Pioneer XV-HTD7 Service Manual page 143

5
PDC111A (AF ASSY : IC5501)
• System Control Microcomputer
Pin Functions
No. Mark
1 PA3/WR#
2 PA4/RD#
3 PA5/RS
4 P70 / INT0 / T0LCP / AN8
5 P71 / INT1 / T0HCP / AN9
6 P72 / INT2 / T0IN
7 P73 / INT3 / T0IN
8 RES#
9 XT1 / AN10
10 XT2 / AN11
11 VSS1
12 CF1
13 CF2
14 VDD1
15 P80 / AN0
16 P81 / AN1
17 P82 / AN2
18 P83 / AN3
19 P84 / AN4
20 P85 / AN5
21 P86 / AN6
22 P87 / AN7
23 P10/SO0
24 P11 / SI0 / SB0
25 P12 / SCK0
26 P13 / SO1
27 P14 / SI1 / SB1
28 P15 / SCK1
29 P16/T1PWML
30 P17/T1PWMH/BUZ
31 PE0
32 PE1
33 PE2
34 PE3
35 PE4
36 PE5
37 PE6
38 PE7
39 VSS4
40 VDD4
5
6
Pin Name I/O
DVDON/OFF O Control power supply for DVD module
HPDET I Detect to insert headphone
NC O NC
ACPULSE I AC PULSE input (Interruption)
NC O NC
NC I (O) NC
REMOCON I REMOCON signal input (Interruption)
µ-com reset input
XRESET I
−
XT1 (When this port don't use , please connect VDD)
−
XT2 (When this port don't use , please set open)
−
VSS1
−
CF1
−
CF2
−
VDD1
SIMUKE I Destination distinction input
MODEL I model distinction input
VDET I DVD 3.3V detection input
KEY1 I Key1 input
KEY2 I (O) Key2
VOLJOG I (O) VOLME JOG key input
ST/TUNE I STEREO tuned detection input
XPROTECT I Protection and Fan Error detection input
SDATA O System bus data output (AMP side output)
MDATA I System bus data input (AMP side input)
SCLK I System bus clock input
DSPDI O Data output to DSP (MOTOROLA) and DIR
DSPDO I Data input from DSP (MOTOROLA)
DSPCK O Clock output to DSP (MOTOROLA) and DIR
SYSCS2 O Chip select 2 for system bus
SYSCS1 O Chip select 1 for system bus
XHPMUTE O HP MUTE ON/OFF
XRECMUTE O REC OUTPUT MUTE ON/OFF
XMUTEC O Cch MUTE ON/OFF
RYR O REAR RELAY ON/OFF
RYFSC O FRONT/SW/CENTER RELAY ON/OFF
NC O
TIMERLED O Control TIMER LED
LEVELSHIFT O VOL 0 to 5 : H
VSS4
VDD4
XV-HTD7
6
7
Function
7
8
A
B
C
D
E
F
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