hd66740 Renesas Electronics Corporation., hd66740 Datasheet - Page 32

• Manufacturer Part Number: hd66740
• Description: 112 X 80-dot Graphics Lcd Controller/driver - Hitachi Semiconductor
• Manufacturer: Renesas Electronics Corporation.

HD66740
Table 14
Register
Name
Start oscillation
Driver output
control
Power control
Contrast control 1 0
Contrast control 2 0
Entry mode set
Instruction List
R/W RS
0
0
0
0
0
0
0
0
0
0
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 Description
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
Code
0
0
0
1
1
0
0
0
1
0
1
0
32
0
1
AMP SLP STB Turns on LCD power supply
SW CT4 CT3 Sets the register selection
CT2 CT1 CT0 Sets the lower contrast
BS2 BS1 BS0 Sets the LCD bias value
REV I/D
CT5 RDM 0
1
CMS SGS Selects the common driver
BT1 BT0 Sets the register selection
1
1
Starts the oscillation standby
mode.
shift direction (CMS) and
segment driver shift direction
(SGS).
(AMP), and sets the sleep
mode (SLP) and standby
mode (STB).
(SW) or upper contrast
adjustment bits (CT4-3).
(SW) or boost level (BT1/0).
adjustment bits (CT2-0).
(BS2-0).
Sets the black-and-white
reversal (REV) and address
update direction after RAM
access (I/D).
Sets the higher contrast
adjustment bit (CT5) and
read modify write (RDM).
Execu-
tion
Cycle
—
0
0
0
0
0
0
0
0