
Hardware Information
Port to the Floppy Disk Drive
This port is intended for the connection of a notebook floppy disk drive. The maximum connection length of the data cable may not exceed 40cm.
Pin no. | Designation | Description | Input/Output |
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1 | P5V | +5V | Output |
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2 | INDEX_N | Index hole recognition | Input |
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3 | P5V | +5V | Output |
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4 | DS_N0 | Drive 0 selection | Output |
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5 | P5V | +5V | Output |
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6 | DCHG_N | Disk change display | Input |
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7 | n.c. | not connected | - |
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8 | n.c. | not connected | - |
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9 | Reserved | reserved | - |
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10 | MOT_N0 | Activate motor 0 | Output |
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11 | Reserved | reserved | - |
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12 | DIR_SL_N | Step motor direction | Output |
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13 | n.c. | not connected | - |
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14 | STEP_N | Step motor pulse |
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15 | GND | Ground | - |
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16 | WR_DAT_N | Write data signal | Output |
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17 | GND | Ground | - |
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18 | WR_GAT_N | Enable data signal | Output |
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19 | Reserved | reserved | - |
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20 | TRACK_N0 | Track 0 signal | Input |
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21 | Reserved | reserved | - |
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22 | WR_PRT_N | Write protection signal | Input |
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23 | GND | Ground | - |
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24 | RD_DAT_N | Read Data signal | Input |
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25 | GND | Ground | - |
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26 | SIDE_1_N | Page selection | Output |
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Assignment of the IDE Ports
The primary IDE port is intended for the alternative installation of
2.5” and 3.5” hard disks. 3.5” drives are connected via a 40 pin 2.54mm latching connector, 2.5” drives via a 44 pin 2mm latching connector. The two connectors are connected in parallel. The secondary IDE port is intended for the optional connection of a CD ROM and / or an LS 240 drive. It is adaptable via a 44 pin 2mm latching connector. The maximum connection length of the data cables may not exceed 40cm.
SIMATIC Box PC 620 Manual | |