SERIAL COMMUNICATION FORMATS
(1) Reception (Command/Data Write)
STB
µPD16432B
If data continues
DATA
b7
b6
b5
b2
b1
b0
SCK
1
2
3
(2) Transmission (Command/Data Read)
STB
6
7
8
DATA
b7 b6 b5
b2 b1 b0
b7 b6 b5 b4 b3
SCK
123
678
123456
1 µs
Data Read Command Setting
Wait Time tWAIT
Data Read
Caution As the DATA pin is an Nch open-drain output, a pull-up resistor must be connected
externally. (1 kΩ to 10 kΩ)
16