BU91501KV-M Datasheet, PDF (22/34 Pages) Rohm – Multi- function LCD Segment Drivers

BU91501KV-M
Software Reset (SWRST)
MSB
LSB
D7 D6 D5 D4 D3 D2 D1 D0
1
1
1
1
0
0
0
1
This is the Software Reset command.
After sending this command, each register, DDRAM data and DDRAM address are initialized.
Datasheet
Address Set (ADSET)
MSB
LSB
D7 D6 D5 D4 D3 D2 D1 D0
0
1 P5 P4 P3 P2 P1 P0
Address which could be set starts from 00(Hex) until RAM last address.
Setting of values other than the above is not allowed. (Otherwise, address is set to 0.)
Refer to “Display Data Transfer Method” for RAM last address.
Data Write (DATAWR)
MSB
LSB
D7 D6 D5 D4 D3 D2 D1 D0
0
0
0
0
1
0
1
0
Data transfer can be started by this command.
Set the CSB pin to High to terminate the data transfer.
Refer to “Command and Data Transfer Method”.
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