Z8018220ASC View Datasheet(PDF) - Zilog

Part Name

Description

Manufacturer

Z8018220ASC

ZILOG INTELLIGENT PERIPHERAL CONTROLLER (ZIP™)

Zilog 

Zilog

PRELIMINARY

CONTROL REGISTERS (Continued)

Write Register 12

D7 D6 D5 D4 D3 D2 D1 D0

Write Register 14

D7 D6 D5 D4 D3 D2 D1 D0

Z80182/Z8L182

ZILOG INTELLIGENT PERIPHERAL

Write Register 13

D7 D6 D5 D4 D3 D2 D1 D0

TC0

TC1

TC2

TC3

Lower Byte of

TC4

Time Constant

TC5

TC6

TC7

TC8

TC9

TC10

TC11

TC12

TC13

TC14

TC15

Upper Byte of

Time Constant

0 0 0 Null Command

0 0 1 Enter Search Mode

0 1 0 Reset Missing Clock

0 1 1 Disable DPLL

1 0 0 Set Source = BR Generator

1 0 1 Set Source = /RTxC

1 1 0 Set FM Mode

1 1 1 Set NRZI Mode

BR Generator Enable

BR Generator Source

/DTR/Request Function

Auto Echo

Local Loopback

Write Register 15

D7 D6 D5 D4 D3 D2 D1 D0

WR7' SDLC Feature Enable

Zero Count IE

SDLC FIFO Enable

DCD IE

Sync/Hunt IE

CTS IE

Tx Underrun/EOM IE

Break/Abort IE

Figure 52. Write Register Bit Functions (Continued)

3-54

PS009801-0301

DS971820600

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