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PDF OV528 Data sheet ( Hoja de datos )

Número de pieza OV528
Descripción Single Chip Camera-to-Serial Bridge
Fabricantes OmniVision　
Logotipo OmniVision Logotipo



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CAMERACHIP™ DATASHEET
OVT OV528
Single Chip Camera-to-Serial Bridge
Last Modified: October 10, 2002
Document Version: 1.3
THIS DOCUMENT IS PROVIDED “AS IS” WITH NO WARRANTIES WHATSOEVER, INCLUDING
ANY WARRANTY OF MERCHANTABILITY, NON-INFRINGEMENT, FITNESS FOR ANY
PARTICULAR PURPOSE, OR ANY WARRANTY OTHERWISE ARISING OUT OF ANY
PROPOSAL, SPECIFICATION OR SAMPLE.
OmniVision Technologies Inc. disclaims all liability, including liability for infringement of any
proprietary rights, relating to use of information in this document. No license, expressed or
implied, by estoppels or otherwise, to any intellectual property rights is granted herein.
*Third-party brands, names, and trademarks are the property of their respective owners.
Note:
The information contained in this document is considered proprietary to OmniVision Technologies Inc. This
information may be distributed only to individuals or organizations authorized by OmniVision Technologies,
Inc. to receive said information. Individuals and/or organizations are not allowed to re-distribute said
information without consent of OmniVision Technologies Inc. authorized representative(s).
CameraChip™ Datasheet
© OmniVision Technologies Inc., 2002
Datasheet – OV528
Free Datasheet http://www.datasheetlist.com/

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OV528 pdf
DATASHEET
Features
General Features
Low-cost, single-chip & low-powered solution for high resolution serial bus PDA/cellular phone camera accessory applications
3.3V I/O, 2.5V core, 64-pin/100-pin TQFP, 64-pin BGA
No external DRAM required
Camera Interfaces
OV76x0 VGA color digital cameras
OV66x0 CIF color digital cameras
8-bit camera input interface
Built-in down-sampling, clamping and windowing circuits for VGA/CIF/SIF/QCIF/160x128/80x64 image resolutions
Built-in color conversion circuits for 4 gray/16 gray/256 gray/12-bit RGB/16-bit RGB/Pallet 256 RGB preview images
Serial Interfaces
RS-232: 115.2K bps ~ 920K bps for transferring JPEG still pictures or 160x128 preview @8 bpp with 0.75~6 fps
4-wire serial bus: 1~2M bps for transferring JPEG still pictures or SIF (320x240) preview @4 bpp with 6~8 fps
The Compression Engine
JPEG CODEC with variable quality settings for different resolutions
Miscellaneous
Serial camera control bus
General purpose I/O pins
Built-in Micro Controller (MC)
Built-in PLL
OV528-64 vs. OV528-100
Table 1.
OV528-64 vs. OV528-100
OV528-64
Pin 64-pin
Physical
Difference
MC Pins
GPIO Pins
ID Pins
Functional
Difference
Program
Memory
Interface
GPIO
Less MC Interface
- Port: P2[0]
- No Interrupt Pins
- No Control Pins
Fewer IO VDD & VSS(Total 7-pairs)
No Parallel I/F with program memory
- No P_S
Fewer GPIO(Total 8)
- GPIO0[1], GPIO0[3], GPIO0[7:6]
- GPIO1[3:0]
Fewer ID pins (Total 4)
- ID[3:0]
- Cannot support parallel interface with
program memory
- Cannot support optional program
memory
- Total of 8 dedicated GPIO pins that
can be used for general purpose I/O
Serial ID - Maximum 16 different IDs
OV528-100
100-pin
More MC Interface
- Port: P0[7:0], P2[7:0]
- Interrupt: Int[1:0]
- Control: WR_, RD_, ALE and PSEN_
More IO VDD & VSS (Total 9-pairs)
Parallel I/F with program memory
- P_S
More GPIO(Total 15)
- GPIO0[7:1]
- GPIO1[7:0]
More ID pins(Total 7)
- ID[6:0]
- Supports parallel interface with
program memory
- Supports optional program memory
for large program size (up to 64k)
- Total of 15 dedicated GPIO pins that
can be used for general purpose I/O
- P0[7:0] and P2[7:0] can be used for
general purpose
- Maximum 128 different IDs
OV528 Datasheet
© OmniVision Technologies Inc., 2002, version 1.0
Doc #DS201
Page 4
Free Datasheet http://www.datasheetlist.com/

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OV528 arduino
DATASHEET
Pin #
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
Name
SIO0
ID[3]
DVSS
GPIO0[7]
GPIO1[0]
Y[0]
DVDD
GPIO1[1]
Y[1]
GPIO1[2]
Y[2]
GPIO1[3]
Y[3]
DVSS
Y[4]
Y[5]
DVDD
Y[6]
Y[7]
DVSS
PCLK
I/O Function
I/O Serial camera control signal 0
I/O Serial program memory ID bit 3
Digital ground
I/O General purpose I/O port 0 bit 7
I/O General purpose I/O port 0 bit 0
I Camera Y/Cb/Cr input bit 0
Digital 3.3V power
I/O General purpose I/O port 0 bit 1
I Camera Y/Cb/Cr input bit 0
I/O General purpose I/O port 0 bit 2
I Camera Y/Cb/Cr input bit 0
I/O General purpose I/O port 0 bit 3
I Camera Y/Cb/Cr input bit 0
Digital ground
I Camera Y/Cb/Cr input bit 0
I Camera Y/Cb/Cr input bit 0
Digital 3.3V power
I Camera Y/Cb/Cr input bit 0
I Camera Y/Cb/Cr input bit 0
Digital ground
I Camera pixel clock input
Table 3.
OV528-T64 Pin Descriptions – Camera Interface (12 pins)
Pin #
Name
I/O
Function
3
CCLK
O Camera clock output
4
HREF
I Camera horizontal window reference input
6
VSYNC
I Camera vertical sync input
49, 52, 54, 56, 58,
59, 61, 62
64
Y[0:7]
PCLK
I Camera Y/Cb/Cr inputs
I Camera pixel clock input
Table 4.
OV528-T64 Pin Descriptions – Serial Camera Control Bus (3 pins)
Pin #
Name
I/O
Function
41
SCS_
O Serial camera chip select output
43
SIO1
O Serial camera control signal 1
44
SIO0
I/O Serial camera control signal 0
Table 5.
OV528-T64 Pin Descriptions – Serial Interface (4 pins)
Pin #
Name
I/O
17
RTS_
I/O RS-232 RTS_
20
CTS_
I RS-232 CTS_
21
RXD
I RS-232 RXD
22
TXD
O RS-232 TXD
Function
OV528 Datasheet
© OmniVision Technologies Inc., 2002, version 1.0
Doc #DS201
Page 10
Free Datasheet http://www.datasheetlist.com/

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