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- Ethernet-to-Serial Conversion: Converts standard RS232 serial communication to Ethernet TCP/IP, allowing remote access and control of serial devices.
- Integrated 8-bit TTL I/O: Provides eight programmable TTL channels configurable as input or output for digital signal control or monitoring.
- Counter Functionality: TTL inputs can function as counters supporting up to 200 Hz square wave signals.
- Protection Features:
- PTC (auto-resettable fuse) protection on TTL I/O and communication signal pins.
- Over-voltage protection up to 60 VDC (max).
- Over-current protection up to 50 mA (max).
- Network Flexibility: Supports 10/100 Mbps Ethernet with auto-detection and IP reassignment capability.
- Software Integration: Includes Windows and Linux DLL libraries (EMC74xx.dll) for easy integration into custom applications using C/C++, Visual Basic, or other Windows-based environments.
- Virtual COM Port Support: Allows the Ethernet-connected module to appear as a local COM port to existing software, ensuring compatibility with legacy serial applications.
- DIN Rail Mounting: Compact industrial design suitable for control cabinets and automation panels.
- High Reliability: Designed for stable, continuous operation in industrial environments with wide operating temperature and humidity ranges.
- Integrated 8-bit TTL I/O: Provides eight programmable TTL channels configurable as input or output for digital signal control or monitoring.
- Counter Functionality: TTL inputs can function as counters supporting up to 200 Hz square wave signals.
- Protection Features:
- PTC (auto-resettable fuse) protection on TTL I/O and communication signal pins.
- Over-voltage protection up to 60 VDC (max).
- Over-current protection up to 50 mA (max).
- Network Flexibility: Supports 10/100 Mbps Ethernet with auto-detection and IP reassignment capability.
- Software Integration: Includes Windows and Linux DLL libraries (EMC74xx.dll) for easy integration into custom applications using C/C++, Visual Basic, or other Windows-based environments.
- Virtual COM Port Support: Allows the Ethernet-connected module to appear as a local COM port to existing software, ensuring compatibility with legacy serial applications.
- DIN Rail Mounting: Compact industrial design suitable for control cabinets and automation panels.
- High Reliability: Designed for stable, continuous operation in industrial environments with wide operating temperature and humidity ranges.
Comprehensive Product Summary – EMC-7432 Ethernet to RS232 8*TTL Module
### 1. Product Overview
Product Name: Ethernet to RS232 8*TTL Module
Model: EMC-7432
Series: EMC74xx Series (Ethernet-to-Serial Converter Modules)
Article Number: EMC-7432
Manufacturer: JS Automation Corp. (健昇科技股份有限公司)
Manufacturer Address: 6F, No.100, Chungshin Rd., Shitsu, Taipei, Taiwan, R.O.C.
Contact:
- Tel: +886-2-2647-6936
- Fax: +886-2-2647-6940
- Website: [http://www.automation.com.tw](http://www.automation.com.tw)
- Email: control.cards@automation.com.tw
Product Description:
The EMC-7432 is an industrial-grade Ethernet-to-RS232 converter module with integrated 8-channel TTL digital I/O. It enables legacy RS232 devices to communicate over Ethernet networks while providing additional programmable TTL input/output channels for digital control and monitoring. Designed for DIN rail mounting and powered by 12–24 VDC, the EMC-7432 offers a compact, reliable, and flexible solution for industrial automation, remote monitoring, and control applications.
### 2. Key Features
- Ethernet-to-Serial Conversion: Converts standard RS232 serial communication to Ethernet TCP/IP, allowing remote access and control of serial devices.
- Integrated 8-bit TTL I/O: Provides eight programmable TTL channels configurable as input or output for digital signal control or monitoring.
- Counter Functionality: TTL inputs can function as counters supporting up to 200 Hz square wave signals.
- Protection Features:
- PTC (auto-resettable fuse) protection on TTL I/O and communication signal pins.
- Over-voltage protection up to 60 VDC (max).
- Over-current protection up to 50 mA (max).
- Network Flexibility: Supports 10/100 Mbps Ethernet with auto-detection and IP reassignment capability.
- Software Integration: Includes Windows and Linux DLL libraries (EMC74xx.dll) for easy integration into custom applications using C/C++, Visual Basic, or other Windows-based environments.
