GPCE048A datasheet(9/25 Pages) GENERALPLUS

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GPCE048A

Proprietary & Confidential

Oct. 04, 2013

Version: 1.3

6.8. Special Function in Port

Port

Special Function

Function Description

Note

IOA0

IO_PWM

IO_PWM Output

Refer to Timer section

IOA1

IROUT

IR Output

IOA2

IOA3

IOA4

High driving I/O

IOA5

High driving I/O

IOA6

High driving I/O

IOA7

High driving I/O

Feedback Input1

Refer to below Example 1

IOA8

EXT1

External interrupt source 1 (negative edge triggered)

Set IOA8 as floating input mode

IOA9

Feedback Output1

Work with IOA8 by adding a RC circuit between them

to get an OSC to EXT1 interrupt

Set IOA9 as inverted output

Feedback Input2

Refer to below Example 1

IOA10

EXT2

External interrupt source 2 (negative edge triggered)

Set IOA10 as floating input mode

IOA11

Feedback Output2

Work with IOA10 by adding a RC circuit between them

to get an OSC to EXT2 interrupts

Set IOA11 as inverted output

IOA12

SPI CS

SPI chip select

Refer to SPI section

IOA13

SPI CK

SPI clock

Refer to SPI section

IOA14

SPI TX

SPI data output

Refer to SPI section

IOA15

SPI RX

SPI data input

Refer to SPI section

IOB0

AN0

ADC Channel 0

Refer to ADC section

IOB1

AN1

ADC Channel 1

Refer to ADC section

IOB2

AN2

ADC Channel 2

Refer to ADC section

IOB3

AN3

ADC Channel 3

Refer to ADC section

IOB4

AN4

ADC Channel 4

Refer to ADC section

IOB5

AN5

ADC Channel 5

Refer to ADC section

IOB6

AN6

ADC Channel 6

Refer to ADC section

IOB7

AN7

ADC Channel 7

Refer to ADC section

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