The AMD Z8030PC, also known as the Z-SCC (Zilog Serial Communications Controller), is a dual-channel serial communications controller designed to interface microprocessors with serial communication networks. It supports various synchronous and asynchronous communication protocols, making it suitable for a wide range of data communication applications.

Applications

• Data communication networks.
• Terminal controllers.
• Modems and other communication devices.
• Industrial control systems.
• Network interfaces.

Features

• Dual-channel serial communication.
• Supports synchronous and asynchronous protocols.
• Programmable baud rate generator.
• Interrupt-driven operation.
• DMA support.
• Various error detection and correction mechanisms.

Benefits

• Flexible serial communication interface.
• Efficient data transfer through DMA.
• Reliable communication with error detection and correction.
• Reduced processor overhead with interrupt-driven operation.
• Versatile application in various communication systems.

Additional Details

The Z8030PC supports protocols such as SDLC, HDLC, Bisync, and asynchronous UART. It offers programmable baud rates, allowing for customization of communication speeds. The interrupt-driven operation enables the microprocessor to focus on other tasks while the Z8030PC handles serial communication in the background. DMA support allows for high-speed data transfer between memory and the serial ports without CPU intervention. Error detection mechanisms include CRC and parity checking. The device is typically packaged in a DIP (Dual In-line Package) or PLCC (Plastic Leaded Chip Carrier). It requires a single 5V power supply. The Z8030PC is commonly used in systems based on the Z80 microprocessor, providing a robust and flexible serial communication interface. Its versatility and comprehensive feature set make it suitable for a wide range of communication applications. The device's configuration is typically done through software, allowing for dynamic adaptation to different communication requirements.