Comprehensive Product Summary: TOPSCCC EX9188E5-512 Embedded DOS System

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### 1. Product Overview

Product Name: EX9188E5-512
Model: EX9188E5-512
Series: EX9188E Series
Article Number: EX9188E5-512
Manufacturer: TOPSCCC (Taiwan)

The TOPSCCC EX9188E5-512 is a compact, fanless embedded DOS-based industrial controller designed for Ethernet and serial communication applications. It integrates multiple serial interfaces (RS-232 and RS-485), onboard memory, and real-time clock (RTC) functionality within a ruggedized enclosure suitable for harsh industrial environments. The device is engineered for reliable operation in automation, data acquisition, and remote control systems, offering seamless integration into existing LAN infrastructures.

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### 2. Key Features

- Embedded DOS System: Runs Datalight ROM-DOS with miniBIOS for stable, low-level control and compatibility with legacy DOS applications.
- CPU: Intel 80188 processor operating at 40 MHz, optimized for embedded control and communication tasks.
- Memory: 512 KB SRAM and 512 KB Flash memory for program and data storage.
- Interfaces:
- 4 × RS-232 serial ports
- 1 × RS-485 port with automatic direction control
- 1 × 10Base-T Ethernet port (RJ-45 connector)
- Real-Time Clock (RTC): Integrated RTC for time-dependent operations and data logging.
- Fanless Design: Passive cooling ensures silent operation and high reliability in industrial environments.
- Rugged Construction: Compact, vibration-resistant housing suitable for DIN-rail or panel mounting.
- Wide Temperature Range: Designed for industrial temperature conditions (exact range depends on configuration).
- Virtual COM Port Support: VSP/VirCOM software enables transparent Ethernet-to-serial communication, allowing legacy COM-based applications to operate over TCP/IP without modification.
- Built-in 5-Digit LED Display: Provides real-time system and communication status, including IP address, baud rate, and COM port configuration.
- Network Integration: Functions as a serial-to-Ethernet converter, enabling centralized control of distributed RS-232/RS-485 devices.
- Software Utilities: Includes a suite of configuration and diagnostic tools such as Infoset.exe, Xcom.exe, NetTest, and ROMDISK utilities.

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### 3. Technical Specifications

Processor: Intel 80188, 40 MHz
Memory:
- 512 KB SRAM (0x00000–0x7FFFF memory space)
- 512 KB Flash (0x80000–0xEFFFF memory space)
- ROM-DOS (48 KB, 0xF0000–0xFBFFF)
- MiniBIOS (8 KB, 0xFE000–0xFFFFF)

Storage:
- ROM Disk (Flash-based, updatable via TOROM.EXE)
- Optional RAM Disk (VDISK.SYS configurable up to 64 KB default)

Interfaces:
- Serial Ports: 4 × RS-232 (COM1–COM4), 1 × RS-485 (auto-direction control)
- Ethernet: 1 × 10Base-T (RJ-45, Realtek RTL8019 controller)
- Flow Control: Hardware RTS/CTS on COM1
- LED Display: 5-digit 7-segment LED for system status

Default Serial Configuration:
| COM Port | Baud Rate | Data Bits | Parity | Stop Bits |
|-----------|------------|------------|---------|------------|
| COM1 | 57600 | 8 | None | 1 |
| COM2–COM8 | 9600 | 8 | None | 1 |

I/O Mapping:
- 0x000–0x0FF: Add-on card (16C550 UARTs)
- 0x300–0x3FF: Ethernet Controller (RTL8019)

Timers:
- System Timer (Interrupt 08h)
- General-purpose Timer

Power Supply: DC input (specifications depend on model variant)
Cooling: Fanless passive design
Mounting: DIN-rail or panel mount
Enclosure: Industrial-grade metal housing

Weight & Dimensions: Not explicitly stated; compact form factor suitable for control cabinets and embedded installations.

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### 4. Functionality

The EX9188E5-512 operates as an embedded Ethernet-enabled serial controller. It bridges traditional serial communication devices with modern TCP/IP networks, allowing remote access and control through Ethernet. The system runs ROM-DOS, providing a familiar DOS environment for executing embedded applications and utilities.

Primary Functions:
- Acts as a serial-to-Ethernet converter, enabling remote management of RS-232/RS-485 devices.
- Supports virtual COM port mapping via VSP/VirCOM, allowing PC applications to communicate with remote serial devices as if they were locally connected.
- Provides real-time monitoring through the integrated LED display.
- Offers file management and firmware updates through ROMDISK and TOROM utilities.
- Enables network diagnostics and configuration via NetTest and Infoset utilities.

Applications:
- Industrial automation and process control
- Remote data acquisition and monitoring
- SCADA and PLC communication gateways
- Serial device networking (sensors, meters, controllers)
- Legacy system integration into Ethernet networks

Compatibility:
- Compatible with standard TCP/IP networks and Ethernet infrastructure.
- Supports Datalight ROM-DOS and SOCKETS for embedded networking.
- Works with Windows-based configuration tools and terminal emulators (e.g., HyperTerminal).

