MTerm

Overview

This is a design document for a Model 100 terminal program.

Features

• 38400bps support
• Hardware flow control
• Avoids flowing off the sender as much as possible, filling up free RAM with data up to limit of machine
• The core should be open, educational, and reusable in other applications
• Priority of operations are:
  • The current RX or TX operation as an atomic unit
  • Keyboard polling
  • Bottom line display
  • No-scroll display updates
  • Scrolling updates
• Permit queueing of multiple receive or transmit operations
• "Zero copy" - receive and transmit directly to/from the clients memory.
• Configurable RX level high/low watermarks for disable/re-enable of RTS