PC97307 datasheet(213/218 Pages) NSC

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213

Glossary

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11-bit address mode

In this mode, the part decodes address lines A0-

A10, A11-A15 are masked to 1, and UART2 is a

fully featured 16550 UART. The mode is conﬁgured

during reset, via CFG0 strap pin.

16-bit address mode

In this mode, the part decodes address lines A0-

A15

and

UART2

16550

UART

with

SIN2/SOUT2 interface signals only. The mode is

conﬁgured during reset, via CFG0 strap pin.

ABGDH and ABGDL

Alternate Baud rate Generator Divisor register

(High and Low bytes) for UART2. (Logical device 5,

bank 2, offsets 01h and 00h, respectively.)

ADDR

Address Register of the parallel port in EPP

modes. (Logical device 4, offset 03h.)

AFIFO

Address FIFO for the parallel port in Extended Ca-

pabilities Port (ECP) mode 011. (Logical device 4,

offset 000h.)

APC

Advanced Power Control.

APCR1 and APCR2

APC control registers 1 and 2. (Logical device 2,

offsets 40h and 41h, respectively.)

APSR

Advanced Power Control (APC) status register.

(Logical device 2, offset 42h.)

ASCR

Auxiliary Status and Control Register for UART2 in

Extended operation modes. (Logical device 5, bank

0, offset 07h.)

ASK-IR

Amplitude Shift Keying Infrared.

BGDH and BGDL

Baud rate Generator Divisor buffer (High and Low

bytes) for UART2. (Logical devices 5, bank 1, off-

sets 01h and 00h, respectively.)

BSR

Bank Selection Register for UART2, when enabled,

i.e., when bit 7 of this register is 1. (Logical device

5, all banks, offset 03h.)

CCR

Conﬁguration Control Register of the Floppy Disk

Controller (FDC) for write operations. (Logical de-

vice 3, offset 07h.)

CFIFO

Parallel port data FIFO in Extended Capabilities

Port (ECP) mode 010. (Logical device 4, offset

400h.)

CNFGA and CNFGB

Conﬁguration registers A and B for the parallel port

in Extended Capabilities Port (ECP) mode 111.

(Logical device 4, offsets 400h and 401h, respec-

tively.)

Confg0

See PP Confg0.

Consumer Remote Control Mode

This UART mode supports all four protocols cur-

rently used in remote-controlled home entertain-

ment equipment. Also called TV-Remote mode.

Control0, Control2 and Control4

Internal conﬁguration registers of the parallel port in

Extended Capabilities Port (ECP) modes. (Logical

device 4, second level offsets 00h, 02h and 04h.)

CSN

Card Select Number register - an 8-bit register with

a unique value that identiﬁes an ISA card.

CRA, CRB, CRC, CRD

Control Registers of the Real-Time Clock (RTC).

(Logical device 2, offsets 0Ah, 0Bh, 0Ch and 0Dh,

respectively.)

CTR

Control Register of the parallel port in SPP modes.

(Logical device 4, offset 02h.)

DASK-IR

Digital Amplitude Shift Keying Infrared.

Data

The Data register contains the data in the register

indicated by the corresponding Index register.

DATA0, DATA1, DATA2 and DATA3

Data Registers of the parallel port in EPP modes.

(Logical device 4, offsets 04h, 05h, 06h and 07h,

respectively.)

DATAR

Data Register for the parallel port in Extended Ca-

pability Port (ECP) modes 000 and 001. (Logical

device 4, offset 000h.)

DCR

Data Control Register for the parallel port in Ex-

tended Capabilities Port (ECP) modes. (Logical de-

vice 4, offset 002h.)

Device

Any circuit that performs a speciﬁc function, such

as a parallel port.

DFIFO

ECP Data FIFO in Extended Capabilities Port

(ECP) mode 011. (Logical device 4, offset 400h.)

DID

Device ID register for UART2. (Logical device 5,

bank 3, offset 00h.)

DIR

Digital Input Register of the Floppy Disk Controller

(FDC) for read operations. (Logical device 3, offset

07h.)

DOR

Digital Output Register of the Floppy Disk Control-

ler (FDC). (Logical device 3, offset 2h.)

Glossary

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