Toshiba H1 Series Data Book page 513

3.19.2 SFRs
bit Symbol
LCDMODE0
Read/Write
(0280H)
After reset
Function
Note: When SDRAM is used as the LCDC's display RAM, it can only be accessed by "burst 1-clock access".
bit Symbol
LCDMODE1
Read/Write
(0281H)
After reset
Function
Note: <LDINV>=1 inverts all output data on the LD bus. However, the LDIV signal that indicates the inversion of
output data by auto bus inversion remains unchanged.
bit Symbol
LCDSIZE
(0284H) Read/Write
After reset
Function
Note: Although the TMP92CZ26A contains 288 Kbytes of RAM that can be used as display RAM, it may not be
enough depending on display size and color mode.
LCDMODE0 Register
7 6
SCPW1
RAMTYPE1 RAMTYPE0
R/W R/W
0 0
Display RAM LD bus transfer speed
SCPW2= 0
00: Internal RAM
01: External SRAM
10: SDRAM
11: Reserved SCPW2= 1
LCDMODE1 Register
7 6
LDC2 LDC1 LDC0
R/W R/W R/W
0 0
Data rotation function
(Supported for 64K-color: 16bps
only)
000: Normal 100: 90-degree
001: Horizontal flip 101: Reserved
010: Vertical flip 110: Reserved
011: Horizontal & vertical flip
111: Reserved
LCD Size Setting Register
7 6
COM3 COM2 COM1
R/W R/W R/W
0 0
Common setting
0000: Reserved 1000: 320
0001: 64 1001: 480
0010: 96 1010: Reserved
0011: 120 1011: Reserved
0100: 128 1100: Reserved
0101: 160 1101: Reserved
0110: 200 1110: Reserved
0111: 240 1111: Reserved
92CZ26A-510
5 4
SCPW0 MODE3
R/W R/W R/W
1 1
Mode selection
0000: Reserved
00: 2-clk
0001: SR (mono)
01: 4-clk
0010: SR (4-gray)
10: 8-clk
0011: Reserved
11: 16-clk
0100: SR (16-gray)
00: 6-clk
0101: SR (64-gray) 1101:TFT(256K-,16M-color)
01: 12-clk
0110: STN (256-color) 1110 : Reserved
10: 24-clk
0111:STN (4096-color)1111: Reserved
11: 48-clk
5 4 3
LDINV AUTOINV
R/W R/W
0 0 0
LD bus Auto bus
inversion inversion
0: Disable
0: Normal 1: Enable
1: Invert (Valid only
for TFT)
5 4 3
COM0 SEG3
R/W R/W
0 0 0
Segment setting
0000: Reserved
0001: 64
0010: 128
0011: 160
0100: 240
0101: 320
0110: 480
0111: 640
TMP92CZ26A
3 2 1
MODE2 MODE1
R/W R/W
0 0 0
1000: Reserved
1001: Reserved
1010: TFT (256-color)
1011: TFT (4096-color)
1100: TFT (64K-color)
2 1
INTMODE FREDGE
R/W W
0 0
Interrupt LFR edge
selection
0: LHSYNC
0:LLOAD Front Edge
1:LVSYNC 1:LHSYNC
Rear Edge
2 1
SEG2 SEG1
R/W R/W
0 0
1000: Reserved
1001: Reserved
1010: Reserved
1011: Reserved
1100: Reserved
1101: Reserved
1110: Reserved
1111: Reserved
0
MODE0
R/W
0
0
SCPW2
W
0
LD bus
Trance
Speed
0: normal
1: 1/3
0
SEG0
R/W
0