- Virtual COM Port Support: Allows the Ethernet-connected module to appear as a local COM port to existing software, ensuring compatibility with legacy serial applications.
- DIN Rail Mounting: Compact industrial design suitable for control cabinets and automation panels.
- High Reliability: Designed for stable, continuous operation in industrial environments with wide operating temperature and humidity ranges.
### 3. Technical Specifications
Ethernet Interface:
- Speed: 10/100 Mbps auto-switching
- Protocol: TCP/IP
- IP Configuration: Static or reassigned via software
- Default IP: 192.168.0.100
- Default Host Port: 25122
- Default Remote Port: 6936
RS232 Interface:
- Baud Rates: 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 921600 bps
- Data Bits: 5, 6, 7, 8
- Stop Bits: 1, 1.5, 2
- Parity: None, Even, Odd
- Flow Control: Xon/Xoff, Hardware, or None
- Connector: 9-pin D-type male (via M23406 cable)
- Signals: DCD, RXD, TXD, DTR, GND, DSR, RTS, CTS, RI
TTL I/O Interface:
- Channels: 8 (TTL0–TTL7)
- Logic High Input: ≥ 2 V
- Logic Low Input: ≤ 0.4 V
- Logic High Output: ≥ 2.4 V @ 8 mA
- Logic Low Output: ≤ 0.4 V @ 8 mA
- Over-voltage Protection: 60 VDC (max)
- Over-current Protection: 50 mA (max)
- Counter Speed: 200 Hz (max, square wave)
- Connector: 10-pin header (JM1)
Power & Environmental:
- Supply Voltage: 12 VDC – 24 VDC
- Power Connector: JM4 (external 24 V connector)
- Operating Temperature: 0 °C – +70 °C
- Storage Temperature: −20 °C – +80 °C
- Operating Humidity: 5 % – 95 % RH (non-condensing)
- Dimensions: 89 mm (D) × 110 mm (W) × 34 mm (H)
(3.5 in × 4.33 in × 1.39 in)
- Mounting: DIN rail
Indicators & Controls:
- LED1: System active indicator
- SW2: System reset switch
### 4. Functionality
Operational Overview:
The EMC-7432 bridges Ethernet and RS232 communication, enabling serial devices to be accessed over a network. It also provides eight TTL digital I/O lines that can be configured as inputs or outputs, allowing the module to perform both communication and control tasks simultaneously.
Use Cases & Applications:
- RS232 to Ethernet Conversion: Connect legacy serial devices (e.g., PLCs, sensors, controllers) to Ethernet networks.
- Ethernet to RS232 Conversion: Enable remote control of serial devices via TCP/IP.
- Remote Digital I/O Control: Monitor or control digital signals remotely through Ethernet.
- Signal Counting: Use TTL inputs as counters for low-frequency pulse signals (≤ 200 Hz).
- Industrial Automation: Integration into SCADA systems, data acquisition, and remote monitoring.
- Embedded System Integration: Suitable for OEMs requiring Ethernet connectivity and digital I/O in compact form factors.
Compatibility:
- Operating Systems: Windows 2000 and later, Linux
- Programming Interfaces: C/C++, Visual Basic, Borland C++ Builder, Delphi
- Communication Protocols: TCP/IP socket-based communication
- Virtual COM Port: Supported via EMC74xx_VSPM driver
### 5. Components & Accessories
Included Components:
- EMC-7432 Ethernet-to-RS232 module
- M23406 9-pin D-type male cable (10 cm)
Optional Accessories:
- JD52000: 110/220 VAC to 24 VDC @ 1.5 A power supply
- JD52026: 110/220 VAC to 24 VDC @ 0.75 A power adapter
Connectors:
- J1: Ethernet RJ45 socket
- JM1: TTL I/O connector (10-pin)
- JM2: RS232 connector
- JM4: External 24 VDC power connector
Pin Assignments:
- JM1 (TTL I/O):
1 – TTL0, 2 – TTL1, 3 – TTL2, 4 – TTL3, 5 – GND,
6 – TTL4, 7 – TTL5, 8 – TTL6, 9 – TTL7, 10 – GND
- JM2 (RS232):
1 – DCD, 2 – RXD, 3 – TXD, 4 – DTR, 5 – GND,
6 – DSR, 7 – RTS, 8 – CTS, 9 – RI
### 6. Installation & Setup
Hardware Installation:
- Mount the EMC-7432 on a DIN rail in a control cabinet or panel.
