hd66789 Renesas Electronics Corporation., hd66789 Datasheet - Page 41

• Manufacturer Part Number: hd66789
• Description: 528-channel, One-chip Driver For Amorphous Tft Panels With 262,144-color Display Ram, Power Supply Circuit, And Gate Circuit
• Manufacturer: Renesas Electronics Corporation.

HD66789
ISC 3-0: Set the frequency of gate scan when the gate scan mode in the non-display area is set to the
interval scan mode with PTG bits. The scan frequency always occurs per odd frames, which is set with ISC
bits, and inverted polarity is applied as the gate line is scanned.
Gate scan frequency
ISC3
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
Frame Cycle Control (R0Bh)
RTN3-0: Set the 1H (1 raster-row) period.
RTN3
0
0
0
1
1
Rev.0.12, May 09 2003, page 41 of 156
R/W
W
RS
1
ISC2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
RTN2
0
0
0
1
1
IB15 IB14 IB13 IB12 IB11 IB10 IB9
NO1
ISC1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
RTN1
0
0
1
:
1
1
NO0 SDT1 SDT0 EQ1 EQ0 DIV1 DIV0
ISC0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
RTN0
0
1
0
0
1
Scan frequency
11 frames
13 frames
15 frames
17 frames
19 frames
21 frames
23 frames
25 frames
27 frame
29 frame
31 frame
0 frame
3 frames
5frames
7 frames
9 frames
Clock Cycles per Raster-row
16 clocks
17 clocks
18 clocks
:
30 clocks
31 clocks
IB8
(f FLM) = 60Hz
_
117 mS
150 mS
184 mS
217 mS
251 mS
284 mS
317 mS
351 mS
384 mS
418 mS
451 mS
484 mS
518 mS
50 mS
84 mS
IB7
0
IB6
0
IB5
0
IB4
0
RTN3 RTN2
IB3
IB2
Preliminary
RTN1 RTN0
IB1
IB0