MB90347CEPF datasheet(18/93 Pages) CYPRESS

18 / 93 page

Document Number: 002-04498 Rev. *A

Page 17 of 92

MB90340E Series

(Continued)

Pin No.

Pin name

I/O

Circuit

type*3

Function

QFP100*1

LQFP100*2

P11

General purpose I/O pin. The register can be set to select whether to use a

pull-up resistor. This function is enabled in single-chip mode.

AD09

I/O pin for the external address/data bus. This function is

enabled when the external bus is enabled.

TOT1

Output pin for the reload timer

P12

General purpose I/O pin. The register can be set to select whether to use a

pull-up resistor.

This function is enabled in single-chip mode.

AD10

I/O pin for the external address/data bus. This function is

enabled when the external bus is enabled.

SIN3

Serial data input pin for UART3

INT11R

External interrupt request input pin

P13

General purpose I/O pin. The register can be set to select whether to use a

pull-up resistor.

This function is enabled in single-chip mode.

AD11

I/O pin for the external address/data bus. This function is

enabled when the external bus is enabled.

SOT3

Serial data output pin for UART3

P14

General purpose I/O pin. The register can be set to select whether to use a

pull-up resistor.

This function is enabled in single-chip mode.

AD12

I/O pin for the external address/data bus. This function is

enabled when the external bus is enabled.

SCK3

Clock I/O pin for UART3

VCC



Power (3.5 V to 5.5 V) input pin

VSS



GND pin

Main clock output pin

Main clock input pin

P15

General purpose I/O pin. The register can be set to select whether to use a

pull-up resistor.

This function is enabled in single-chip mode.

AD13

I/O pin for the external address/data bus. This function is

enabled when the external bus is enabled.

P16

General purpose I/O pin. The register can be set to select whether to use a

pull-up resistor.

This function is enabled in single-chip mode.

AD14

I/O pin for the external address/data bus. This function is

enabled when the external bus is enabled.

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