Yamaha EMX3000 Service Manual page 18

EMX3000
PCM3001E/2K (X0053A00) ADA
PIN
NAME I/O
No.
1 VINL I
ADC Analog Input, Lch
2 Vcc1
ADC Analog Power Supply
3 AGND1 ADC Analog GND
4 VREFL ADC Reference decouple, Lch
5 VREFR
ADC Reference Decouple, Rch
6 VINR I
ADC Analog Input, Rch
7 CINPR ADC Anti-areasing Filter Capacitor (+), Rch
8 CINNR ADC Anti-areasing Filter Capacitor (-), Rch
9 CINNL
ADC Anti-areasing Filter Capacitior (-), Lch
10 CINPL
ADC Anti-areasing Filter Capacitor (+), Rch
11 VCOM DAC Center Voltage Decouple
12 VOUTR O DAC Analog Output, Rch
13 AGND2 DAC Analog GND
14 Vcc2
DAC Analog Power Supply
UPD78082 (XZ312A00) MCU
PIN
NAME I/O
No.
1 P12/ANI2 I/O
8 bits input/output port./A/D converter analog input.
2 P13/ANI3 I/O 8 bits input/output port./A/D converter analog input.
3 P14/ANI4 I/O 8 bits input/output port./A/D converter analog input.
4 P15/ANI5 I/O
8 bits input/output port./A/D converter analog input.
5 P16/ANI6 I/O
8 bits input/output port./A/D converter analog input.
6 P17/ANI7 I/O
8 bits input/output port./A/D converter analog input.
7 P72/SCK2/ASCK I/O Port 7. 3 bits input/output port./Serial clock
input/output of serial interface./Serial clock
input for asynchronus serial interface.
8 P71/SO2/TXD I/O
Port 7. 3 bits input/output port./Serial data output for serial
interface./Serial data output for asynchronus serial interface.
9 P70/SI2/RXD I/O Port 7. 3 bits input/output port./Serial data input of serial
interface./Serial data input for asynchronus serial interface
10 P101/T16/T06 I/O
Port 10. 2 bits input/output port./External count
clock input to 8 bits timer(TM6)./8 bits timer output.
11 P100/T15/T05 I/O Port 10. 2 bits input/output port./External count
clock input to 8 bits timer(TM5)./8 bits timer output.
12 P50 I/O
Port 5. 8 bits input/output port.
13 P51 I/O Port 5. 8 bits input/output port.
14 P52 I/O Port 5. 8 bits input/output port.
15 P53 I/O
Port 5. 8 bits input/output port.
16 P54 I/O
Port 5. 8 bits input/output port.
17 VSS I/O
Port 5. 8 bits input/output port.
18 P55 I/O Port 5. 8 bits input/output port.
19 P56 I/O Port 5. 8 bits input/output port.
20 P57 I/O
Port 5. 8 bits input/output port.
21 P30 I/O
Port 3. 8 bits input/output port.
22 P31 I/O Port 3. 8 bits input/output port.
18
PIN
FUNCTION
No.
PIN
FUNCTION
No.
NAME I/O
15 VOUTL O
DAC Analog Output, Lch
16 LRCIN I
Sampling Clock Input (fs)
17 BCKIN I Bit Clock Input
18 DIN I Audio Data Input
19 DOUT O
Audio Data Output
20 XTI I
Crystal Oscillator Input, External System Clock Input
21 XTO O Crystal Oscillator Output
22 CLKIO I/O Crystal Oscillator Buffer Output, External System Clock Input
23 VDD
Digital Power Supply
24 DGND
Digital GND
25 FMT2 I Audio Data Format 2 (Pull up to 70k ohm typical)
26 FMT1 I Audio Data Format 1 (Pull up to 70k ohm typical)
27 FMT0 I Audio Data Format 0 (Pull up to 70k ohm typical)
28 RSTB I
Reset Input, Active "L" (Pull up to 70k ohm typical)
NAME I/O
23 NC -
Not connect.
24 P32 I/O Port 3. 8 bits input/output port.
25 P33 I/O Port 3. 8 bits input/output port.
26 P34 I/O
Port 3. 8 bits input/output port.
27 P35/PCL I/O
Port 3. 8 bits input/output port./Clock output.
28 P36/BUZ I/O
Port 3. 8 bits input/output port./Buzzer output.
29 P37 I/O Port 3. 8 bits input/output port.
30 P00 I Input only
31 P01/INTP1 I/O
4 bits input/output port./Effective edge (Rising
edge, falling edge, both rising and falling
edges) specifiable external interrupt input.
32 P02/INTP2 I/O 4 bits input/output port./Effective edge (Rising
edge, falling edge, both rising and falling
edges) specifiable external interrupt input.
33 P03/INTP3 I/O 4 bits input/output port./Effective edge (Rising
edge, falling edge, both rising and falling
edges) specifiable external interrupt input.
34 NC -
Not connect
35 RESET I System reset input
36 IC(VPP) - Internal connect
37 X2 -
Main system clock oscillator X'tal
38 X1 I
Main system clock oscillator X'tal
39 VDD -
Power Supply
40 AVDD - A/D Converter Analog Power Supply
41 AVREF I A/D Converter Power Supply Input
42 AVSS -
A/D Converter ground
43 P10/ANI0 I/O
8 bits input/output port./A/D converter analog input.
44 P11/ANI1 I/O 8 bits input/output port./A/D converter analog input.
DSP: IC104
FUNCTION
DSP: IC102
FUNCTION