Datasheet

PIN NAME
INPUT
STRUCTURE(S)
OUTPUT
STRUCTURE
POWER-ON
STATE
SELECTABLE FUNCTIONS
(FIRST COLUMN IS DEFAULT FUNCTION)
PORT
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
PWM2
SPI
SSPIDO
P2.2
13 GP7 ADC/Digital Input Push-Pull 55µA Pullup ADC-S7
ADC-
D3N
PWM3
SPI
SSPICS
P2.3
14 GP8 ADC/Digital Input Push-Pull 55µA Pullup ADC-S8
ADC-
D4P
— — P2.4
15 GP9 ADC/Digital Input Push-Pull 55µA Pullup ADC-S9
ADC-
D4N
— — P2.5
16 REG18 V
REG
None 1.8V Pin for 1.8V regulator bypass capacitor —
17 GP10 ADC/Digital Input Push-Pull 55µA Pullup JTAG TMS
ADC-
S10
ADC-
D5P
— P6.2
18 GP11 ADC/Digital Input 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 MSDIO Digital Push-Pull 55µA Pullup
3-Wire Data
MSDIO
I
2
C
MSDA
SPI
MSPIDO
PWM-
ALT4
P1.0
25 MSDI Digital
Push-Pull,
Strong
55µA Pullup — —
SPI
MSPIDI
PWM-
ALT5
P1.3
26 MSCL Digital Push-Pull 55µA Pullup
3-Wire Clock
MSCL
I
2
C
MSCL
SPI
MSPICK
PWM-
ALT6
P1.1
27 MCS Digital
Push-Pull,
Extra Strong
55µA Pullup
3-Wire Chip
Select MCS
—
SPI
MSPICS
PWM-
ALT7
P1.2
28 V
DD
Voltage Supply None V
DD
ADC-VDD — — — —
29 PWM9 Digital
Push-Pull,
Extra Strong
55µA Pullup PWM9 — — — P0.7
30 PWM8 Digital
Push-Pull,
Extra Strong
55µA Pullup PWM8 — — — P0.6
31 REFINA
Reference,
ADC/Digital Input
Push-Pull 55µA Pullup
ADC-
REFINA
— — — P2.6
DS4830A Optical Microcontroller
www.maximintegrated.com
Maxim Integrated │ 14
Pin Description (continued)