- Connect the power supply (12–24 VDC) to JM4.
- Connect Ethernet cable to RJ45 port (J1).
- Connect RS232 device via M23406 cable to JM2.
- Connect TTL I/O signals to JM1 as required.
- Observe LED1 for system activity indication.
Software Installation:
- Install the EMC74xx driver using `EMC74xx_Install.exe`.
- The installation creates directories under `JS Automation\EMC74xx` containing:
- API: Header and library files for C/C++ and VB.
- Driver: Device driver files.
- EXE: Demo programs and source code.
- DLL file: `EMC74xx.dll` (located in system directory).
Configuration:
- Use provided DLL functions to initialize and configure the module:
- `EMC74xx_Initial()` to map IP and assign CardID.
- `EMC74xx_IP_change()` and `EMC74xx_socket_port_change()` for network configuration.
- `EMC74xx_serial_port_set()` to configure RS232 parameters.
- `EMC74xx_port_config_set()` to define TTL I/O direction.
- IP and port changes require a reboot (~10 s).
- Security features (password protection) can be managed via software functions.
### 7. Performance & Capabilities
Communication Performance:
- Ethernet throughput supports 10/100 Mbps auto-negotiation.
- Serial communication up to 921,600 bps.
- Low-latency data transfer suitable for real-time control.
I/O Performance:
- TTL I/O configurable per bit for input/output.
- Counter function supports up to 200 Hz square wave input.
- TTL output drive capability: 8 mA per channel.
Reliability & Protection:
- PTC fuse protection ensures automatic recovery from transient faults.
- Over-voltage and over-current protection safeguard connected devices.
- Designed for continuous operation in industrial environments.
Limitations:
- TTL counter frequency limited to 200 Hz.
- RS232 only (no RS422/RS485 support on EMC-7432; available on EMC-7485).
- Requires reboot after IP or configuration changes.
### 8. Standards & Compliance
Electrical & Environmental Standards:
- Operating voltage and temperature ranges suitable for industrial automation.
- Conforms to general EMC and safety practices for low-voltage DC devices.
Software & Communication Standards:
- Compliant with standard TCP/IP networking protocols.
- Compatible with Windows and Linux operating systems.
- Supports standard RS232 serial communication parameters.
Certifications:
While specific certifications are not listed, JS Automation products are typically designed to meet industrial-grade reliability and safety standards applicable to automation and control systems.
### 9. Additional Information
Warranty & Support:
- Manufacturer warranty terms available through JS Automation Corp.
- Technical support via email (control.cards@automation.com.tw) and website.
- Firmware and software updates downloadable from [www.automation.com.tw](http://www.automation.com.tw).
Maintenance:
- Minimal maintenance required; ensure clean, dry environment.
- Periodically check connections and power supply integrity.
- Firmware updates can be applied via software tools.
Software Development Support:
- Dynamic Link Library (DLL): `EMC74xx.dll` provides API functions for configuration, communication, and I/O control.
- Supported Languages: C/C++, Visual Basic, Borland C++ Builder, Delphi.