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### 5. Components & Accessories

Included Components:
- EX9188E5-512 main unit
- Pre-installed ROM-DOS operating system
- Built-in 5-digit LED display
- Ethernet (RJ-45) and serial (DB9 or terminal block) connectors

Software Utilities (included or downloadable):
- Infoset.exe: Modify model, IP, gateway, and COM port settings.
- Xcom.exe: Server program for network command handling.
- NetTest: PC-based diagnostic and communication tool.
- Xm.exe: File transfer utility (Xmodem protocol).
- Romdisk.exe / Torom.exe: ROM disk creation and update tools.
- Vdisk.sys: RAM disk driver for temporary storage.
- N.com / Socketp.exe: Network driver and TCP/IP kernel.
- Xping.exe: Network connectivity test utility.
- VSP/VirCOM: Virtual COM port driver for Windows PCs.

Optional Add-ons:
- RS-232 expansion cards (up to 6 additional ports)
- AD/DA or digital I/O modules (depending on configuration)
- External power supply and mounting accessories

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### 6. Installation & Setup

Requirements:
- Standard Ethernet network (10Base-T)
- PC with serial port or USB-to-serial adapter for initial configuration
- HyperTerminal or equivalent terminal software

Setup Procedure:
1. Connect COM1 of EX9188E5-512 to PC COM port.
2. Configure terminal: 57600 baud, 8 data bits, no parity, 1 stop bit, no flow control.
3. Power on the device; it boots into TCP mode by default.
4. To enter ROM-DOS mode, momentarily connect INIT* pin to GND during startup.
5. Use DOS prompt (A:\>) for file management and configuration.
6. Modify network and serial settings using Infoset.exe.
7. Use NetTest or VSP/VirCOM for network communication verification.

Mounting Options:
- DIN-rail mounting for control cabinets
- Panel mounting for embedded systems

Configuration Tools:
- Infoset.exe for IP, gateway, and COM settings
- ROMDISK.EXE and TOROM.EXE for firmware and file updates
- NetTest for TCP/IP communication testing

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### 7. Performance & Capabilities

Processing Speed: 40 MHz (Intel 80188)
Memory Performance: 512 KB SRAM for runtime operations; 512 KB Flash for firmware and ROM-DOS storage.
Communication Throughput:
- RS-232/RS-485 up to 115200 bps
- Ethernet 10 Mbps (10Base-T)

Capacity:
- Supports up to 8 COM ports (4 onboard, 4 via expansion).
- Virtual COM mapping supports up to 255 ports on host PC.

Efficiency:
- Low power consumption due to fanless design and embedded architecture.
- Reliable operation in continuous industrial environments.

Limitations:
- Limited memory capacity compared to modern embedded systems.
- 10Base-T Ethernet (no 100/1000 Mbps support).
- DOS-based environment restricts multitasking and modern OS features.

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### 8. Standards & Compliance

Networking Standards:
- IEEE 802.3 10Base-T Ethernet
- RS-232 and RS-485 serial communication standards

Software Standards:
- Datalight ROM-DOS compliant
- Datalight SOCKETS TCP/IP stack compliant

Regulatory Compliance:
- Designed for industrial EMC and safety standards (specific certifications depend on model variant).
- Conforms to general industrial communication equipment requirements.

Industry Compatibility:
- Compatible with SCADA, PLC, and industrial automation protocols.
- Supports Modbus mode (for EX9188E_MTCP variant).

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### 9. Additional Information

Warranty:
Standard manufacturer warranty (duration varies by region and distributor).

Support & Documentation:
- Comprehensive software user guide (EX9188E Software UserGuide).
- Online resources and driver downloads available at [www.topsccc.com.tw](http://www.topsccc.com.tw).
- Technical support via TOPSCCC and authorized distributors.

Maintenance:
- Minimal maintenance due to fanless design.
- Firmware and ROM-DOS updates via TOROM.EXE utility.
- Configuration backup through Infoset and ROMDISK utilities.

Software Updates:
- VSP/VirCOM drivers and utilities downloadable from TOPSCCC and Easyunet websites.
- ROM-DOS and SOCKETS updates available from Datalight.

Longevity & Reliability:
- Proven embedded DOS platform ensures long-term availability and stability.
- Designed for continuous 24/7 operation in industrial environments.

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### Summary

The TOPSCCC EX9188E5-512 is a robust, Ethernet-enabled embedded DOS controller tailored for industrial communication and automation systems. Combining multiple serial interfaces, a 10Base-T Ethernet port, and a reliable 80188 CPU, it bridges legacy serial devices with modern network infrastructures. Its fanless, compact design ensures durability, while the integrated ROM-DOS environment and comprehensive utility suite simplify configuration, diagnostics, and integration. Ideal for SCADA, remote monitoring, and serial device networking, the EX9188E5-512 delivers dependable performance and long-term support for industrial applications requiring stable, low-level control and network connectivity.