UPD16432B NEC, UPD16432B Datasheet - Page 27

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

(2) Timing chart
To next processing
LED output latch
write
DATA
DATA
DATA
LCD, LED on
SCK
SCK
SCK
STB
STB
STB
LED data
Command 1
Data n-1
Data n
Data setting command (command 6)
MSB
Status command (command 7)
MSB
0
1
Command 2
1
1
Command 6
Data n
0
0
0
0
0
1
Command 3
0
1
Command 5
Data
1
1
LSB
LSB
1
0
(LED latch, increment)
(LCD on, LED on, key scan operation)
Command 4
Command 7
Data 1
PD16432B
Data 1
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