- Key API Functions:
- Initialization and closure (`EMC74xx_Initial`, `EMC74xx_close`)
- Network configuration (`EMC74xx_IP_change`, `EMC74xx_socket_port_change`, `EMC74xx_reboot`)
- Security management (`EMC74xx_security_unlock`, `EMC74xx_password_change`)
- TTL I/O control (`EMC74xx_port_config_set`, `EMC74xx_port_read`, `EMC74xx_port_set`)
- Counter operations (`EMC74xx_counter_enable`, `EMC74xx_counter_read`, `EMC74xx_counter_clear`)
- Serial port setup (`EMC74xx_serial_port_set`, `EMC74xx_serial_port_read`)
- Virtual COM management (`EMC74xx_VSPM_install`, `EMC74xx_VSPM_connect`, `EMC74xx_VSPM_close`)
Error Handling:
The EMC74xx API includes detailed error codes for diagnostics, such as:
- `INITIAL_SOCKET_ERROR` – Ethernet initialization failure
- `IP_ADDRESS_ERROR` – Invalid IP configuration
- `DEVICE_RW_ERROR` – Communication failure with module
- `COUNTER_READ_ERROR` – Counter data read failure
- `SERIAL_PORT_SET_ERROR` – Serial configuration error
- `VSPM_CONNECT_ERROR` – Virtual COM connection failure
Ordering Information:
- EMC-7432: Ethernet-to-RS232 module with 8 TTL I/O (includes M23406 cable)
- Optional Power Supplies: JD52000 (24 VDC @ 1.5 A), JD52026 (24 VDC @ 0.75 A)
### Summary
The JS Automation EMC-7432 is a robust, compact Ethernet-to-RS232 converter module with integrated 8-channel TTL digital I/O. It bridges traditional serial communication with modern Ethernet networks, enabling remote control, monitoring, and data acquisition. With its flexible software API, virtual COM port support, and industrial-grade protection features, the EMC-7432 is ideal for automation engineers, system integrators, and OEM developers seeking reliable network-enabled serial communication and digital I/O control in a single, space-efficient device.
### 1. Product Overview
Product Name: Ethernet to RS232 8*TTL Module
Model: EMC-7432
Series: EMC74xx Series (Ethernet-to-Serial Converter Modules)
Article Number: EMC-7432
Manufacturer: JS Automation Corp. (健昇科技股份有限公司)
Manufacturer Address: 6F, No.100, Chungshin Rd., Shitsu, Taipei, Taiwan, R.O.C.
Contact:
- Tel: +886-2-2647-6936
- Fax: +886-2-2647-6940
- Website: [http://www.automation.com.tw](http://www.automation.com.tw)
- Email: control.cards@automation.com.tw
Product Description:
The EMC-7432 is an industrial-grade Ethernet-to-RS232 converter module with integrated 8-channel TTL digital I/O. It enables legacy RS232 devices to communicate over Ethernet networks while providing additional programmable TTL input/output channels for digital control and monitoring. Designed for DIN rail mounting and powered by 12–24 VDC, the EMC-7432 offers a compact, reliable, and flexible solution for industrial automation, remote monitoring, and control applications.
### 2. Key Features
- Ethernet-to-Serial Conversion: Converts standard RS232 serial communication to Ethernet TCP/IP, allowing remote access and control of serial devices.
- Integrated 8-bit TTL I/O: Provides eight programmable TTL channels configurable as input or output for digital signal control or monitoring.
- Counter Functionality: TTL inputs can function as counters supporting up to 200 Hz square wave signals.
- Protection Features:
- PTC (auto-resettable fuse) protection on TTL I/O and communication signal pins.
- Over-voltage protection up to 60 VDC (max).
- Over-current protection up to 50 mA (max).
- Network Flexibility: Supports 10/100 Mbps Ethernet with auto-detection and IP reassignment capability.
- Software Integration: Includes Windows and Linux DLL libraries (EMC74xx.dll) for easy integration into custom applications using C/C++, Visual Basic, or other Windows-based environments.
- Virtual COM Port Support: Allows the Ethernet-connected module to appear as a local COM port to existing software, ensuring compatibility with legacy serial applications.
- DIN Rail Mounting: Compact industrial design suitable for control cabinets and automation panels.
- High Reliability: Designed for stable, continuous operation in industrial environments with wide operating temperature and humidity ranges.
