IC801 SYSTEM CONTROL (CXP81960M-652R)
Pin No. | Pin name | I/O |
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1 | CLCS | O | Chip select output to real time clock (IC804). |
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2 | XRST | O | Reset output. | L : Reset |
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3 | WRPWR | O | Laser power switching signal output. |
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4 | TX | O | Write data transfer timing output. |
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5 | SENSE | I | Internal status (SENSE) input. |
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6 | LDON | O | Laser ON signal. | H : ON |
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7 | XSHOCK | I | Track jump detection input. |
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8 |
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9 | INLS | I | Detecting switch for internal circuit of sleding. | Internal circuit : L | |||
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10 | PROTECT | I | Disc write protect switch. | H : Protect |
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11 | DATA | O | Data output to remote control. |
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12 | HOLD | I | Hold switch input (This unit). | L : Hold |
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13 | WP | I | |||||
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14 | OPEN | I | Detecting switch for opening and closing of the upper cover. Close : L | ||||
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15 | CLOCK | I | CLOCK SET switch input. |
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16 | CLK SDIO | I | Serial clock input. |
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17 | EVR DATA | I | Electric volume control data input. |
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18 | PUSH JOG | I | Push JOG switch input. |
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19 | LCD STB | O | LCD standby output. |
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20 | CL SCK | O | Serial clock output for real time clock (IC804). |
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21 | SDI2 | I | Serial data input. |
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22 | SYNC REC | I | SYNCHRO REC switch input. |
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23 | D. B. B | I | DIGITAL MEGA BASS switch input. |
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24 | XLINEDET | I | Line input detect. | L : Line |
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25 | AVLS | I | AVLS switch input. | L : ON |
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26 | XTEST | I | Test mode terminal. | L : Test mode |
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27 | XDCIN | I | DC input detect. | L : DC IN |
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28 | KANA SE L | – | Not used (Fixed at “H”). |
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29 | AM3 ON | O | This is at “H” level during external battery operation. | ||||
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30 | XP CONT | O | Power control output. L : ON |
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31 | LIP ON | O | Outputs H while operating with a lithium battery. |
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32 | XREC LED | O | REC LED control. | L : ON |
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33 | MODE2 | O | Head drive (IC506) control signal output. |
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34 | MODE1 | O |
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35 | XRF STBY | O | Power control output to RF amplifier (IC501). |
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36 | XLCD ON | O | LCD ON/OFF control. | L : ON |
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37 | MP | – | Microprocessor mode input (Fixed at “L”). |
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38 | XMRST | I | Microprocessor reset input. |
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39 | VSS | – | Ground. |
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40 | XTAL | – | System clock (12MHz). |
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41 | EXTAL | – | System clock (12MHz). |
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42 | CS | – | Chip Select input (Connected to +2.8V). |
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43 |
| – Not used (Fixed at “L”). |
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44 | LCD DATA | O | LCD data output. |
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45 | LCD SCK | O | Serial clock output. |
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46 |
| – | Not used (Open). |
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47 |
| – | Not used (Open). |
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48 | HIDCMNT | I | Voltage monitor DC input. |
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49 | KEYR | I | Remote control key input. |
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50 | AVSS | – | Ground terminal for A/D converter. |
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