STC5428 Datasheet, PDF (40/66 Pages) Connor-Winfield Corporation – Synchronous Clock for SETS

Hard_Wired_Switch_Pre_Selection, 0x1D (R/W)
STC5428
Synchronous Clock for SETS
DATASHEET
Address
0x1D
Bit7
Bit6
Bit5
Bit4
Pre-selected reference number 2
Bit3
Bit2
Bit1
Bit0
Pre-selected reference number 1
Pre select reference number 1 and reference number 2 in hard-wired manual reference selection mode. This
mode is controlled by pin SRCSW. When pin SRCSW is LOW, reference number 1 is pre-selected. When pin
SRCSW is HIGH, reference number 2 is pre-selected. It only can be configured when bit7 of Control_Mode
register is set to 1 (See register Control_Mode).
Default value: 0
SRCSW_Status, 0x1E (R)
Field Value
0
1~12
13
14~15
Selection
Freerun
Ref1~Ref12
Holdover
Reserved
Address
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
0x1E
Not used
Pin status
Indicates status of pin SRCSW.
0 = Low; 1 = High
T0/T4_Tag_Select, 0x1F (R/W)
Address
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
0x1F
Not used
Tag_Select
Selects register 0x20 ~ 0x3f mapping to T0 or T4 control mode.
0 = T0; 1 = T4
Default value: 0
Control_Mode, 0x20 (R/W)
Address
0x20
Bit7
Hard_Wired_Switch
Bit6
Slave_Inherit_Mode
Mode control bits for individual timing generator.
Internal Test
0 = Normal operation; 1 ~3= Reserved
HO_Usage
Bit5
OOP
Bit4
Ref_Sel_Mode
Bit3
Revertive
Bit2
HO_Usage
Bit1 Bit0
Internal Test
Page 40 of 66
Preliminary
Rev: 0.2
© Copyright the Connor-Winfield Corp. All Rights Reserved Specifications subject to change without notice
Date: April 3, 2014