Section 5: Interface Specifications
LM Basic 408e/412e Operator’s Manual Page 5-11
5.13 IEEE 1284 INTERFACE

The IEEE 1284 Interface on the printer complies with IEEE1284 standards.

The ECP mode is recommended for LPT1 port settings.

Make sure to change the LPT1 port settings through the BIOS settings.

Basic Specifications

Interface board
Connector Printer Amphenol (DDK) 57 to 40360 (Equivalent)
Cable Amphenol (DDK) 57 to 30360 (Equivalent)
Cable length Under 3 meters
Signal level High level : + 2.4 to + 5.0 V
Low level : - 0.0 to – 0.4 V
Communication settings
One item or Multi communication can be selected using DSW2-5.
DIPSW2-5 Set Range
ON Multi-reception
OFF One Item
Maximum Receive buffer
capacity 2.95Mbyte
Timing chart
0Mbyte 2.95Mbyte
Remain. 0.95Mbyte
Remain. 1.95Mbyte
Near full
Near full clear
DATA
STROBE
A
CK
BUSY
* 1µs < T1, T2
0.6µs < T3 < 1.2µs
* It is possible to set the ACK width settings (0.5 – 10 µs) in the Advanced
mode, in the case of One Item reception.
T1 T2
ECP mode Centronics compatible mode
T1 T2 T3