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DS4830

Optical Microcontroller

Pin Description (continued)

PIN

NAME

INPUT

STRUCTURE(S)

OUTPUT

STRUCTURE

POWER-ON

STATE

SELECTABLEFUNCTIONS

(FIRSTCOLUMNISDEFAULTFUNCTION)

PORT

9

GP3

SH input, ADC Input

None

High

Impedance

ADC-S3

ADC-

SHN0

ADC-

D1N

—

—

10

GP4

ADC/Digital Input

Push-Pull

55µA Pullup

JTAG TCK

ADC-S4

ADC-

D2P

—

P6.0

11

GP5

ADC/Digital Input

Push-Pull

55µA Pullup

JTAG TDI

ADC-S5

ADC-

D2N

—

P6.1

12

GP6

ADC/Digital Input

Push-Pull

55µA Pullup

ADC-S6

ADC-

D3P

PW2

SPI

SSPIDO

P2.2

13

GP7

ADC/Digital Input

Push-Pull

55µA Pullup

ADC-S7

ADC-

D3N

PW3

SPI

SSPICS

P2.3

14

GP8

ADC/Digital I/P,

External Temp A+ I/P

(ADC-TEXT_A)

Push-Pull

55µA Pullup

ADC-S8

ADC-

D4P

—

—

P2.4

15

GP9

ADC/Digital I/P,

External Temp A- I/P

(ADC-TEXT_A)

Push-Pull

55µA Pullup

ADC-S9

ADC-

D4N

—

—

P2.5

16

REG18

(ADC-1P8)

None

1.8V

Pin for 1.8V regulator bypass capacitor

—

17

GP10

ADC/Digital I/P,

External Temp A+ I/P

(ADC-TEXT_B)

Push-Pull

55µA Pullup

JTAG TMS

ADC-

S10

ADC-

D5P

—

P6.2

18

GP11

ADC/Digital I/P,

External Temp A+ I/P

(ADC-TEXT_B)

Push-Pull

55µA Pullup

JTAG TDO

ADC-

S11

ADC-

D5N

—

P6.3

19

GP12

SH Input, ADC/Digital

Input

Push-Pull

55µA Pullup

ADC-S12

ADC-

SHP1

ADC-

D6P

—

P0.0

20

GP13

SH Input, ADC/Digital

Input

Push-Pull

55µA Pullup

ADC-S13

ADC-

SHN1

ADC-

D6N

—

P0.1

21

GP14

ADC/Digital Input

Push-Pull

55µA Pullup

ADC-S14

ADC-

D7P

SHEN1

—

P0.2

22

GP15

ADC/Digital Input

Push-Pull

55µA Pullup

ADC-S15

ADC-

D7N

—

—

P0.3

23

SHEN

Digital

Push-Pull

55µA Pullup

SHEN0

—

—

—

P6.4

24

MDIO

Digital

Push-Pull

55µA Pullup

3-Wire Data

MDIO

MSDA

SPI

MSPIDO

PW4

P1.0

25

MDI

Digital

Push-Pull,

Strong

55µA Pullup

—

—

SPI

MSPIDI

PW5

P1.3

26

MCL

Digital

Push-Pull

55µA Pullup

3-Wire Clock

MCL

MSCL

SPI

MSPICK

PW6

P1.1