Nidek Medical LM-1800PD User Manual

INTERFACE MANUAL
MLM26*RTZ002F
LM-1800P/LM-1800PD
AUTO LENSMETER

Nidek Medical LM-1800PD Specifications

General

Brand	Nidek Medical
Model	LM-1800PD
Category	Measuring Instruments
Language	English

Summary

2. RS-232C and USB Communication

2.1 Basic Interface Specifications

Details basic specifications for RS-232C and USB interfaces, including parameters.

2.1.1 USB Driver Installation

Explains the procedure for installing the USB driver on a computer for data transfer.

2.1.2 RS-232C Cable Connection

Provides diagrams and details for connecting RS-232C cables between the LM and computer.

2.2 Communication Format

Explains the formats of commands and measurement data exchanged during communication.

2.2.1 Command Format Details

Details the specific format of commands used for controlling the LM and data transfer.

2.3 Data Format Overview

Explains the overall structure of measurement data transmitted from the LM.

2.3.1 Basic Data Format

Details the fundamental structure of measurement data sent from the LM.

2.3.2 Format of Each Data Type

2.5 Error Format

3. Communication Procedure (Non-NCP20)

3.2 Communication Control Signals

Explains communication control using DTR/DSR signals for NIDEK/NIDEK2 modes.

3.3 Actual Communications

3.3.1 LM Requests Computer to Receive Data

3.3.2 Computer Requests LM to Send Data

3.3.3 Computer Controls LM Operations

3.5 Communication Flowchart

4. RS-232C Communication (NCP20)

4.1 NCP20 Block Format

Defines the structure of data blocks used in NCP20 communication protocol.

4.2 NCP20 Normal Sequence

4.3 NCP20 Error Sequence

5. USB Driver Installation

5.1 USB Driver Installation for Windows 7

Step-by-step guide for installing the USB driver on Windows 7 computers.

5.2 USB Driver Installation for Windows 8

Step-by-step guide for installing the USB driver on Windows 8 computers.

5.3 USB Driver Installation for Windows Vista

Step-by-step guide for installing the USB driver on Windows Vista computers.

5.4 USB Driver Installation for Windows XP

Step-by-step guide for installing the USB driver on Windows XP computers.

6. LAN Communication

6.1.2 LAN Cable Connection

6.3 Receiver Computer Setup

6.3.2 Shared Folder Setup

6.3.4 Device Transmission Settings

6.3.5 Testing Device Network Setting

6.4 Data Format Details

Explains the structure and format of data transmitted via LAN.

6.4.4 XML File Structure

6.4.5 XML Tag Definitions