UPD16432B NEC, UPD16432B Datasheet - Page 30

• Manufacturer Part Number: UPD16432B
• Description: 1/8/ 1/15 DUTY LCD CONTROLLER/DRIVER
• Manufacturer: NEC

4.
30
CGRAM Write
(1) Flowchart
(2) Timing chart
To next processing
DATA
DATA
All data written?
Address setting
CGRAM write
CGRAM data
SCK
SCK
STB
STB
Start
YES
Command 1
NO
Data 6
Data setting command (command 1)
MSB
Address setting command (command 2)
MSB
0
1
Command 2
1
0
Data 7
0
0
0
0
0
0
0
0
Data 1
1
0
LSB
LSB
0
0
(CGRAM, increment)
(CGRAM character code: 0H)
Data 2
PD16432B