Sony CDX-GT700D, Руководство по обслуживанию

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45
CDX-GT700D/GT705DX
• IC901 M30876MJB-054GP (FL DISPLAY CONTOROL) (DISPLAY BOARD)
Pin No. Pin Name I/O Pin Description
1 SYS_CE I Chip enable signal input
2 NC — Not used (Open)
3 FL_DAT3 O FL serial data-3 output
4 NC — Not used (Open)
5 FL_CLK_IN I FL serial transfer clock input (Connected to 35,100 pin)
6 BYTE I Connected to ground
7 CNVSS I Flash write port Fixed at “L”
8 NC — Not used (Open)
9 NC — Not used (Open)
10 RESET I Reset signal input
11 XOUT O Main clock signal output (6.75 MHz)
12 VSS — Ground
13 XIN I Main clock signal input (6.75 MHz)
14 VCC1 — Power supply (+3.3V)
15 NMI I Non-maskable interruption signal input Fixed at “H”
16 NC — Not used (Open)
17 NC — Not used (Open)
18 NC — Not used (Open)
19 GCP_TA4_IN I FL BK signal input (Connected to 22 pin)
20 NC — Not used (Open)
21 NC — Not used (Open)
22 BK_TA3_OUT O FL BK signal output (Connected to 19 pin)
23 NC — Not used (Open)
24 LAT_TA2_OUT O FL LAT signal output
25 NC — Not used (Open)
26 NC — Not used (Open)
27 NC — Not used (Open)
28 GCP_TA0_OUT O FL GCP signal output
29 SYS_SO O Display serial data output
30 SYS_SI I Display serial data input
31 SYS_CLK I Display serial transfer clock input
32 NC — Not used (Open)
33 FL_DAT1 O FL serial data-1 output
34 NC — Not used (Open)
35 FL_CLK_IN I FL serial transfer clock input (Connected to 5,100 pin)
36 to 38 NC — Not used (Open)
39 HOLD I External data bus (HOLD) input Fixed at “L”
39 to 43 NC — Not used (Open)
44 WRI/ER I External data bus (WRI/WR) input Fixed at “H”
45 to 59 NC — Not used (Open)
60 VCC2 — Power supply (+3.3V)
61 NC — Not used (Open)
62 VSS — Ground
63 to 93 NC — Not used (Open)
94 AVSS — Ground
95 NC — Not used (Open)
96 VREF I Reference voltage input (Connected to AVCC)
97 AVCC — Power supply (+3.3V)
98 NC — Not used (Open)
99 FL_DAT2 O FL serial data-2 output
100 FL_CLK_OUT O FL serial transfer clock output (Connected to 5,35 pin)