Pioneer DJM-909 Service Manual page 146

1
PD3451B8 (DSP ASSY : IC718)
• Main CPU
A
Pin Function
No. Mark
1 Vcl
2 PB0/TP8/TMO0/XCS7
3 PB1/TP9/TMO1/XCS6
4 PB2/TP10/TMO2/XCS5
5 PB3/TP11/TMO3/XCS4
6 PB4/TP12
7 PB5/TP13
B
8 PB6/TP14
9 PB7/TP15
10 FEW
11 Vss
12 P90/TXD0
13 P91/TXD1
14 P92/RXD0
15 P93/RXD1
16 P94/SCK0/XIRQ4
17 P95/SCK1/XIRQ5
18 P40/D0
C
19 P41/D1
20 P42/D2
21 P43/D3
22 Vss
23 P44/D4
24 P45/D5
25 P46/D6
26 P47/D7
27 P30/D8
28 P31/D9
D
29 P32/D10
30 P33/D11
31 P34/D12
32 P35/D13
33 P36/D14
34 P37/D15
35 Vcc
36 P10/A0
37 P11/A1
38 P12/A2
E
39 P13/A3
40 P14/A4
41 P15/A5
42 P16/A6
43 P17/A7
44 Vss
45 P20/A8
46 P21/A9
47 P22/A10
48 P23/A11
F
146
1
2
Name I/O
Vcl O Connect a external capacitor between this pin and GND
I
I
CH1_FD_R_LED O Fader reverse LED of CH 1
CH2_FD_R_LED O Fader reverse LED of CH 2
I
I
CH1_FD_ST_SW I Fader start switch of CH 1
CH2_FD_ST_LED O Fader start LED of CH 2
FLWR I Writing enable signal
Vss I GND
S2DO I TXD for FPGA
S1DO I TXD for CPU
S2DI O RXD for FPGA
S1DI O RXD for CPU
S2CLK O CLK for FPGA
S1CLK I CLK for CPU
F_WE O Write permission to the flash
CRS_FDB_ST_LED O Fader start LED of cross fader side B
H8_RST O Reset signal to the upper microcomputer
CRS_FD_R_LED O Cross fader reverse LED
Vss I GND
CH2_TRS_SW I Transform switch of CH 2
CH1_TRS_SW I Transform switch of CH 1
I
CH1_FD_ST_LED O Fader start LED of CH 1
CRS_FDA_ST_LED O Fader start LED of cross fader side A
FT_SW_CONT I Foot switch CONT
FT_SW_CH2 I Foot switch CH 2
EF2_ON O DSP output ON for CH 2
EF1_ON O DSP output ON for CH 1
FT_SW_CH1 I Foot switch CH 1
CRS_FD_R_SW I Cross fader reverse switch
CH2_FD_R_SW I Fader reverse switch of CH 2
Vcc I Power supply
CH2_FD_SEL_SW I Fader select switch of CH 2
CH1_FD_R_SW I Fader reverse switch of CH 1
CH1_FD_SEL_SW I Fader select switch of CH 1
I
MON_SW2 I
MON_SW1 I
MON_SEL2 I
MON_SEL1 I
Vss I GND
HP_MUTE O Headphone MUTE
MUTE O Master MUTE
XPROGRAM
FPGARST
DJM-909
2
3
Function
3
4
4