si3019-x-fs Silicon Laboratories, si3019-x-fs Datasheet - Page 56

• Manufacturer Part Number: si3019-x-fs
• Description: Global Serial Interface Direct Access Arrangement
• Manufacturer: Silicon Laboratories

Si3018/19/10
Register 11. System-Side and Line-Side Device Revision
Reset settings = xxxx_xxxx
Register 12. Line-Side Device Status
Reset settings = 0000_0000
56
Bit
7:4
3:0
Bit
4:0
Name
Name
Type
Type
7
6
5
Bit
Bit
REVA[3:0] System-Side Revision.
Reserved Read returns zero.
Reserved Read returns zero.
LSID[3:0]
LCS[4:0]
Name
Name
FDT
D7
D7
Line-Side ID Bits.
These four bits will always read one of the following values depending on which line-side
device is used.
Si3018
Si3019
Si3010
Four-bit value indicating the revision of the system-side device.
Frame Detect.
0 = Indicates the communications link has not established frame lock.
1 = Indicates the communications link frame lock is established.
Loop Current Sense.
5-bit value returning the loop current when the DAA is in an off-hook state.
00000 = Loop current is less than required for normal operation.
00100 = Minimum loop current for normal operation.
11111 = Loop current is >127 mA, and a current overload condition may exist.
FDT
D6
D6
R
LSID[3:0]
R
D5
D5
LSID[3:0]
D4
D4
0001
0011
0101
D3
D3
Rev. 1.05
LCS[4:0]
D2
D2
R
REVA[3:0]
Function
Function
R
D1
D1
D0
D0