images/s7-data.svg

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  <title>blockdiag</title>
  <desc>{
    colwidth = 32

    // ISO on TCP
    * ISO on TCP Magic Number (0x03) [len = 8, color = "#068D9D"]
    * Reserved (0x00) [len = 8, color = "#068D9D"]
    * Packet Length (including ISO on TCP header) [len = 16, color = "#068D9D"]

    // ISO Transport Protocol
    * ISO TP Header Length\n(excluding length byte) [len = 8, color = "#53599A"]
    * TPDU-Code\n(DATA = 0xF0) [len = 4, color = "#AEECEF"]
    * Signal CDT\n(0x00) [len = 4, color = "#53599A"]
    * TPDU-NR/EOT [len = 8, color = "#53599A"]

}</desc>
  <path d='M 64 48 L 64 80' fill='none' stroke='rgb(0,0,0)'/>
  <text fill='rgb(0,0,0)' font-family='sans-serif' font-size='11' font-style='normal' font-weight='normal' text-anchor='middle' textLength='6' x='64.0' y='42'>0</text>
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  <text fill='rgb(0,0,0)' font-family='sans-serif' font-size='11' font-style='normal' font-weight='normal' text-anchor='middle' textLength='12' x='448.0' y='42'>16</text>
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  <path d='M 640 48 L 640 80' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 664 64 L 664 80' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 688 64 L 688 80' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 712 64 L 712 80' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 736 64 L 736 80' fill='none' stroke='rgb(0,0,0)'/>
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  <path d='M 808 64 L 808 80' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 832 48 L 832 80' fill='none' stroke='rgb(0,0,0)'/>
  <text fill='rgb(0,0,0)' font-family='sans-serif' font-size='11' font-style='normal' font-weight='normal' text-anchor='middle' textLength='12' x='832.0' y='42'>32</text>
  <rect fill='rgb(6,141,157)' height='40' stroke='rgb(6,141,157)' width='192' x='64' y='80'/>
  <path d='M 64 80 L 256 80' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 256 80 L 256 120' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 256 120 L 64 120' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 64 120 L 64 80' fill='none' stroke='rgb(0,0,0)'/>
  <text fill='rgb(0,0,0)' font-family='sans-serif' font-size='11' font-style='normal' font-weight='normal' text-anchor='middle' textLength='180' x='160.0' y='106'>ISO on TCP Magic Number (0x03)</text>
  <rect fill='rgb(6,141,157)' height='40' stroke='rgb(6,141,157)' width='192' x='256' y='80'/>
  <path d='M 256 80 L 448 80' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 448 80 L 448 120' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 448 120 L 256 120' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 256 120 L 256 80' fill='none' stroke='rgb(0,0,0)'/>
  <text fill='rgb(0,0,0)' font-family='sans-serif' font-size='11' font-style='normal' font-weight='normal' text-anchor='middle' textLength='90' x='352.0' y='106'>Reserved (0x00)</text>
  <rect fill='rgb(6,141,157)' height='40' stroke='rgb(6,141,157)' width='384' x='448' y='80'/>
  <path d='M 448 80 L 832 80' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 832 80 L 832 120' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 832 120 L 448 120' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 448 120 L 448 80' fill='none' stroke='rgb(0,0,0)'/>
  <text fill='rgb(0,0,0)' font-family='sans-serif' font-size='11' font-style='normal' font-weight='normal' text-anchor='middle' textLength='258' x='640.0' y='106'>Packet Length (including ISO on TCP header)</text>
  <rect fill='rgb(83,89,154)' height='40' stroke='rgb(83,89,154)' width='192' x='64' y='120'/>
  <path d='M 64 120 L 256 120' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 256 120 L 256 160' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 256 160 L 64 160' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 64 160 L 64 120' fill='none' stroke='rgb(0,0,0)'/>
  <text fill='rgb(0,0,0)' font-family='sans-serif' font-size='11' font-style='normal' font-weight='normal' text-anchor='middle' textLength='120' x='160.0' y='139'>ISO TP Header Length</text>
  <text fill='rgb(0,0,0)' font-family='sans-serif' font-size='11' font-style='normal' font-weight='normal' text-anchor='middle' textLength='138' x='160.0' y='152'>(excluding length byte)</text>
  <rect fill='rgb(174,236,239)' height='40' stroke='rgb(174,236,239)' width='96' x='256' y='120'/>
  <path d='M 256 120 L 352 120' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 352 120 L 352 160' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 352 160 L 256 160' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 256 160 L 256 120' fill='none' stroke='rgb(0,0,0)'/>
  <text fill='rgb(0,0,0)' font-family='sans-serif' font-size='11' font-style='normal' font-weight='normal' text-anchor='middle' textLength='54' x='304.0' y='139'>TPDU-Code</text>
  <text fill='rgb(0,0,0)' font-family='sans-serif' font-size='11' font-style='normal' font-weight='normal' text-anchor='middle' textLength='78' x='304.0' y='152'>(DATA = 0xF0)</text>
  <rect fill='rgb(83,89,154)' height='40' stroke='rgb(83,89,154)' width='96' x='352' y='120'/>
  <path d='M 352 120 L 448 120' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 448 120 L 448 160' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 448 160 L 352 160' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 352 160 L 352 120' fill='none' stroke='rgb(0,0,0)'/>
  <text fill='rgb(0,0,0)' font-family='sans-serif' font-size='11' font-style='normal' font-weight='normal' text-anchor='middle' textLength='60' x='400.0' y='139'>Signal CDT</text>
  <text fill='rgb(0,0,0)' font-family='sans-serif' font-size='11' font-style='normal' font-weight='normal' text-anchor='middle' textLength='36' x='400.0' y='152'>(0x00)</text>
  <rect fill='rgb(83,89,154)' height='40' stroke='rgb(83,89,154)' width='192' x='448' y='120'/>
  <path d='M 448 120 L 640 120' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 640 120 L 640 160' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 640 160 L 448 160' fill='none' stroke='rgb(0,0,0)'/>
  <path d='M 448 160 L 448 120' fill='none' stroke='rgb(0,0,0)'/>
  <text fill='rgb(0,0,0)' font-family='sans-serif' font-size='11' font-style='normal' font-weight='normal' text-anchor='middle' textLength='66' x='544.0' y='146'>TPDU-NR/EOT</text>
</svg>