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AD9786 Folha de dados(PDF) 21 Page - Analog Devices |
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AD9786 Folha de dados(HTML) 21 Page - Analog Devices |
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21 / 60 page ![]() AD9786 Rev. 0 | Page 21 of 60 MODE CONTROL (VIA SERIAL PORT) Table 11. Address Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 COMMS 00 SDIODIR DATADIR SWRST SLEEP PDN EXREF FILTER 01 INTERP[1] INTERP[0] ZSTUFF HPFX8 HPFX4 HPFX2 DATA 02 DATAFMT ONEPORT DCLKSTR DCLKPOL DCLKEXT DCLKCRC IQPOL CRAYDIN MODULATE 03 CHANNEL HILBERT MODDUAL SIDEBAND MOD[1] MOD[0] RESERVED 04 RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED DCLKCRC 05 DATADJ[3] DATADJ[2] DATADJ[1] DATADJ[0] MODSYNC MODADJ[2] MODADJ[1] MODADJ[0] 06 Reserved 07 Reserved 08 Reserved 09 Reserved 0A Reserved 0B Reserved 0C Reserved 0D Reserved CALMEMCK 0E CALMEM[1] CALMEN[0] CALCKDIV[2] CALCKDIV[2] CALCKDIV[2] MEMRDWR 0F CALSTAT CALEN XFERSTAT XFEREN SMEMWR SMEMRD FMEMRD UNCAL MEMADDR 10 MEMADDR[7] MEMADDR[6] MEMADDR[5] MEMADDR[4] MEMADDR[3] MEMADDR[2] MEMADDR[1] MEMADDR[0] MEMDATA 11 MEMDATA[5] MEMDATA[4] MEMDATA[3] MEMDATA[2] MEMDATA[1] MEMDATA[0] DCRCSTAT 12 DCRCSTAT[2] DCRCSTAT[1] DCRCSTAT[0] Table 12. COMMS(00) Bit Direction Default Description SDIODIR 7 I 0 0: SDIO pin configured for input only during data transfer 1: SDIO configured for input or output during data transfer DATADIR 6 I 0 0: Serial data uses MSB first format 1: Serial data uses LSB first format SWRST 5 I 0 1: Default all serial register bits, except addresses 00h and 04h SLEEP 4 I 0 1: DAC output current off PDN 3 I 0 1: All analog and digital circuitry, except serial interface, off EXREF 0 I 0 0: Internal band gap reference 1: External reference Table 13. FILTER(01) Bit Direction Default Description INTERP[1:0] [7:6] I 00 00: No interpolation 01: Interpolation 2× 10: Interpolation 4× 11: Interpolation 8× ZSTUFF 3 I 0 1: Zero Stuffing on HPFX8 2 I 0 0: ×8 interpolation filter configured for low pass 1: ×8 interpolation filter configured for high pass HPFX4 1 I 0 0: ×4 interpolation filter configured for low pass 1: ×4 interpolation filter configured for high pass HPFX2 0 I 0 0: ×2 interpolation filter configured for low pass 1: ×2 interpolation filter configured for high pass |
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