Difference: AMC13UserManual (15 vs. 16)

Revision 1601 May 2015 - EricHazen

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META TOPICPARENT name="HcalDTC"
THIS MANUAL IS INCOMPLETE but what is written here should be more accurate and up to date than the old "functional specification". Please e-mail me if you find mistakes/omissions here (Eric H).
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CONF.TTC.BGOn.COMMAND Short (bits 0-7) or long (bits 0-31) format TTC command
CONF.TTC.BGOn.LONG_CMD Bit '1' for long-format command, '0' for short format
CONF.TTC.BGOn.ENABLE_PERIODIC Bit '1' to enable periodic (repeated) commands
Changed:
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CONF.TTC.BGOn.ENABLE_SINGLE Bit '1' to enable single command (trigger with ACTION.TTC.SINGLE_CMD)
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CONF.TTC.BGOn.ENABLE_SINGLE Bit '1' to enable single command (trigger with ACTION.TTC.SINGLE_CMD) [1]
 
CONF.TTC.BGOn.ORBIT_PRESCALE Orbit prescale (prescale is value + 1)
CONF.TTC.BGOn.BX Bunch crossing number on which to send command
Added:
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[1] Only one of four ENABLE_SINGLE may be set at one time.
 Locally-generated triggers may be sent in a rather flexible way. See the next section for details.

The simulated TTC function requires a clock which is transmitted on the output side of the TTC

Line: 218 to 220
 The AMC13 clock and external trigger can come from one of 3 sources (optical fiber, internal or external copper signal). The choices are enumerated in the following table.
Changed:
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Clock Source Trigger Source Hardware T2 0xd bit 30 T1 0x1 bit 8 T1 0x1 bit 2
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Clock Source Trigger Source Hardware T1 0x1 bit 15 T1 0x1 bit 8 T1 0x1 bit 2
 
Internal Internal Loop-back fiber (Note 1) 0 1 1
Fiber Internal Fiber with TTC input 0 0 1
Lemo Internal Special T3 with clock input 1 0 1
Changed:
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Lemo Lemo Special T3 with clock, trig inputs 1 0 0
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- - Not used 1 0 0
  Notes:
 
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