Pioneer AVX-MG2037UC, Service Manual

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AVX-MG2037ZF/XN/UC
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7.2 IC
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Pin Functions (PD5904D)
Pin No. Pin Name I/O Function and Operation
1 CTX O CAN communication output
2 CRX I CAN communication input
3 PWMIN I ILM PWM input
4 ILMOUT O ILM D/A output
5 PDO O Tuner : PLL/ DA IC data output
6 PDI I Tuner : PLL Data input
7 PCK O Tuner : PLL/DA IC clock output
8 BYTE Not used
9 CNVSS GND
10 SCLKIN I Sub clock input
11 SCLKOUT O Sub clock output
12 RESET I Reset input
13 XOUT O Crystal oscillator connection pin
14 VSS GND
15 XIN I Crystal oscillator connection pin
16 VCC I Power supply
17 NMI I Not used
18 RCK I RBDS : Clock input
19
ilmint
I Illumination interrupt input
20
rotint
I Rotary encoder interrupt input
21
bsens
I Back up sense input
22
opensw
I OPEN switch input
23
asens
I ACC sense input
24
homesw
I Home switch input
25 IPOPEN I IP open input
26 BEEP O Beep output
27
cdsrq
I F-BUS : Communication request input
28 ECLK O Electronic volume / DSP clock output
29 EDTIN I DSP data Input
30 EDT O Electronic volume / DSP data output
31 ATXD O ACP-BUS: ACP data output
32 ARXD I ACP-BUS: ACP data input
33 LCK O Expander IC : data latch output
34
evce
O Evol chip enable output
35 MOSI O F-BUS : Bus data output
36 MISO I F-BUS : Bus data input
37
sck
O F-BUS : Bus clock output
38
cscd
O F-BUS : Communication status output
39 EPCE O Diag EPROM CE (CLKout) output
40
brst
O F-BUS : BUS reset output
41
clipin!
I Clip detector input
42
dspcs
O DSP : DSP IC chip select output
43
dsprst
O DSP : DSP IC reset output
44
dspack
I DSP : DSP IC acknowledge input
45 IFOK I DSP : DSP internal flag input
46
dsperr
I DSP : DSP internal error input
47
clipin
I Clip detector input
48
oe
O Expander output enable output
49 ROMCK O ROM1 / Expander clock output
50 ROMDATA O ROM1 / Expander data I/O output
51 DRST O RBDS : IC reset output
52 REVICE I RBDS : Receive input
53 RDT I RBDS : RBDS data input
54 RDSLK I RBDS : RDSLK input
55
st
I Tuner : Stereo input
56 LOCL O Tuner : Local L output
57
pllce@
O Tuner : PLL chip enable output 2