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1999 Apr 14 19
Philips Semiconductors Product specification
Audio processor with head amplifier for VHS hi-fi TDA9605H
7.2 Valid transmissions to and from the TDA9605H
Table 7 Examples of valid transmissions
7.3 Overview of the TDA9605H I
2
C-bus control
Table 8 Condensed overview
FUNCTION DATA TRANSFER SEQUENCE
Write START, B8H, 00H, data for 00, STOP
Write with auto-increment START, B8H, 00H, data for 00, data for 01, data for 02, STOP
Write with auto-increment ‘wrap-around’ START, B8H, 07H, data for 07, data for 00, data for 01, STOP
Write without auto-increment START, BBH, F6H, data for 06, data for 06, data for 06, STOP
Read START, B9H, data from IC, STOP
Read (continued) START, B9H, data from IC, data from IC, data from IC, STOP
FUNCTION MODES CONTROL BITS
Audio FM mode playback and record AFM
Playback dropout cancelling on and off DOC
Playback head switch noise cancel time 6 µs and 8 µs SHH
Playback hi-fi carrier detection time slow and fast DETH
Record-mute and carrier ratio select record-mute, 3, 4.5, 6, 8, 9.5, 11
and 12.5 dB mix ratio
DOC, SHH and DETH
System standard NTSC and PAL NTSC
Playback head amplifier amplification 48, 51, 54, 57, 60, 63, 66 and 69 dB HAC2, HAC1 and HAC0
Record head amplifier current 12.5, 15, 17.5, 21, 25, 30, 35, 42, 50, 60,
71 and 84 mA (p-p)
HAC2, HAC1, HAC0 and HRL
Normal input level 0 to 14 dB and mute NIL3, NIL2, NIL1 and NIL0
Input select tuner, CINCH, ext1, ext2, SAP, dub-mix,
normal and aux
IS2, IS1 and IS0
Normal select input select, volume, input-left,
volume-left, SAP, tuner, ext2 and mute
NS2, NS1 and NS0
Line output amplification 0 dB and +1 dB LOH
Output select mute, left, right, stereo, normal, mix-left,
mix-right and mix-stereo
OSN, OSR and OSL
Envelope select output select, stereo and HF envelope EOS and AFM
Line select output select and ext2 LOS
Decoder select output select, tuner, ext1, SAP and mute DOS, DOS1 and DOS0
RF converter mute 0 dB AGC and mute RFCM
Volume left −47 to 0 dB, mute and 0 to 15 dB VLS and VL5 to VL0
Volume right −47 to 0 dB, mute and 0 to 15 dB VRS and VR5 to VR0
Auto-calibration off and start calibration CALS
Supply voltage select 9 V and 12 V VCCS
Test standard operating mode and test mode TEST, HRL, NIL3, NIL2, NIL1
and NIL0