Bematech KC-4112 Rev.1.1 User Manual

Page 16

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User’s Manual

16

Signal pin

1

2

3

4

5

6

7

8

9

10

11

12

13

14,15,18,36

16

17

19-30

31

32

33

34

35

Description

Strobe pulse for data reading. The pulse’s
width must be larger than 0.5ms.

Data in signals (LSB is Data 1). The signal
high level corresponds to bit 1 and the low
level corresponds to 0.

This pulse is active low and indicates that
data sent to the printer has been received.
The pulse width must be larger that 10ms.

When high, indicates that the printer cannot
receive data.

Becomes high in case of:

• Paper end.
• Near paper end.

On Line Out. When high, indicates operation
in remote mode. When low, indicates
operation in local mode.

Not connected.

Circuit Ground.

Frame ground.

Circuit Ground.

When low initializes the printer. It may be
larger than 50ms.

Paper absence.

Circuit Ground.

Not connected

“Pulled Up” to +5V

Direction

IN

IN

OUT

OUT

OUT

OUT

IN

OUT

OUT

Signal

/STROBE

Data 1

Data 2

Data 3

Data 4

Data 5

Data 6

Data 7

Data 8

/ACK

BUSY

PE

OL OUT

NC

GND

Frame

GND

/INIT

/ERROR

GND

NC

PULLUP

Associated

return pin

19

20

21

22

23

24

25

26

27

28

29

30

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