Table 4-42. Ali Register Summary; Table 4-43. Alisetup Register; Table 4-44. Alisetup Fields; Ali Register Reference - Sharp LH79524 User Manual

Color Liquid Crystal Display Controller

4.5.4 ALI Register Reference

The base address for the ALI is: 0xFFFE4000
Locations at offsets 0x010 through 0xFFF are reserved and must not be used during
normal operation.
4.5.5 ALI Memory Map
4.5.6 ALI Register Descriptions
4.5.6.1 Setup Register (ALISETUP)
The ALISETUP Register puts the ALI into Bypass Mode and configures the basic behavior
of the control signals.
BIT
FIELD
RESET
RW
BIT
FIELD
RESET
RW
ADDR
BITS NAME
31:13
12:4
3:1
0
4-38

Table 4-42. ALI Register Summary

ADDRESS
OFFSET
0x000
0x004
0x008
0x00C
0x010 - 0xFFF

Table 4-43. ALISETUP Register

31 30 29 28 27
0 0 0 0 0
RO RO RO RO RO
15 14 13 12 11
///
0 0 0 0 0
RO RO RO RW RW

Table 4-44. ALISETUP Fields

/// Reserved Reading returns 0. Write the reset value.
Pixels Per Line
PPL
PPL = (Actual Pixels per line) – 1.
/// Reserved Reading returns 0. Write the reset value.
Conversion Mode Select This bit selects the conversion mode for the ALI.
Change the ALI mode only when the CLCDC is disabled.
CR
1 = ALI Mode
0 = Bypass Mode
NAME DESCRIPTION
ALISETUP ALI Setup Register
ALICTRL ALI Control Register
ALITIMING1 ALI Timing Register 1
ALITIMING2 ALI Timing Register 2
/// Reserved — Do not access
26 25 24 23
///
0 0 0 0
RO RO RO RO
10 9 8 7
PPL
0 0 0 0
RW RW RW RW
0xFFFE4000 + 0x000
DESCRIPTION
Version 1.0
LH79524/LH79525 User's Guide
22 21 20 19 18
0 0 0 0 0
RO RO RO RO RO
6 5 4 3 2
///
0 0 0 1 1
RW RW RW RO RO
17 16
0 0
RO RO
1 0
CR
0 0
RO RW