MSC7128 Datasheet, PDF (13/27 Pages) OKI electronic componets – 5 x 7-Dot Character x 16-Digit Display Controller/Driver

¡ Semiconductor
MSC7128-xx
Command Description
• Address set command
When the code of a display character is to be set, this command is used to specify the display
location (digit number) of the character.
The relation between the digit number X and common outputs COM1 to COM16 is as follows:
X
COM Input
0
COM1
1
COM2
15
COM16
Command format
LSB
1
0
0
0
X
X
X
X 1st byte
LSB
X
X
X
X
X3
X2
X1
X0 2nd byte
Digit number ¥ (0 to 15)
• Character code set command
This command is used to specify the character to be displayed in the digit place specified by the
Address Set command. Bits 0 to 6 of the second byte are used to specify the character code, and
bit 7 is used to specify "Yes" or "No" of cursor display.
Command format
LSB
1
0
0
1
X
X
X
X 1st byte
CU
CH6 CH5 CH4 CH3
CH2
CH1
CH0 2nd byte
7-bit character code
Select one of 128 codes
0: Without cursor (SEG36 OFF)
1: With cursorout (SEG36 ON)
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