P R E L I M I N A R Y

PCMCIA PIN FUNCTION SUMMARY (continued)

PCMCIA Pin Summary (continued)

No. of

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pins

 

 

 

Pin Name

Pin Function

Pin Style

 

 

 

 

 

1

 

TDO

Test Data Out—this is the data output signal for IEEE 1149.1 testing

TS1

 

 

 

 

 

1

 

TMS

Test Mode Select—this is the test mode select for IEEE 1149.1 testing

I

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Test Reset—this is the reset signal for IEEE 1149.1 testing

I

TRST

 

 

 

 

 

1

 

USER7

User-programmable pin

PTS3

 

 

 

 

 

1

 

RXC

Receive Clock—pr ovides decode receive clock

PTS3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Test pin—when asse rted, this pin places the Am79C930 device into a

 

1

 

TEST

I

 

nonstandard factory-only test mode

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

CLKIN

Clock input to drive BIU, 80188 core, and TAI, supplying network data rate

I

 

information

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

PMX1–2

Power Management Xtal—32-kHz Xtal input for sleep timer reference

I/XO

 

 

 

 

 

1

 

TXC

Transmit Clock—m ay be configured either as input or output

TS1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Low Frequency Power Enable—used to p ower up the low-frequency section of

 

1

 

LFPE

PTS1

 

the transceiver

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

LFCLK

Low Frequency Clock—a re ference signal for the transceiver synthesizer

TS1

 

 

 

 

 

1

 

LLOCKE

Low Frequency Synthesizer Lock—a pro grammable signal

PTS1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

High Frequency Power Enable—used to p ower up the high-frequency section

 

1

 

HFPE

PTS1

 

of the transceiver

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

HFCLK

High Frequency Clock—a re ference signal for the transceiver synthesizer

TS1

 

 

 

 

 

 

 

 

 

 

 

2

 

ANTSLT,

 

 

 

 

 

 

Antenna Select—used to select bet ween two antennas

PTS1

 

ANTSLT

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

TXCMD

Transmit Command—used to select the t ransmit path in the transceiver

TP1, PTS1

TXCMD,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Transmit Power Enable—used to p ower up the transmit section of the

 

1

 

TXPE

TP1

 

transceiver

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

TXDATA,

 

 

 

 

Transmit Data—supplies the t ransmit data stream to the transceiver

TP1, PTS1

TXDATA

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

Transmit Modulation Enable—ena bles the modulation of transmit data

TP1

TXMOD

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

Receive Power Enable—ena bles the receive function of the transceiver

PTS1

RXPE

 

 

 

 

 

1

 

RXDATA

Receive Data—accepts recei ve data in NRZ format from the transceiver

I

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

Frame Detect—sta rt of frame delimiter detection indication

TS1

FDET

 

 

 

 

 

1

 

RXCIN

Receive Clock Input—optional clo ck input that allows for an external PLL

IPU

 

 

 

 

 

1

 

SDCLK

Serial Data Clock—clo ck output used to access serial peripheral devices

PTS1

 

 

 

 

 

1

 

SDDATA

Serial Data Data—data pin used to access se rial peripheral devices

PTS1

 

 

 

 

 

 

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Serial Data Select—chip select outputs used to select se rial peripheral devices

PTS1

SDSEL3–SDSEL1

 

 

 

 

 

 

 

1

 

 

 

 

Activity LED—output capa ble of driving an LED

PTS2

ACT

 

 

 

 

 

 

1

 

 

 

Link LED—output capa ble of driving an LED

PTS2

LNK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

ADREF

A/D Reference—an input that can be used to set the analog re ference voltage

I

 

for the internal A/D converter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

 

SAR6–SAR0

Serial Approximation Register—supplies the value of the serial approximation

TS1

 

register used in the A/D converter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Am79C930

17

Page 17
Image 17
AMD Am79C930 manual Lfpe PTS1, Hfpe PTS1, TP1, PTS1, Txpe TP1, Ipu, SDSEL3-SDSEL1, PTS2, SAR6-SAR0