EM77950 datasheet(16/102 Pages) EMC

16 / 102 page

EM77950

BB Controller

•

Product Specification (V1.0) 10.09.2007

(This specification is subject to change without further notice)

Pin #

Symbol

Type

Schmitt

Trigger

Pull High

/50K

Open

Drain

Function Description

SCK/PTC2

I/O

√

Clock of SPI

Pin 2 of Port C

EINT0/ PTC3

I/O

−

√

External interrupt Pin 0

Pin 3 of Port C

EINT1/ PTC4

I/O

−

√

External interrupt Pin 1

Pin 4 of Port C

PWM1/PTC5

I/O

−

√

Pin 5 of Port C

PWM1 output

PLLC

−

External capacitor for PLL circuit

OSCO1

−

Output of crystal oscillator

OSCI

−

Input of crystal oscillator

31~38

PTD0~7,

ADC0~7

I/O

−

√

−

Pins 0~7 of Port D

Inputs 0~7 of ADC

VREF

−

Reference voltage for ADC

40~43

PTE0~3,

ADC8~B

I/O

−

√

−

Pins 0~3 of Port E

Inputs 8~B of ADC

AVDD

−

Power supply for analog circuit. The power

source value should be within the range of the

operating voltage.

EM77950 Datasheet(PDF) 16 Page - ELAN Microelectronics Corp

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