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Z80 CPU Peripherals

User Manual

Table of Contents

UM008101-0601

vii

Synchronous Modes Of Operation .......................240

Serial Input/Output (continued)

Synchronous Transmit ................................244

Synchronous Receive .................................249

SDLC (HDLC) Operation .................................255

Overview ...........................................255

SDLC Transmit ......................................256

SDLC Receive ......................................265

Programming ..........................................272

Overview ...........................................272

Write Registers ......................................272

Read Registers ......................................292

Applications ...........................................301

Overview ...........................................301

Timing ................................................305

Read Cycle .........................................305

Write Cycle .........................................305

Interrupt Acknowledge Cycle ...........................306

Return From Interrupt Cycle ............................307

Daisy Chain Interrupt Nesting ..........................308

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