96

Interface

Parallel

Parallel

TTP 8000 series support IEEE-1284 Compatibility Mode and Reverse Nibble Mode.

Note • If you intend to use any other mode than Compatibility Mode, we recommend you to get the documents for the IEEE-1284 standards, and study them thoroughly.

Figure 21 • IEEE-1284 Cable with Type A and Type C Connectors

Table 11 • Signal names for the parallel port

Pin Host

 

 

 

 

Nibble and

 

 

Pin Printer

Compatible Signal

Byte Mode

IEEE1284-A

Direction

IEEE1248-C

Names

Signal

(D-Sub)

 

 

 

 

 

 

Names

 

 

 

 

 

1

Ö

15

nStrobe

HostClk

2-9

Ö

6-13

Data

Data

10

Õ

3

nAck

PtrClk

11

Õ

1

Busy

PtrBusy

12

Õ

5

PError

AckDataReq

13

Õ

2

Select

Xflag

14

Ö

17

nAutoFd

HostBusy

15

Õ

4

nFault

nDataAvail

16

Ö

14

nInit

nInit

17

Ö

16

nSelectIn

IEEE 1284 Active

18-25

 

GND

19-35

Ground

Ground

 

 

+Ö

18

Host Logic

High

 

 

.Õ

36

Peripheral Logic High

P1003638-003

TTP 8000 Technical Manual

10/19/2009

Page 96
Image 96
Zebra Technologies TTP 8000 manual Parallel, + Ö