PC87306 datasheet(6/110 Pages) NSC

6 / 110 page

List of Figures (Continued)

FIGURE 12-15

Read Data Timing

FIGURE 12-16

Drive Control Timing

FIGURE 12-17

IDE Timing

FIGURE 12-18

Compatible Mode Parallel Port Interrupt Timing

FIGURE 12-19

Extended Mode Parallel Port Interrupt Timing

FIGURE 12-20

Typical Parallel Port Data Exchange

FIGURE 12-21

Enhanced Parallel Port Timing

FIGURE 12-22

ECP Parallel Port Forward Timing Diagram

FIGURE 12-23

ECP Parallel Port Backward Timing Diagram

FIGURE 12-24

GPIO Write Timing

FIGURE 12-25

IRQ Release Delay

FIGURE 12-26

MR Timing

FIGURE 12-27

Chip Select Timing

List of Tables

TABLE 1-1

Pin Descriptions (Alphabetical)

TABLE 2-1

Default Configurations Controlled by Hardware on Reset

TABLE 2-2

Index and Data Register Optional Locations

TABLE 2-3

Encoded Drive and Motor Pin Information (FER 4 e 1)

TABLE 2-4

Primary and Secondary Drive Address Selection

TABLE 2-5

Parallel Port Addresses

TABLE 2-6

COM Port Selection for UART1

TABLE 2-7

COM Port Selection for UART2

TABLE 2-8

Address Selection for COM3 and COM4

TABLE 2-9

TRI-STATE Conditions of IRQ5 and IRQ7

TABLE 2-10 TRI-STATE Conditions of IRQ3 and IRQ4

TABLE 2-11 Parallel Port Mode

TABLE 3-1

TABLE 3-2

Drive Enable Values

TABLE 3-3

TDR Operation Modes

TABLE 3-4

Media ID Bits Functions

TABLE 3-5

Tape Drive Assignment Values

TABLE 3-6

Write Precompensation Delays

TABLE 3-7

Default Precompensation Delays

TABLE 3-8

Data Rate Select Encoding

TABLE 4-1

Typical Format GAP3 Length Values Based on Drive Data Rate

TABLE 4-2

Typical Format GAP3 Length Values Based on PC Compatible Diskette Media

TABLE 4-3

DENSEL Default Encoding

TABLE 4-4

DENSEL Encoding

TABLE 4-5

Head Settle Time Calculation

TABLE 4-6

Effect of Drive Mode and Data Rate on Format and Write Commands

TABLE 4-7

Effect of GAP and WG on Format and Write Commands

TABLE 4-8

Sector Size Selection

TABLE 4-9

SK Effect on the Read Data Command

TABLE 4-10 Result Phase Termination Values with No Error

TABLE 4-11 SK Effect on the Read Deleted Data Command

TABLE 4-12 Maximum Recalibrate

TABLE 4-13 Scan Command Termination Values

TABLE 4-14 Status Register 0 Termination Codes

TABLE 4-15 Set Track Register Address

TABLE 4-16 Step Rate Time (SRT) Values

TABLE 4-17 Motor Off Time (MFT) Values

PC87306 Datasheet(PDF) 6 Page - National Semiconductor (TI)

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