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1998 Feb 16 11
Philips Semiconductors Product specification
CMOS digital decoding IC with RAM for
Compact Disc
SAA7345
Table 2 Command registers.
The ‘INITIAL’ column shows the power-on reset state
REGISTER ADDRESS DATA FUNCTION INITIAL
Fade and Attenuation 0 0 0 0 X 0 0 0 Mute Reset
X 0 1 X Attenuate
X 0 0 1 Full Scale
X 1 0 0 Step Down
X 1 0 1 Step Up
Motor mode 0 0 0 1 X 0 0 0 Motor off mode Reset
X 0 0 1 Motor brake mode 1
X 0 1 0 Motor brake mode 2
X 0 1 1 Motor start mode 1
X 1 0 0 Motor start mode 2
X 1 0 1 Motor jump mode
X 1 1 1 Motor play mode
X 1 1 0 Motor jump mode 1
1 X X X anti-windup active
0 X X X anti-windup off Reset
Status control 0 0 1 0 X 0 0 0 status = SUBQREADY-I Reset
X 0 0 1 status = MOTSTART1
X 0 1 0 status = MOTSTART2
X 0 1 1 status = MOTSTOP
X 1 0 0 status = PLL Lock
X 1 0 1 status = V1
X 1 1 0 status = V2
X 1 1 1 status = MOTOR-OV
0 X X X L channel first at DAC (WCLK normal) Reset
1 X X X R channel first at DAC (WCLK inverted)
Fig.11 SAA7345 microcontroller interface application diagram.
MGA361 - 1
MICROCONTROLLER
TDA1301 SAA7345
I/O
O
O
O
SIDA
SICL
SILD
DA
CL
RAB