### 3. Technical Specifications
Ethernet Interface:
- Speed: 10/100 Mbps auto-switching
- Protocol: TCP/IP
- IP Configuration: Static or reassigned via software
- Default IP: 192.168.0.100
- Default Host Port: 25122
- Default Remote Port: 6936
RS232 Interface:
- Baud Rates: 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 921600 bps
- Data Bits: 5, 6, 7, 8
- Stop Bits: 1, 1.5, 2
- Parity: None, Even, Odd
- Flow Control: Xon/Xoff, Hardware, or None
- Connector: 9-pin D-type male (via M23406 cable)
- Signals: DCD, RXD, TXD, DTR, GND, DSR, RTS, CTS, RI
TTL I/O Interface:
- Channels: 8 (TTL0–TTL7)
- Logic High Input: ≥ 2 V
- Logic Low Input: ≤ 0.4 V
- Logic High Output: ≥ 2.4 V @ 8 mA
- Logic Low Output: ≤ 0.4 V @ 8 mA
- Over-voltage Protection: 60 VDC (max)
- Over-current Protection: 50 mA (max)
- Counter Speed: 200 Hz (max, square wave)
- Connector: 10-pin header (JM1)
Power & Environmental:
- Supply Voltage: 12 VDC – 24 VDC
- Power Connector: JM4 (external 24 V connector)
- Operating Temperature: 0 °C – +70 °C
- Storage Temperature: −20 °C – +80 °C
- Operating Humidity: 5 % – 95 % RH (non-condensing)
- Dimensions: 89 mm (D) × 110 mm (W) × 34 mm (H)
(3.5 in × 4.33 in × 1.39 in)
- Mounting: DIN rail
Indicators & Controls:
- LED1: System active indicator
- SW2: System reset switch
### 4. Functionality
Operational Overview:
The EMC-7432 bridges Ethernet and RS232 communication, enabling serial devices to be accessed over a network. It also provides eight TTL digital I/O lines that can be configured as inputs or outputs, allowing the module to perform both communication and control tasks simultaneously.
Use Cases & Applications:
- RS232 to Ethernet Conversion: Connect legacy serial devices (e.g., PLCs, sensors, controllers) to Ethernet networks.
- Ethernet to RS232 Conversion: Enable remote control of serial devices via TCP/IP.
- Remote Digital I/O Control: Monitor or control digital signals remotely through Ethernet.
- Signal Counting: Use TTL inputs as counters for low-frequency pulse signals (≤ 200 Hz).
- Industrial Automation: Integration into SCADA systems, data acquisition, and remote monitoring.
- Embedded System Integration: Suitable for OEMs requiring Ethernet connectivity and digital I/O in compact form factors.
Compatibility:
- Operating Systems: Windows 2000 and later, Linux
- Programming Interfaces: C/C++, Visual Basic, Borland C++ Builder, Delphi
- Communication Protocols: TCP/IP socket-based communication
- Virtual COM Port: Supported via EMC74xx_VSPM driver
### 5. Components & Accessories
Included Components:
- EMC-7432 Ethernet-to-RS232 module
- M23406 9-pin D-type male cable (10 cm)
Optional Accessories:
- JD52000: 110/220 VAC to 24 VDC @ 1.5 A power supply
- JD52026: 110/220 VAC to 24 VDC @ 0.75 A power adapter
Connectors:
- J1: Ethernet RJ45 socket
- JM1: TTL I/O connector (10-pin)
- JM2: RS232 connector
- JM4: External 24 VDC power connector
Pin Assignments:
- JM1 (TTL I/O):
1 – TTL0, 2 – TTL1, 3 – TTL2, 4 – TTL3, 5 – GND,
6 – TTL4, 7 – TTL5, 8 – TTL6, 9 – TTL7, 10 – GND
- JM2 (RS232):
1 – DCD, 2 – RXD, 3 – TXD, 4 – DTR, 5 – GND,
6 – DSR, 7 – RTS, 8 – CTS, 9 – RI
### 6. Installation & Setup
Hardware Installation:
- Mount the EMC-7432 on a DIN rail in a control cabinet or panel.
- Connect the power supply (12–24 VDC) to JM4.
- Connect Ethernet cable to RJ45 port (J1).
- Connect RS232 device via M23406 cable to JM2.
- Connect TTL I/O signals to JM1 as required.
- Observe LED1 for system activity indication.
Software Installation:
- Install the EMC74xx driver using `EMC74xx_Install.exe`.
- The installation creates directories under `JS Automation\EMC74xx` containing:
- API: Header and library files for C/C++ and VB.
- Driver: Device driver files.
- EXE: Demo programs and source code.
- DLL file: `EMC74xx.dll` (located in system directory).
Configuration:
- Use provided DLL functions to initialize and configure the module:
- `EMC74xx_Initial()` to map IP and assign CardID.
- `EMC74xx_IP_change()` and `EMC74xx_socket_port_change()` for network configuration.
- `EMC74xx_serial_port_set()` to configure RS232 parameters.
- `EMC74xx_port_config_set()` to define TTL I/O direction.
