Interface Specifications; Parallel Interface - Canon BJC-55 Service Bulletin

BJC-50

2.3 Interface Specifications

2.3.1 Parallel interface

1) Interface Type:
2) Operation mode:
3) Signal voltage levels:
Low
High
4) Input / output
5) Interface cable:
6) Interface connectors:
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
7) Input / output signals and pin layout
*1. The level is raised to +5.0V at 390.
*2. N.C. means no connection.
*3. The level is raised to +5.0V at 5.6k.
Bidirectional Centronics Interface (IEEE 1284
compatible)
Compatibility mode / Nibble mode / ECP mode
Input
0.0 V to +0.8 V
+2.0 V to +5.0 V
Each signal pulled up with +5V.
Type:
Material:
Length:
Printer side:
Cable side:
Signal I/O
STROBE IN
DATA1 IN/OUT
DATA2 IN/OUT
DATA3 IN/OUT
DATA4 IN/OUT
DATA5 IN/OUT
DATA6 IN/OUT
DATA7 IN/OUT
DATA8 IN/OUT
ACKNLG OUT
BUSY OUT
P.E. –
GND –
Output
0.0V to +0.4 V
+2.4 V to +5.5 V
Twisted-pair shielded cable
AWG28 or larger
Up to 1.5 m (4.9 feet)
Japan Molex 52629-2611
(or equivalent)
Fujitsu Takamizawa Components FCN-
Pin No. Signal
14
15 SELECT
16 AUTO FEED XT
17 +5.0V (*
18
19 ERROR
20 +5.0V (*
21 SELECT IN
22
23
24
25
26
287P026-G/E(or equivalent)
2-15
Part 2: Product Specifications
I/O
GND –
OUT
IN
) –
1
INIT IN
OUT
3 ) –
IN
GND –
N.C. –
GND –
GND –
N.C. –