DPX-MP4070/MP4070B
MICROCOMPUTEROS TERMINAL DESCRIPTION
I CD MECHANISM ?-COM : IC1 on X32- (CD PLAYER UNIT)
Active
Pin No.Pin NameI/OApplicationProcessing Operation
(H/L)
1VREFL-Reference power supply input terminal for ADC (L). GND
2AVSS-GND terminal for ADC.GND
3AVCC-Power supply terminal for ADC.Back-up 3.3V
4NC-
5L20RSTO Reset control (Decoder).L : Reset, H : Normal condition
620ACKIAcknowledge signal input (Decoder).
720STBYO Standby control (Decoder).H : Standby, L : Normal condition
8,9NC-
1020INTIInterrupt signal input (Decoder).
11FOGUPIFocus gain-up interrupt.H : Focus gain-up, L : Normal condition
12LZMI0 bit mute detection (Lch).L : MUTE OFF, H : MUTE ON
13RZMI0 bit mute detection (Rch).L : MUTE OFF, H : MUTE ON
14,15NC-
16L20CSO Chip select signal output (Decoder).
17L20LPO Latch pulse signal output (Decoder).
1820TXD0I/O Data output for serial data (Decoder).Except output condition, input condition is kept.
1920RXD0IData input for serial data (Decoder).
2020SCLK0O Clock output for serial data (Decoder).
21DSPTXD1O Data output for serial data (DSP).
22DSPRXD1IData input for serial data (DSP).
23DSPSCLK1O Clock output for serial data (DSP).
24AM0-ROM mode selection terminal.H : Normal condition, L : External ROM mode
25DVCC-Back-up 3.3V.
26X2O Resonator terminal.16MHz
27DVSS-GND.
28X1IResonator terminal.16MHz
29AM1IOH� condition is fixed.Back-up 3.3V
30LRESETIReset detection.L : Reset, H : Normal condition
31~34CN-
35LDSPSTBO Data strobe signal output (DSP).
Command/Parameter identification signal outputH : Parameter data output,
36DSPA0O
(DSP).L : Command data output
37LDSPRSTO Reset control (DSP).
38DSPINTIInterrupt signal input (DSP).H : Interrupt
39NC-
40SEARCHO Search condition output.H : Search, L : Normal condition
41LOE/LIM SWICD inner circumference detection switch.H : Inner circumference
42~49NC-
8 |
ACEC
