VV6444 datasheet(34/60 Pages) STMICROELECTRONICS

34 / 60 page

PRELIMINARY

Digital Camera Chipset; Customer Datasheet, Rev 3.0, March 2000

STV0680A + VV6444/6410/6500

CDSTV0680F-C

Commercial in confidence

STV0680F_contents.fm

STV0680A Pin descriptions and Package Information

8.1

STV0680A Pin Listing

Pin no.

Signal

Type

Description

drive

Sensor Interface

SENSPWR

Output, active high

Power-up Sensor

2mA (SL)

SENSRST

Output, active low

Reset Sensor

2mA (SL)

SCL

Input/Output (OD,T)

Sensor serial interface

4mA (SL)

SDA

Input/Output (OD,T)

Sensor serial interface

4mA (SL)

SD3

Input (S,T)

Sensor data

SD2

Input (S,T)

Sensor data

SD1

Input (S,T)

Sensor data

SD0

Input (S,T)

Sensor data

QCLK

Input (S,T)

Qualification clock from sensor

SCLKO

Output

Clock output to sensor

4mA

GPIO (see note)

GPIO0 (MODE)

Debounced input

Push button (Wake-up/Mode)

8mA (SL)

GPIO1

(SHUTTER)

Debounced input

Push button (Shutter/Confirm)

8mA (SL)

GPIO2

IO (OD)

Not used (tie to GND with 0R link)

8mA (SL)

GPIO3 (50/60)

Debounced input

Link to select between 50Hz and 60Hz lighting

8mA (SL)

GPIO4

IO (OD)

Not used (tie to GND with 0R link)

8mA (SL)

GPIO5

Output (OD)

LED indicator

8mA (SL)

GPIO6

IO (OD)

Not used (tie to GND with 0R link)

8mA (SL)

GPIO7

IO (OD)

Not used (tie to GND with 0R link)

8mA (SL)

USB Interface

USBDETECT

Input (S)

Detect Power source from USB.

(For camera with RS232 only, this pin should be tied to GND)

USB speci-

fication

V1.1 com-

pliant I/O

DATA+

Input/Output

USB bus

(For camera with RS232 only, this pin should be connected to

test points to allow for USB production test (lens focussing))

DATA-

Input/Output

USB bus.

(For camera with RS232 only, this pin should be connected to

test points to allow for USB production test (lens focussing))

RS232 Interface

TXD

Output

Serial data transmit

(For camera with USB only, this pin should be tied to RXD)

4mA (SL)

RXD

Input (S)

Serial data receive

(For camera with USB only, this pin should be tied to TXD)

STV0680A Master Clocks and Reset

XIN

Input

Quartz Crystal IN

XOUT

Output

Quartz Crystal OUT

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