PCF8578 Philips Semiconductors, PCF8578 Datasheet - Page 17

• Manufacturer Part Number: PCF8578
• Description: LCD row/column driver for dot matrix graphic displays
• Manufacturer: Philips Semiconductors

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RAM ACCESS:
character mode
bank 1
S
0 1 1 1 1 0
slave address
LOAD X-ADDRESS: X-address = 8
S
A
0
R W
/
0 A
DEVICE SELECT:
subaddress 12
Fig.11 Example of commands specifying initial data byte RAM locations.
1
DEVICE SELECT
1 1 0 1 1 0
0
A
1
RAM
LOAD X-ADDRESS
0 0 0 1 0 0
0
last command
A
0
1 1 1 0 0 0
RAM ACCESS
bank 0
bank 1
bank 2
bank 3
1
A
READ
WRITE
S
0 1 1 1 1 0
slave address
DATA
S
A
0
R W
/
A
1 A
DATA
DATA
A
MSA835
A