PT6311_10 Datasheet, PDF (17/22 Pages) Princeton Technology Corp – VFD Driver/Controller IC

RECOMMENDED SOFTWARE FLOWCHART
START
Delay 200 ms
SET
COMMAND 2
(Write Data)
SET
COMMAND 3
Clear Display RAM
(See Note 5)
SET
COMMAND 1
INITIAL
SETTING
SET
COMMAND 4
(88H~8FH: Display ON)
MAIN
PROGRAM
PT6311
SET
COMMAND 2
(Read Key & Write
Data Includeed)
SET
COMMAND 3
SET
COMMAND 1
MAIN
LOOP
SET
COMMAND 4
END
Notes:
1. Command 1: Display Mode Commands
2. Command 2: Data Setting Commands
3. Command 3: Address Setting Commands
4. Command 4: Display Control Commands
5. When IC power is applied for the first time, the contents of the Display RAM are not defined; thus, it is strongly suggested that the contents of the
Display RAM must be cleared during the initial setting.
V3.2
17
November 2009