Compaq Compaq Portable II Especificaciones descargar pdf (Pagina 123)

+ Receive current loop data (20 mA) 17

No Connection 18

Data Terminal Ready (DTR) 19

No Connection 20

Ring Indicator (RI) 21

* EIA ON + 12V Option 22

* EIA OFF - 12V Option 23

- Receive current loop return (20 mA) 24

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* Pins 23 and 24 - No connection on the full height Serial Interface Board.

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Table 8.9-2. 25 Pin Parallel Connector

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Signal Names and Description Pin Number

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Strobe 1

Data Bit 0 2

Data Bit 1 3

Data Bit 2 4

Data Bit 3 5

Data Bit 4 6

Data Bit 5 7

Data Bit 6 8

Data Bit 7 9

Acknowledge 10

Busy 11

Paper End 12

Select 13

Auto Feed 14

Error 15

Initialize Printer 16

Select Input 17

Signal Ground 18 - 25

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Compaq Compaq Portable II Especificaciones Pagina 123