Technical Data
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netTAP NT 50 | Gateway Devices
DOC091202UM09EN | Revision 9 | English | 2013-02 | Released | Public
© Hilscher, 2010-2013
9.4
Technical Data serial Protocols
9.4.1 ASCII
Parameter
Description and Value Range
Maximum telegram length
1024 bytes
Data bits
7, 8 bits
Stop bits
1, 2 bit(s)
Parity
None, even, odd
Baud rate
300 bit/s,
600 bit/s,
1200 bit/s,
2400 bit/s,
4800 bit/s,
9600 bit/s,
19200 bit/s,
38400 bit/s,
57600 bit/s,
115200 bit/s
Duplex Half-duplex
Flow control
None
Indicator for end of received telegram
On receipt of a fixed number of characters
On receipt of termination character(s)
Elapse of character delay time
Timing parameter
Response timeout
Receive watchdog time
Send cycle time
Character delay time
Number of send buffers
1
Number of receive buffers
1
Number of transmission retries
1
Maximum number of structure elements of a send
telegram
10
Maximum number of structure elements of a receive
telegram
10
Structure elements
Start character(s),
Device address,
Object index or start address,
Command identifier,
Data area with length information,
Data area with termination character(s),
End character(s),
Checksum,
Character(s) without meaning (fix length)
Checksum methods
CRC8,
CRC16,
CRC32,
Exor
Reference to stack version
V1.0.x.x
Table 64: Technical Data ASCII Protocol
