Tabla de Contenidos: “…Comparing microprocessors; The Intel 8080; Some more general features; Chapter 11. …”

Tabla de Contenidos: “…Chapter 23: Intel 8259A-Programmable Interrupt Controller -- 23.1 Need for an Interrupt Controller -- 23.2 Overview of the Working of 8259 -- 23.3 Pins of 8259 -- 23.4 Registers used in 8259 -- 23.5 Programming the 8259 with no Slaves -- 23.6 Programming the 8259 with Slaves -- 23.7 Use of 8259 in an 8086-Based System -- 23.8 Architecture of 8259 -- Questions -- Chapter 24: Intel 8257-Programmable DMA Controller -- 24.1 Concept of Direct Memory Access (DMA) -- 24.2 Need for DMA Data Transfer -- 24.3 Description of 8257 DMA Controller Chip -- 24.4 Programming the 8257 -- 24.5 Description of the Pins Of 8257 -- 24.6 Working of the 8257 DMA Controller -- 24.7 State Diagram of 8085 -- Questions -- Chapter 25: Intel 8253-Programmable Interval Timer -- 25.1 Need for Programmable Interval Timer -- 25.2 Description of 8253 Timer -- 25.3 Programming the 8253 -- 25.4 Mode 0-Interrupt On Terminal Count -- 25.5 Mode 1-Re-Triggerable Mono- Stable Multi -- 25.6 Mode 2-Rate Generator -- 25.7 Mode 3-Square Wave Generator -- 25.8 Mode 4-Software-Triggered Strobe -- 28.9 Mode 5-Hardware-Triggered Strobe -- 28.10 Use of 8253 in ALS-SDA-85 Kit -- Questions -- Chapter 26: Intel 8251A-Universal Synchronous Asynchronous Receiver Transmitter (USART) -- 26.1 Need for USART -- 26.2 Asynchronous Transmission -- 26.3 Asynchronous Reception -- 26.4 Synchronous Transmission -- 26.5 Synchronous Reception -- 26.6 Pin Description of 8251 USART -- 26.7 Programming the 8251 -- 26.8 Use of SOD Pin of 8085 for Serial Transfer -- Questions -- Chapter 27: Zilog Z-80 Microprocessor -- 27.1 Comparison of Intel 8080 with Intel 8085 -- 27.2 Programmer's View of Z-80 -- 27.3 Special Features of Z-80 -- 27.4 Addressing Modes of Z-80 -- 27.5 Special Instruction Types -- 27.6 Pins of Z-80 -- 27.7 Interrupt Structure in Z-80 -- 27.8 Programming Examples -- 27.9 Instruction Set Summary -- Questions…”