STC5425 Datasheet, PDF (29/48 Pages) Connor-Winfield Corporation – Line Card Clock

Refs_Activity, 0x16 (R)
Field Value
4
5
6
7
8
9
10
11
12
13
14
15
Frequency
2.048 MHz
19.44 MHz
38.88 MHz
77.76 MHz
6.48MHz
8.192MHz
16.384MHz
25 MHz
50 MHz
125 MHz
Unknown
Manually acceptable
frequency is being used
STC5425
Line Card Clock
Data sheet
Address
Bit7
Bit6
Bit5
0x16
Not used
Reference activity indicator.
0 = inactive, 1 = active
Refs_Qual, 0x18 (R)
Bit4
Ref 5
Bit3
Ref 4
Bit2
Ref 3
Bit1
Ref 2
Bit0
Ref 1
Address
Bit7
Bit6
Bit5
0x18
Not used
Reference qualification indicator.
0 = not qualified, 1 = qualified.
Interrupt_Event_Sts, 0x1A (R/W)
Bit4
Ref 5
Bit3
Ref 4
Bit2
Ref 3
Bit1
Ref 2
Bit0
Ref 1
Address
Bit7
Bit6
Bit5
0x1A
Not used
Bit4
Event 4
Bit3
Event 3
Bit2
Event 2
Bit1
Not used
Bit0
Event 0
Event 0
Event 1
Event 2
Event 3
Event 4
Reference qualification status changed
Reserved
Selected reference changed in auto selection mode
PLL status changed
Timing generator’s out-event occurred
Interrupt event status.
0 = no event, 1 = event occurred.
Interrupts are cleared by writing “1” to the bit positions to be cleared.
Default value: 0
Preliminary
Page 29 of 48 TM113
Rev:P1.3
© Copyright the Connor-Winfield Corp. All Rights Reserved Specifications subject to change without notice
Date: September 20, 2011