Rev 2.01
C328R
JPEG Camera Module
W/ UART Interface
General Description
The C328R is VGA camera module performs as a JPEG compressed still camera and can be attached to a
wireless or PDA host. Users can send out a snapshot command from the host in order to capture a full
resolution single-frame still picture. The picture is then compressed by the JPEG engine and transferred to
the host thru serial port.
Block Diagram
Features
Small in size, 20x28mm
VGA resolution, down sample to QVGA or CIF
3.3V operation
Low power consumption 60mA
User friendly commands to control the module
UART interface of up to 115.2Kbps
Auto detect baud rate and make connection to the host
Power saving mode
Various lens options
Pin Description
Pin
Description
VCC
Power 3.3VDC
TxD
Data Transmit (3.3V)
RxD
Data Receive (3.3V)
GND
Power Ground
Connector specification: 2mm pitch, 4pin single row
Reference part no: Suyin 190600
Mating connector: Suyin 140600
Command Summary
Detail Command control, please refer to the user’s manual
1.
Initial
To configure the image size, color type
2.
Get Picture
Get Picture type
3.
Snapshot
Set snap shot image type
4.
Set Package Size
Set the package size to transmit data from module to Host
5.
Set Baudrate
Change the baud rate
6.
Reset
Reset the whole system or reset the state machine
7.
Power Off
To enter sleep mode
8.
Data
Set the data type and length for transmitting data to host
9.
SYNC
Sync signal to connect between host and module
10.
ACK
Command to indicate the communication success
11.
NAK
Command to indicate the communication fail with error code
VGA
Image
Sensor
JPEG
Compression
Engine
EEPROM
(program)
VCC
GND
TxD
RxD
GND
RxD
TxD
VCC
Bottom View