IC102 |
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Pin No. | Pin Name | I/O | Description |
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1 | DCS | O | DCS logo display data output to LED. |
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2 | EQ | O | EQ ON/OFF display data output to LED. |
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3 | B.B | O | BASS BOOST display data output to LED. |
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4 | MUTE | O | MUTING display data output to LED. |
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5 | D.D | O | DOLBY DIGITAL display data output to LED. |
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6 | VOLUME | O | VOLUME display data output to LED. |
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7 | POWER RY | O | Power reay display. |
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8 | 5V CHECK | O | Power check (+5V) |
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9 | — | — | Not used. (Connected to ground) |
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10 | — | — | Not used. (Connected to ground) |
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11 | VSS | — | Ground (Connected to ground) |
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12 | — | — | Not used. (Connected to ground) |
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13 | — | — | Not used. (Connected to ground) |
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14 | — | — | Not used. (Connected to ground) |
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15 | — | — | Not used. (Connected to ground) |
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16 | — | — | Not used. (Connected to ground) |
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17 | — | — | Not used. (Connected to ground) |
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18 | — | — | Not used. (Connected to ground) |
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19 | SOT0 | O | UART data output to rewrite flash memory |
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20 | SIN0 | I | UART data intput to rewrite flash memory |
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21 | FL CLK | O | Clock output to flourescent display tube |
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22 | FL DATA | O | Data output to flourescent display tube |
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23 | VCC | — | Power supply +5 V |
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24 | FL LAT | O | Fluorescent latch |
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25 | FL CLEAR | O | Fluorescent clear |
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26 | SIRCS IN | I | SIRCS input |
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27 | C | — | External power regulator capacitor 0.1µ is connected to this terminal. |
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28 | — | — | Not used (Connected to ground) |
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29 | — | — | Not used (Connected to ground) |
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30 | — | — | Not used (Connected to ground) |
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31 | — | — | Not used (Connected to ground) |
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32 | — | — | Not used (Connected to ground) |
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33 | — | — | Not used (Connected to ground) |
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34 | AVCC | — | Analog power supply +5 V |
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35 | AVRH | — | AVRH (Connected to power supply +5 V) |
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36 | AVRL | — | SVRL (Connected to ground) |
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37 | AVSS | — | Ground (Connected to ground) |
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38 | AD KEY IN 1 | I | Key input 1 |
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39 | AD KEY IN 2 | I | Key input 2 |
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40 | AD KEY IN 3 | I | Key input 3 |
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41 | AD KEY IN 4 | I | Key input 4 |
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42 | VSS | — | Ground (Connected to ground) |
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43 | AD KEY IN 5 | I | Key input 5 |
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44 | AD KEY IN 6 | I | Key input 6 |
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45 | AD KEY IN 7 | I | Key input 7 |
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46 | RDS SIGNAL | I | RDS signal input. |
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47 | STOP | I | Stop input |
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48 | — | — | Not used (Connected to ground) |
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49 | MD 0 | I | MD 0 (To MD0 of MB90573) |
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50 | MD 1 | I | MD 1 (Connected to power supply +5 V) |
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