Specifications

8–28 EPSON
SED1240 Series
Vertical double-size display control
Function: Displays the specified line in vertical double-
size form.
The specified line corresponds to the address
of the DDRAM.
(Not the display line)
• Displays the specified line of the DDRAM in vertical
double-size form by setting DD4 to DD1.
DD4 = 0 : Displays the data for line 4 of
the DDRAM in standard form.
[DDRAM 60H to 6FH]
DD4 = 1 : Displays the data for line 4 of
the DDRAM in vertical double-
size form.
[DDRAM 60H to 6FH]
DD3 = 0 : Displays the data for line 3 of
the DDRAM in standard form.
[DDRAM 50H to 5FH]
DD3 = 1 : Displays the data for line 3 of
the DDRAM in vertical double-
size form.
[DDRAM 50H to 5FH]
DD2 = 0 : Displays the data for line 2 of
the DDRAM in standard form.
[DDRAM 40H to 4FH]
DD2 = 1 : Displays the data for line 2 of
the DDRAM in vertical double-
size form.
[DDRAM 40H to 3FH]
DD1 = 0 : Displays the data for line 1 of
the DDRAM in standard form.
[DDRAM 30H to 3FH]
DD1 = 1 : Displays the data for line 1 of
the DDRAM in vertical double-
size form.
[DDRAM 30H to 3FH]
RE A0 WR D7 D6 D5 D4 D3 D2 D1 D0
1000010
DD4 DD3 DD2 DD1