SAA7335 Datasheet, PDF (11/36 Pages) NXP Semiconductors – DSP for CD and DVD-ROM systems

ADDRESS
BIT
NAME
R/W
DEC HEX
7
6
5
4
3
2
1
14 E
MOTOR3 W FIFO set point
MTR_F
R
−
−
−
−
−
−
−
15 F
MOTO4
W PWM_PDM OVF_SW SW2
SW1
motor servo control (3 to 0)
reserved
R
−
−
−
−
−
−
−
16 10 MTR_INTG_L W motor integrator value (7 to 0)
R
17 11 MTR_INTG_H W motor integrator value (15 to 8)
R
18 12 CLOCKPRE W CL1Div
SUB_C_STAT R ready
19 13 DECMODE W mode
BCLKG_En Div1 (2 to 0)
busy
CRC_OK err (2 to 0)
Mux 2
reserved
Div2 (2 to 0)
cor fail
read TOC
SUB_C_DATA R subcode data (7 to 0)
20 14
reserved
W
−
−
−
−
−
−
−
SUB_C_End R no meaning (register read used as a signal)
21 15
ANASET W AGC_En gain set gain up
gain down AGC_On reserved
FIFOFILL_L R number of C1 frames in FIFO
22 16
VITSET
W slice ON
AdDet ON FEndAutoS
ON
BCA_STAT
R Buff_
Loaded
sync
Buff_ORun
23 17
TACHO1
W tachometer multiplier frequency KTacho (7 to 0)
BCA_DATA
24 18
TACHO2
reserved
25 19
TACHO3
26 1A
27 to 1B to
31 1F
reserved
BCASET
reserved
reserved
R BCA data (7 to 0)
W tachometer interrupt trip frequency tachometer trip (7 to 0)
R
−
−
−
−
−
W servo control source
Tacho
FRes
Moto2_T3 Fsam
R
−
−
−
−
−
W BCA_Freq (7 to 0)
R
−
−
−
−
−
−
−
−
−
−
−
−
TachoInt_LF
−
−
−
−
−
−
0
−
−
reserved
reserved
−
−
reserved
−
−
−