Pioneer DVL-909 Service Guide - Page 45

DV-505, DVL-909, DV-S9 PD2058A ( DVDM ASSY : IC901 )(DV-505 and DVL-909 only) • Digital Signal Processor For Audio • Block Diagram RST TES0 TES2 TPS0 TPS16 VDDR VSSR VDD VSS 45 42-44 1-3,6-11, 53-60 Data RAM 128w×24b Coefficient RAM 320w×16b Coefficient ROM 256w×16b Offset RAM 64w×16b Delay RAM Address Generating Circuit 13 12 4,31 5,14,34,52 Delay RAM 4096w×16b Program Counter Program ROM 1024w×32b Logical Arithmetic Unit(LU) 24b 16b Multiply and add Culculator 24b×16b+43b Work Register Temporary Register Interface Circuit Interface bus Data bus Work register bus Serial Data Input/Output Circuit Input (2 port) Output (3 port) Timing Generation Circuit VCO Oscillation Circuit 35 CKSL 36 PLOFF 32 XI 33 XO 30 SYNC 28,29 ELRI1,ELRI0 25,26 EBCI1,EBCI0 27 ELRO 24 EBCO 20 LR 21 WCK 22 FS32 23 FS64 46 47 50 48 49 51 18,19 17-15 41 37 40 39 38 CS IFCD IFCK IFDI IFDO ACK SDI1 SDI0 SDO0 SDO2 VDDA PD AMPI AMPO VSSA • Pin Function No. Pin Name 1 TP8 2 TP7 3 TP6 4 VDD 5 VSS 6 TP5 7 TP4 8 TP3 9 TP2 10 TP1 11 TP0 I/O O Test data output pin Normally, use with open. − Power supply pin − Ground pin O Test data output pin Normally, use with open. Function 45