hd66710 Renesas Electronics Corporation., hd66710 Datasheet - Page 54

• Manufacturer Part Number: hd66710
• Description: Dot Matrix Liquid Crystal Display Controller/driver
• Manufacturer: Renesas Electronics Corporation.

HD66710
Table 16
Step
No.
1
2
3
4
5
6
7
8
344
RS
Power supply on (the HD66710 is initialized by the internal reset
circuit)
Function set
0
Display on/off control
0
Entry mode set
0
Write data to CGRAM/DDRAM
1
Write data to CGRAM/DDRAM
1
Set DDRAM address
0
R/
0
0
0
0
0
0
: :
8-Bit Operation, 16-Digit
D7
0
0
0
0
0
1
D6
0
0
0
1
1
1
D5
1
0
0
0
0
0
Instruction
·
·
·
·
·
D4
1
0
0
0
0
0
D3
1
1
0
1
1
0
2-Line Display Example with Internal Reset
0
1
1
0
0
0
D2
*
1
1
0
0
0
D1
*
0
0
0
1
0
D0
Display
HITACHI_
HITACHI
H_
_
_
_
·
·
·
·
·
Operation
Initialized. No display.
Sets to 8-bit operation and
selects 1-line display.
Clear bit 2.
Turns on display and cursor. All
display is in space mode
because of initialization.
Sets mode to increment the
address by one and to shift the
cursor to the right at the time of
write to the RAM.
Display is not shifted.
Writes H. DDRAM has already
been selected by initialization
when the power was turned on.
Writes I.
Sets RAM address so that the
cursor is positioned at the head
of the second line.