- IP and port changes require a reboot (~10 s).
- Security features (password protection) can be managed via software functions.
### 7. Performance & Capabilities
Communication Performance:
- Ethernet throughput supports 10/100 Mbps auto-negotiation.
- Serial communication up to 921,600 bps.
- Low-latency data transfer suitable for real-time control.
I/O Performance:
- TTL I/O configurable per bit for input/output.
- Counter function supports up to 200 Hz square wave input.
- TTL output drive capability: 8 mA per channel.
Reliability & Protection:
- PTC fuse protection ensures automatic recovery from transient faults.
- Over-voltage and over-current protection safeguard connected devices.
- Designed for continuous operation in industrial environments.
Limitations:
- TTL counter frequency limited to 200 Hz.
- RS232 only (no RS422/RS485 support on EMC-7432; available on EMC-7485).
- Requires reboot after IP or configuration changes.
### 8. Standards & Compliance
Electrical & Environmental Standards:
- Operating voltage and temperature ranges suitable for industrial automation.
- Conforms to general EMC and safety practices for low-voltage DC devices.
Software & Communication Standards:
- Compliant with standard TCP/IP networking protocols.
- Compatible with Windows and Linux operating systems.
- Supports standard RS232 serial communication parameters.
Certifications:
While specific certifications are not listed, JS Automation products are typically designed to meet industrial-grade reliability and safety standards applicable to automation and control systems.
### 9. Additional Information
Warranty & Support:
- Manufacturer warranty terms available through JS Automation Corp.
- Technical support via email (control.cards@automation.com.tw) and website.
- Firmware and software updates downloadable from [www.automation.com.tw](http://www.automation.com.tw).
Maintenance:
- Minimal maintenance required; ensure clean, dry environment.
- Periodically check connections and power supply integrity.
- Firmware updates can be applied via software tools.
Software Development Support:
- Dynamic Link Library (DLL): `EMC74xx.dll` provides API functions for configuration, communication, and I/O control.
- Supported Languages: C/C++, Visual Basic, Borland C++ Builder, Delphi.
- Key API Functions:
- Initialization and closure (`EMC74xx_Initial`, `EMC74xx_close`)
- Network configuration (`EMC74xx_IP_change`, `EMC74xx_socket_port_change`, `EMC74xx_reboot`)
- Security management (`EMC74xx_security_unlock`, `EMC74xx_password_change`)
- TTL I/O control (`EMC74xx_port_config_set`, `EMC74xx_port_read`, `EMC74xx_port_set`)
- Counter operations (`EMC74xx_counter_enable`, `EMC74xx_counter_read`, `EMC74xx_counter_clear`)
- Serial port setup (`EMC74xx_serial_port_set`, `EMC74xx_serial_port_read`)
- Virtual COM management (`EMC74xx_VSPM_install`, `EMC74xx_VSPM_connect`, `EMC74xx_VSPM_close`)
Error Handling:
The EMC74xx API includes detailed error codes for diagnostics, such as:
- `INITIAL_SOCKET_ERROR` – Ethernet initialization failure
- `IP_ADDRESS_ERROR` – Invalid IP configuration
- `DEVICE_RW_ERROR` – Communication failure with module
- `COUNTER_READ_ERROR` – Counter data read failure
- `SERIAL_PORT_SET_ERROR` – Serial configuration error
- `VSPM_CONNECT_ERROR` – Virtual COM connection failure
Ordering Information:
- EMC-7432: Ethernet-to-RS232 module with 8 TTL I/O (includes M23406 cable)
- Optional Power Supplies: JD52000 (24 VDC @ 1.5 A), JD52026 (24 VDC @ 0.75 A)
### Summary
The JS Automation EMC-7432 is a robust, compact Ethernet-to-RS232 converter module with integrated 8-channel TTL digital I/O. It bridges traditional serial communication with modern Ethernet networks, enabling remote control, monitoring, and data acquisition. With its flexible software API, virtual COM port support, and industrial-grade protection features, the EMC-7432 is ideal for automation engineers, system integrators, and OEM developers seeking reliable network-enabled serial communication and digital I/O control in a single, space-efficient device.
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emc7432-85.pdf
PDF Catalog
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emc7432e.pdf
Manual
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sw74xx.pdf
Manual
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