Embedded Technologies, Inc.

8530 Multi-Protocol Controller

Description

8530 MPSC Controller (Multi-Protocol Serial Communication Controller) is a general-purpose communication controller which consists of two sets of bi-directional parallel / serial converter circuits for data communication.

Product Specifications
  • Hardware features

    • Transmit buffer (2 Byte Depth)
    • Receive buffer (4 Byte Depth)
    • Interrupt control function
    • DMA request: 2 for TX and 2 for Rx
    • Overrun error detection
    • Baud rate generator
    • Self-loop back test function
    • DPLL supported

  • Communication protocol features

    • Start-stop synchronization
    • Character oriented protocol (COP) - Mono-sync, Bi-sync, External sync
    • Bit oriented protocol (BOP) - HDLC, SDLC, SDLC Loop
    • Processing data format
  • Encode/decode of NRZ (Non-Return to Zero)

    • Encode/decode of NRZI (Non-Return to Zero Inverted)
    • Encode/decode of FM (Frequency Modulation)
    • Decode in Manchester mode

Highlights

  • Compatible with uPD72001 and 85C30
  • Controller supports all three serial protocols (UART, Mono-Sync, Bi-Sync, HDLC and SDLC)