CHAPTER 28:LCD Controller
1054
S6J3200 Series Hardware Manual Document Number: 002-04852 Rev. *G
6.1.
LCD Control Register 0: LCR0
The bit configuration of the LCD control register 0 is shown below.
This register selects a frame cycle with its clock to be used, selects display mode, enables the LCD
controller to operate in the condition for selecting display/non-display mode, and controls LCD drive
power.
LCR0
bit
7
6
5
4
3
2
1
0
Field
CSS
LCEN
VSEL
BK
MS1
MS0
FP1
FP0
Attribute
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Protection
attribute
-
-
-
-
-
-
-
-
Initial value
0
0
0
1
0
0
0
0
[bit7] CSS: Clock selection bit
Select a clock to be used for this module.
Bit
Operation
0
Main clock
1
Sub clock
For the single clock products, set "0".
[bit6] LCEN: PSS Timer mode (main oscillation operation / sub oscillation operation)
operation enable
Bit
Operation
0
LCD display stop in the PSS timer mode(main oscillation operation/ sub
oscillation operation)
1
LCD display in the PSS timer mode(main oscillation operation/ sub oscillation
operation)
When LCEN="1", do not stop the clock oscillation which selected by the CSS bit during the transition to
PSS mode.
LCD display stop when power shutdown.
[bit5] VSEL: LCD drive power control
Bit
Operation
0
Internal division resistor disconnection
1
Internal division resistor connection
When an external division resistor is to be connected, the LCD drive power control bit (VSEL) must be set
to "0".
Содержание S6J3200 Series
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