SM34 Data Sheet #:

TM095

Page 15

Rev:

05 Date: 11/19/12

© Copyright 2012 The Connor-Winfield Corp. All Rights Reserved

Specifications subject to change without notice

Register Descriptions and Operation continued

Ref_Pullin_Sts, 0x09 (R)

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

ref8sts

ref7sts

ref6sts

ref5stsref4sts ref3stsref2sts ref1sts

1:inrange

1:inrange

1:inrange

1:inrange

1:inrange

1:inrange

1:inrange

1:inrange

0:outrange

0:outrange

0:outrange

0:outrange

0:outrange

0:outrange

0:outrange 0:outrange

EachbitindicatesifthereferenceiswithinthefrequencyrangespecifiedbythevalueintheMax_Pullinregister.

Ref_Qualified, 0x0a (R)

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

ref8qual:

ref7qual:

ref6qual:

ref5qual:

ref4qual:

ref3qual:

ref2qual:

ref1qual:

1:avail.

1:avail.

1:avail.

1:avail.

1:avail.

1:avail.

1:avail.

1:avail.

0:notavail.

0:notavail.

0:notavail.

0:notavail.

0:notavail.

0:notavail.

0:notavail.

0:notavail.

Thisregistercontainsthe“anded”conditionoftheRef_ActivityandRef_Pullin_StsregistersforeachoftheRef1-8

inputs,qualifiedfor10seconds.Whenareferencesignalhasbeenpresentfor>10secondsandiswithinthepull-in

range,itsbitisset.

Ref_Mask, 0x0b (R/W)

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

ref8mask:

ref7mask:

ref6mask:

ref5mask:

ref4mask:

ref3mask:

ref2mask:

ref1mask:

1:avail.

1:avail.

1:avail.

1:avail.

1:avail.

1:avail.

1:avail.

1:avail.

0:notavail.

0:notavail.

0:notavail.

0:notavail.

0:notavail.

0:notavail.

0:notavail.

0:notavail.

Default:0

Default:0

Default:0

Default:0

Default:0

Default:0

Default:0

Default:0

Individualreferencesmaybemarkedas“available”or“notavailable”forselectionintheautomaticreferenceselection

mode

(bit1=0intheCtl_Moderegister).Theresetdefaultvalueis0,“notavailable”.Inmanualreferenceselection,either

hardwareorregistercontrolled,thereferencemaskshavenoeffect,butdoremainvalidandareapplieduponatransi-

tiontoautomaticmode.

Ref_Available, 0x0c (R)

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

ref8avail:

ref7avail:

ref6avail:

ref5avail:

ref4avail:

ref3avail:

ref2avail:

ref1avail:

1:avail.

1:avail.

1:avail.

1:avail.

1:avail.

1:avail.

1:avail.

1:avail.

0:notavail.

0:notavail.

0:notavail.

0:notavail.

0:notavail.

0:notavail.

0:notavail.

0:not

Thisregistercontainsthe“anded”conditionoftheRef_QualifiedandRef_Maskregisters.

Ref_Rev_Delay, 0x0d (R/W)

Bit 7 ~ Bit 0

Referencereversiondelaytime,0-255minutes.default=00000101,5minutes

Inautomaticreferenceselectionmode,whenareferencefailsandlaterreturns,itmustbeavailableforthetimespeci-

fiedintheRef_Rev_Delayregisterbeforeitcanbeswitchedbacktoastheactivereference(ifthenewreferencewas

markedas“revertive”).