AM8530H AMD [Advanced Micro Devices], AM8530H Datasheet - Page 4
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AM8530H
Manufacturer Part Number
AM8530H
Description
Serial Communications Controller
Manufacturer
AMD [Advanced Micro Devices]
Datasheet
1.AM8530H.pdf
(194 pages)
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Chapter 1
Chapter 2
Chapter 3
TABLE OF CONTENTS
General Information
1.1
1.2
1.3
1.4
1.5
System Interface
2.1
2.2
2.3
2.4
2.5
2.6
I/O Programming Functional Description
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
Introduction
Capabilities
Block Diagram
Pin Functions
Pin Descriptions
1.5.1 System Interface Pin Descriptions
1.5.2 Serial Channel Pin Descriptions
Introduction
Registers
System Timings
2.3.1 Read Cycle
2.3.2 Write Cycle
2.3.3 Interrupt Acknowledge Cycle
Register Access
Am85C30 Enhancement Register Access
Reset
Introduction
Polling
Interrupt Sources
Interrupt Control
3.4.1 Interrupt Enable Bit
3.4.2 Interrupt Pending Bit
3.4.3 Interrupt Under Service Bit
3.4.4 Disable Lower Chain Bit
Interrupt Operations
3.5.1 Multiple Interrupt Priority Resolution
3.5.2 Interrupt Without Acknowledge
3.5.3 Interrupt With Acknowledge With Vector
3.5.4 Interrupt With Acknowledge Without Vector
3.5.5 Lower Priority Interrupt Masking
Receive Interrupts
3.6.1 Receive Interrupts Disabled
3.6.2 Receive Interrupt on First Character or
3.6.3 Receive Interrupt on All Receive Characters or
3.6.4 Receive Interrupt on Special Conditions
Transmit Interrupts
External/Status Interrupts
3.8.1 Sync/Hunt
3.8.2 Break/Abort
3.8.3 Zero Count
3.8.4 Tx Underrun/EOM
3.8.5 Clear To Send
3.8.6 Data Carrier Detect
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Special Condition
Special Conditions
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1–3
1–3
1–5
1–6
1–8
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1–9
2–3
2–3
2–5
2–5
2–5
2–5
2–6
2–7
2–12
3–3
3–3
3–3
3–4
3–4
3–5
3–5
3–5
3–6
3–6
3–8
3–8
3–10
3–10
3–10
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3–11
3–11
3–12
3–13
3–13
3–14
3–14
3–15
3–15
3–15