EL640.480-A SB Series Operations Manual (020-0358-00A)
3
3. Size of removed border.
4. Used to detect column mode. Typical value is 96.
Figure 4. 640 Columns x 480 Rows NORMAL Mode. (See note 1)
Table 10. 640 Columns x 480 Rows NORMAL Mode.
Description Min.
Typ.
Max.
Unit
Note
T1 Vertical Front Porch
60
µs
T2 VS High/Low time
1
tVCLK
2
T3 Vertical Blank
40
µs
VS frequency
65
Hz
T4 HS setup to VS
0
tVCLK
T5 HS hold from VS
2
µs
T6 HS Low Time
4
tVCLK
3
T7 HS High Time
640 (320) 640 (320)
tVCLK
4
T8 HS period
31
µs
NOTES:
1. _BLANK must be high or left
unconnected
2. Only rising edge is used.
3. Video Clock VCLK should be kept running.
4. The number of VCLK pulses during HS high time should be
even. Values in brackets are for two data parallel Mode
