Si3056
Si3018/19/10
Master
Slave 1
Serial Mode 1
Reg 14: NSLV = 1, SSEL = 2, FSD = 1, DCE = 1
Serial Mode 2
Reg 14 Reset values: NSLV = 1, SSEL = 3, FSD = 1, DCE = 1
Primary Frame (Data)
Secondary Frame (Control)
128 SCLKs
128 SCLKs
Master FSYNC
Master FSD/
Slave1 FSYNC
16 SCLKs
16 SCLKs
16 SCLKs
16 SCLKs
SDI [0]
SDI [15..1]
1
1
Master
Master
Slave1
Slave1
Master
Slave1
SDO [0]
SDO[15..1]
1
0
Master
Master
Slave1
Slave1
Master
Slave1
Comments
Primary frames with secondary frame requested via SDI[0] = 1
Figure 32. Daisy Chaining of a Single Slave (Frame FSD)
44
Rev. 1.05