SH7263 Datasheet, PDF (1448/1862 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7260 Series

Section 26 LCD Controller (LCDC)
(1) STN, DSTN Power-Supply Control
(in) DON register
(out) VCPWC pin
(out) Display data,
timing signal
Start power supply
00
Start power cutoff
VCPE = ON
Arbitrary
00
(out) VEPWC pin
VEPE = ON
(out) LCD_DON pin
Register control
sequence
(c)
(a) 0 frame (b) 1 frame 1 frame
DONE = ON
(d)
1 frame (e) 1 frame (f) 0 frame
(out) LPS register
00b
LCD module
stopped
≠00b, 11b
11b
LCD module active
≠00b, 11b
00b
LCD module
stopped
Figure 26.4 Power-Supply Control Sequence and States of the LCD Module
(2) Power-Supply Control for LCD Panels other than STN or DSTN
(in) DON register
(out) VCPWC pin
Start power supply
Start power cutoff (Internal signal)
VCPE = OFF
(out) Display data,
00
timing signal
(out) VEPWC pin
Arbitrary
00
(Internal signal)
VEPE = OFF
(out) LCD_DON pin
DONE = ON
Register control
sequence
(out) LPS register
(a) 0 frame
(b) 0 frame
00b
LCD module
stopped
(c) 1 frame
≠00b, 11b
11b
LCD module active
(d) 1 frame
≠00b, 11b
(f) 0 frame
(e) 0 frame
00b
LCD module
stopped
Figure 26.5 Power-Supply Control Sequence and States of the LCD Module
Rev. 2.00 Mar. 14, 2008 Page 1414 of 1824
REJ09B0290-0200