
PEDL9352-01
OKI Semiconductor
ML9352
33/53
LIST OF COMMANDS
Operation
(ML9352)
Display OFF
1
Display ON
Dn
No
7 6 5 4 3 2 1 0
1 0 1 0 1 1 1 0
1 0 1 0 1 1 1 1
1 1 0 1 0 * * *
1 1 0 1 1 * * *
A0
RD WR
Comment
0
0
0
0
1
1
1
1
0 EL display OFF
0 EL display ON
0 32-line display
0
Sets the number of display lines to the
display line number register.
Display line number set
2
Display line number register
set
Fixed display line number
set
*
* No. of display lines
0
1
0
1 0 0 1 0 * * *
1 0 0 1 1 * * *
0
0
1
1
0 Without a fixed display line
0
Sets the number of fixed display lines
to the fixed display line number
register.
3
Fixed display line number
register set
*
*
* *
*
No. of fixed
display
lines
0
1
0
4 Scroll start line set
0 1
Display start line
address
1 0 1 1 *
*
*
Write address
0
1
0
Sets the scroll start line address of the
display data RAM.
Sets the write address of the display
data RAM.
Sets the upper 4 bits of column
address of the display data RAM.
Sets the lower 4 bits of column
address of the display data RAM.
Reads the status information using
the upper 4 bits.
0 Writes data to the display data RAM.
Reads data from the display data
RAM.
Correspondence between the display
data RAM address and SEG output
(Forward)
Correspondence between the display
data RAM address and SEG output
(Reverse)
0 EL display normal
0 EL display reverse
0 Normal EL display
0 EL display all ON
Increments the column address (by
+1) during a write only.
0 Releases the read-modify-write state.
0 Internal reset
COM output scanning direction
forward
COM output scanning direction
reverse
Cathode driver output “L” level during
discharging
Cathode driver output “H” level during
discharging
Write address set mode
Write address register set
Column address set (upper) 0 0 0 1
Column address
*
*
*
0
0
1
1
0
0
5
(Upper)
0
1
0
6
Column address set (lower) 0 0 0 0
Column address
(Lower)
0
1
0
7 Status read
Status
0 0 0 0
0
0
1
8 Display data write
Write data
1
1
9 Display data read
Read data
1
0
1
ADC select forward
1 0 1 0 0 0 0 0
0
1
0
10
ADC select reverse
1 0 1 0 0 0 0 1
0
1
0
Normal display
11 Reverse display
Normal display
12 Display all-ON
1 0 1 0 0 1 1 0
1 0 1 0 0 1 1 1
1 0 1 0 0 1 0 0
1 0 1 0 0 1 0 1
0
0
0
0
1
1
1
1
13 Read-modify-write
1 1 1 0 0 0 0 0
0
1
0
14 End
15 Reset
Scanning COM outputs in
forward direction
16 Scanning COM outputs in
reverse direction
1 1 1 0 1 1 1 0
1 1 1 0 0 0 1 0
0
0
1
1
1 1 0 0 0 * * *
0
1
0
1 1 0 0 1 * * *
0
1
0
1 0 1 0 0 0 1 0
0
1
0
17 Cathode drive set 1
1 0 1 0 0 0 1 1
0
1
0