Specifications

Si3216
56 Rev. 1.0
Not Recommended
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Reset settings = 00xx_xxxx
Register 0. SPI Mode Select
BitD7D6D5D4D3D2D1D0
Name
SPIDC SPIM PNI[1:0] RNI[3:0]
Type R/W R/W R R
Bit Name Function
7SPIDCSPI Daisy Chain Mode Enable.
0 = Disable SPI daisy chain mode.
1 = Enable SPI daisy chain mode.
6 SPIM
SPI Mode.
0 = Causes SDO to tri-state on rising edge of SCLK of LSB.
1 = Normal operation; SDO tri-states on rising edge of CS
.
5:4 PNI[1:0]
Part Number Identification.
Note: PNI[2:0] can be read in direct register 6.
00 = Si3216
01 = Reserved
10 = Reserved
11 = Si3216M
3:0 RNI[3:0]
Revision Number Identification.
0001 = Revision A, 0010 = Revision B, 0011 = Revision C, etc.