HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 974

• Manufacturer Part Number: HD6417320
• Description: Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 26
Rev. 3.00 Jan. 18, 2008 Page 912 of 1458
REJ09B0033-0300
(4) Power Supply Control for LCD panels other than TFT
(in) DON register
(out) VCPWC pin
(out) Display data,
(out) VEPWC pin
(out) LCD_DON pin
Register control
sequence
(out) LPS register
(3) Power-Supply Control for TFT Panels
(in) DON register
(out) VCPWC pin
(out) Display data,
(out) VEPWC pin
(out)
Register control
sequence
(out) LPS register
timing signal
LCD_
timing signal
Figure 26.6
Figure 26.7
DON pin
LCD Controller (LCDC)
LCD module
LCD module
Undefined
(a) 0 frame
(b) 0 frame
(c) 0 frame
stopped
stopped
Undefined
00b
00b
Power-Supply Control Sequence and States of the LCD Module
Power-Supply Control Sequence and States of the LCD Module
Start power supply
Start power supply
(a)
1 frame
≠00b, 11b
(b) 6 frame
LCD module active
(Internal signal)
(Internal signal)
Arbitrary
11b
(c)
0 frame
(Internal signal)
LCD module active
(Internal signal)
Arbitrary
11b
(d)
0 frame
Start power cutoff
Start power cutoff
(e) 1 frame
≠00b, 11b
LCD module stopped
(f) 0 frame
(d) 0 frame
(e) 0 frame
Undefined
(f)
1 frame
00b
Undefined
LCD module
stopped
00b
VEPE = OFF
DONE = OFF
VCPE = OFF
VEPE = ON
DONE = OFF
VCPE = ON