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STC5455 Datasheet(PDF) 40 Page - Connor-Winfield Corporation |
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STC5455 Datasheet(HTML) 40 Page - Connor-Winfield Corporation |
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40 / 56 page ![]() Page 40 of 56 TM121 Rev:P1.3 Date: October 24, 2011 © Copyright the Connor-Winfield Corp. All Rights Reserved Specifications subject to change without notice STC5455 Synchronous Clock for SETS Data sheet Preliminary 1 = Flush/clear both long term history and the device holdover history to 0. PLL_Event_Out, 0x3E (R/W) Event0: Reserved Event1: Reserved Event2: Reserved Event3: Reserved Event4: Reserved Event5: Reserved Event6: Reserved Event7: Reserved Events are cleared by writing “1” to the bit positions Default value: 0 PLL_Event_In, 0x3F (R/W) Writing 1 to trigger the event. If the event is acknowledged by the STC5455, event bit is cleared to be 0. Event0: Relock: PLL relocks the selected reference input. If the device operates in phase-align mode, PLL reselects the frame edge, relocks and frame phase align to the reference input. If the device operates in non phase-align mode, PLL relocks to the reference input and start over phase rebuild process. Event1: Reserved Event2: Reserved Event3: Reserved Event4: Reserved Event5: Reserved Event6: Reserved Event7: Reserved Default value: 0 EX_SYNC_Edge_Config, 0x40 (R/W) Selects sampling edge (falling or rising) of the external frame sync inputs EX_SYNC1, EX_SYNC2, or EX_SYNC3. Address Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 0x3E Event7 Event6 Event5 Event4 Event3 Event2 Event1 Event0 Address Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 0x3F Not used Relock Address Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 0x40 Not Used EX_SYNC3 edge EX_SYNC2 edge EX_SYCN1 edge |
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