STV0974E/TR STMicroelectronics, STV0974E/TR Datasheet - Page 51

• Manufacturer Part Number: STV0974E/TR
• Description: IC DSP IMAGING VGA CMOS 6X6TFBGA
• Manufacturer: STMicroelectronics

Specifications of STV0974E/TR

• Applications: *
• Mounting Type: Surface Mount
• Package / Case: 56-TFBGA
• Operating Temperature (max): 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• For Use With: 497-3891 - KIT DEMO W/VS6552
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-3887-2; STV0974E/TR

4.9.3.3 Status error codes
51/61
Functional description
Figure 29: MMS crop zoom example
A read from the Status Register (0xA009) yields status error codes as described in the table below.
The Status Register contents are reset to 0x00 by a write to the Mode Control register.
Table 35: Status error codes
1.
0x00
0x21
0x22
0x23
0x41
0x51
Error code value
2.
3.
Zoom factor = 4
No error
Sensor communication problem
Sensor temporarily not accessible. Retry.
Incompatible sensor
JPEG File too big
Time out
Zoom factor = 2.67
Description
Zoom factor = 2
4.
5.
6.
Sensor not responding. Need to go back to
Idle.
Re-grab new image
One of the requested JPEG frames is
larger than the target. User to restart
capture command
Zoom factor = 1.6
1. Scale by 1 from 160x120 crop
2. Scale by 1.5 from 240x180 crop
3. Scale by 2 from 320x240 crop
4. Scale by 2.5 from 400x300 crop
5. Scale by 3 from 480x360 crop
6. Scale by 4 from 640x480 crop
VGA (640 x 480) source image
scaled for use in this document
Set of images below are
for final display
crop/scales to 160x120 pixels
Troubleshooting
Zoom factor = 1.333
Zoom factor = 1
STV0974