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Lists 11/2003 Edition

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<strong>11</strong>.03 3 Variables3.4 State data of channelaTcStatus$AC_TC_STATUSCommand status- UWordMulti-line: yes 1 1aTcThno$AC_TC_THNONumber of toolholder for new tool- UWordMulti-line: yes 1 1aTcTno$AC_TC_TNOT number of new tool- UWordMulti-line: yes 1 1basisFrameMask$P_CHBFRMASKDisplay indicating which channel-specific basic frames are activeEvery bit in the mask indicates whether the appropriate basic frameis active. Bit0 = 1st basic frame, Bit1 = 2nd basic frame, etc.- UWordMulti-line: yes 1 1chanAlarm DB21-28, DBX36.6 und DBX36.7 A2Code whether NCK alarm pending.0 = no alarm in this channel1 = alarm without stop2 = alarm with stop- UWordMulti-line: nochanAxisNoGapDisplay of existing axes, i.e. no axis gap in channel.Bits 0-31 represent the axes of the channel.Bitn = 0: Axis does not exist.Bitn = 1: Axis does exist.- 0 UDoublewordMulti-line: yes 1 1changeAxConfCounterA counter which is incremented if the axes configuration has changed. This is the case, if e.g. geometry axes areswitched or axes have been changed between channels. The counter is set to 0 at PowerOn and it might overflow.You cannot be sure, that the axes configuration actually has changed when the counter is incremented.- UWordMulti-line: yes 1 1chanStatus DB21-28, DBX35.5-DBX35.7 K1Channel status0 = RESET1 = active2 = interrupted- UWordMulti-line: nocIn$C_IN[n]Signal from PLC to cycle (reserved forSIEMENS application, e.g. ShopMill/ManualTurn)- UWordMulti-line: yes No. of input signal 16© Siemens AG, <strong>2003</strong>. All rights reservedSINUMERIK 840D/840Di/810D SIMODRIVE 6<strong>11</strong> digital <strong>Lists</strong> (LIS) – <strong>11</strong>.03 <strong>Edition</strong> 3-443

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