13 PARALLEL DATA INTERFACE

Connector

JD36SL or equivalent (36 pin)

Input level

TTL

Parallel input connector port

Signal allocation (Signal : Compatible)

PARALLEL TERMINAL SIGNAL

Pin number

181

3619

Pin No. Return

Signal

From/To

 

pin No.

 

 

 

1

19

 

PC/DP

STROBE

 

Function

Strobe pulse for data reading. Incoming pulse width shoud be 0.5s minimum. At regular conditions, “High” data will be read after becoming “Low”.

2

20

DATA1(LSB)

PC/DP

High: data 1

3

21

 

DATA2

PC/DP

Low: data 0

4

22

 

DATA3

PC/DP

 

5

23

 

DATA4

PC/DP

Information will be expressed for parallel data of every signal

6

24

 

DATA5

PC/DP

from bit No.1 to No.8.

7

25

 

DATA6

PC/DP

 

8

26

 

DATA7

PC/DP

 

9

27

DATA8(MSB)

PC/DP

 

10

28

 

 

 

 

 

 

PC/DP

The signal is yielded after data input has ended by a data

 

 

 

ACK

 

 

 

 

(ACKNOWLEDGE)

 

reception acknowledgement pulse.

 

 

 

 

 

 

 

 

 

 

 

 

11

29

 

BUSY

PC/DP

High: DP data is not accepted.

 

 

 

 

 

 

 

 

 

 

 

Low: DP data is accepted.

 

 

 

 

 

 

 

 

 

 

 

The signal becomes “High” in the following cases:

 

 

 

 

 

 

 

 

 

 

 

• During data entry

 

 

 

 

 

 

 

 

 

 

 

 

12

 

 

 

P•E

PC/DP

High: No paper

 

 

(PAPAER END)

 

Low: Paper available

 

 

 

 

 

 

 

 

 

 

 

 

13

 

SELECT

PC/DP

High

14

 

AutoFd

PC/DP

High

16•17

 

 

GND

PC/DP

Earth

18

 

 

High

PC/DP

PeripheralLogicHigh

19 - 30

 

 

GND

 

Earth

31

16

 

 

 

 

 

 

PC/DP

Clears sending data to this unit. (Low) Incoming pulse width

 

 

INIT

 

 

 

 

 

 

 

 

 

 

 

should be 100s minimum.

32

 

 

 

 

 

PC/DP

Low: Abnormal condition occurs in DP. (e.g. error)

 

 

Fault

 

 

 

 

 

 

 

 

 

 

 

 

15•

 

 

 

NC

 

Unused

33 - 35

 

 

 

 

 

 

 

 

 

 

 

36

 

 

PC/DP

Low

 

 

SelectIn

 

DP : Digital printer

PC : Personal computer

20

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Mitsubishi Electronics P91DW operation manual Parallel Data Interface, Parallel Terminal Signal

P91DW specifications

The Mitsubishi Electronics P91DW projector emerges as a versatile and high-performance device optimized for various presentations and entertainment settings. This projector is particularly well-suited for corporate environments, educational institutions, and even home theaters, thanks to its impressive specifications and cutting-edge technologies.

One of the standout features of the P91DW is its exceptional Brightness and Contrast Ratio. With a brightness of approximately 3,800 ANSI lumens, this projector guarantees clear and vibrant images, even in well-lit rooms. The high contrast ratio enhances the depth and detail of the visuals, making it ideal for displaying intricate graphics and text during presentations.

The P91DW uses DLP (Digital Light Processing) technology, which is renowned for delivering sharp and stable images. DLP technology reduces the risk of image degradation over time, ensuring that your images remain consistent and reliable throughout the projector's lifespan. This is particularly beneficial for users who rely on their projectors for frequent usage.

In terms of connectivity, the P91DW has a wide array of options, including HDMI, VGA, and composite inputs. This versatility allows it to connect to various devices such as laptops, tablets, and smartphones, making it easy to share content across platforms. Furthermore, the projector supports multiple video formats, ensuring compatibility with various media types.

Another remarkable characteristic of the P91DW is its built-in speakers, which deliver decent audio quality for basic presentations. However, for larger venues or cinematic experiences, users might prefer to connect external audio systems for enhanced sound fidelity.

Portability is another advantage of the P91DW. Weighing in at approximately 3.2 kg, it is lightweight and easily transportable, allowing users to set it up in different locations without hassle. Its compact design also makes it easy to store when not in use.

In terms of maintenance, the P91DW features a long-lasting lamp, which can provide an impressive lifespan, reducing the need for frequent replacements. Additionally, it incorporates a filter that is easy to clean, prolonging the projector's overall performance and effectiveness.

In summary, the Mitsubishi Electronics P91DW projector is a highly capable device that combines brightness, portability, and versatility. Whether for business, education, or home entertainment, its robust features and reliable technology make it an excellent choice for professionals and casual users alike.