Hitachi C20-LC880SNT Car Video System User Manual


 
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INFORMATION OF ICS
IC GM5221 PQFP-208 (TTL Display Interface)
Pin No. Pin Name Description
11 AVDD_LV_E_3.3 Analog Power for TTL outputs. Connect to analog 3.3V supply
12 AVSS_LV_E Ground
13 ER0 Red channel bit 0 Not used.
14 ER1 Red channel bit 1 Not used.
15 ER2 Red channel bit 2 Red channel bit 0
16 ER3 Red channel bit 3 Red channel bit 1
17 ER4 Red channel bit 4 Red channel bit 2
18 ER5 Red channel bit 5 Red channel bit 3
19 ER6 Red channel bit 6 Red channel bit 4
20 ER7 Red channel bit 7 Red channel bit 5
21 EG0 Green channel bit 0 Not used.
22 EG1 Green channel bit 1 Not used.
23 AVSS_LV_E Ground for TTL outputs.
24 AVDD_LV_E_3.3 Digital Power for TTL outputs. Connect to digital 3.3V supply.
25 AVSS_LV Ground for TTL outputs.
26 AVDD_LV_3.3 Digital Power for TTL outputs. Connect to digital 3.3V supply.
27 AVDD_LV_O_3.3 Digital Power for TTL outputs. Connect to digital 3.3V supply.
28 AVSS_LV_O Ground for TTL outputs.
29 EG2 Green channel bit 2 Green channel bit 0
30 EG3 Green channel bit 3 Green channel bit 1
31 EG4 Green channel bit 4 Green channel bit 2
32 EG5 Green channel bit 5 Green channel bit 3
33 EG6 Green channel bit 6 Green channel bit 4
34 EG7 Green channel bit 7 Green channel bit 5
35 EB0 Blue channel bit 0 Not used.
36 EB1 Blue channel bit 1 Not used.
37 EB2 Blue channel bit 2 Blue channel bit 0
38 EB3 Blue channel bit 3 Blue channel bit 1
39 AVSS_LV_O Ground
40 AVDD_LV_O_3.3 Digital Power for TTL outputs. Connect to digital 3.3V supply.
43 EB4 Blue channel bit 4 Blue channel bit 2
44 EB5 Blue channel bit 5 Blue channel bit 3
45 EB6 Blue channel bit 6 Blue channel bit 4
46 EB7 Blue channel bit 7 Blue channel bit 5
47 DEN Display Enable
48 DHS Display Horizontal Sync.
49 DVS Display Vertical Sync.
55 DCLK Display Pixel Clock.
67 PPWR Panel Power Control [Tri-state output, 5V-tolerant]
68 PBIAS Panel Bias Control (backlight enable) [Tri-state output, 5V-tolerant]
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