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WM8148 датащи(PDF) 34 Page - Wolfson Microelectronics plc |
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WM8148 датащи(HTML) 34 Page - Wolfson Microelectronics plc |
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34 / 43 page ![]() WM8148 Production Data WOLFSON MICROELECTRONICS LTD PD Rev 4.0 April 1999 34 ADDRESS DEFAULT BIT <A5:A0> DESCRIPTION (HEX) RW B7 B6 B5 B4 B3 B2 B1 B0 000001 Setup Register 1 80 RW MODE[3] MODE[2] MODE[1] MODE[0] SDO[1] SDO[0] SELEN EN 000010 Setup Register 2 00 RW SENBL[7] SENBL[6] SENBL[5] SENBL[4] SENBL[3] SENBL[2] SENBL[1] SENBL[0] 000011 Setup Register 3 06 RW CHAN[1] CHAN[0] SMALL FREE RESREF[3] RESREF[2] RESREF[1] RESREF[0] 000100 Software Reset 00 W 0 0 0 0 0 0 SRES[1] SRES[0] 000101 Setup Register 4 00 RW INVOP MUXOP 0 VSMPOP FDEL[1] FDEL[0] DEL[1] DEL[0] 000110 Coarse Offsets 1B RW 0 PGAFS[1] PGAFS[0] RLCEXT RLCV[3] RLCV[2] RLCV[1] RLCV[0] 000111 Revision Number 43 R REV[7] REV[6] REV[5] REV[4] REV[3] REV[2] REV[1] REV[0] 1000XY DAC Values 80 RW DAC[7] DAC[6] DAC[5] DAC[4] DAC[3] DAC[2] DAC[1] DAC[0] 1010XY PGA Gains 00 RW 0 0 PGA[5] PGA[4] PGA[3] PGA[2] PGA[1] PGA[0] Note: Register address 000000 is reserved and should not be written to. Table 6 Control Register Map ADDRESS LSB DECODE X Y Red register 0 0 Green register 0 1 Blue register 1 0 Red, Green, and Blue registers 1 1 Table 7 Red, Green, Blue, Sub-address Bits CONTROL BIT DESCRIPTION CONTROL BIT/WORD DEFAULT DESCRIPTION Set-up Register 1 Address 000001 EN b0 SELEN b1 0 0 Global power on/off or selective enable. SELEN EN 0 0 Complete power down (default). 0 1 Complete power on. 1 X Individual block power on/off (X denotes either 1 or 0) see SENBL[7:0] register description for details. SDO[1:0] b3, b2 00 Multiplexes SDO output pin. SDO[1] SDO[0] 0 0 Register readback when requested, Hi-Z otherwise 0 1 TVIOL flag (RESREF inconsistent with MODE). 1 0 ADC over-range flag. 1 1 VSMP synchronous output. MODE[3:0] b7, b6, b5, b4 1000 Device mode control bits. MODE[3] MODE[2] MODE[1] MODE[0] 0 0 0 0 Three-channel (8-phase) CDS 0 0 0 1 Three-channel (8-phase) non-CDS 0 0 1 0 One-channel CDS 0 0 1 1 One-channel non-CDS 0 1 0 0 Two-channel (6-phase) CDS 0 1 0 1 Two-channel (6-phase) non-CDS 1 0 0 0 Three-channel (12-Phase) CDS 1 0 0 1 Three-channel (12-Phase) non-CDS 1 1 0 0 Two-channel (8-Phase) CDS 1 1 0 1 Two-channel (8-Phase) non-CDS |
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