si3019-x-fs Silicon Laboratories, si3019-x-fs Datasheet - Page 44

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

Si3018/19/10
44
Master
Slave 1
Master FSYNC
Master FSD/
Slave1 FSYNC
SDI [0]
SDI [15..1]
SDO [0]
SDO[15..1]
Comments
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 frames with secondary frame requested via SDI[0] = 1
16 SCLKs
Master
Master
Figure 32. Daisy Chaining of a Single Slave (Frame FSD)
1
1
Prim ary Frame (Data)
16 SCLKs
Slave1
Slave1
128 SCLKs
1
0
Rev. 1.05
16 SCLKs
Master
Master
Master
Master
Secondary Frame (Control)
16 SCLKs
Slave1
Slave1
Slave1
Slave1
128 SCLKs