

Send to Host-Con.

p s

s 0 1 2 3 4 5 6 7 p s

s 0 1 2 3 4 5 6 7 p s

s 0 1 2 3 4 5 6 7 p s

s 0 1 2 3 4 5 6 7 p s

Ack-Information

Rec. fr. Host-Con.

s 0 1 2 3 4 5 6 7 p s

Send to Bus

s 0 1 2 3 4 5 6 7 p s

Time for Addresssearch (17 Bit)

1 Bit Buffertime

1 Bit Buffertime