pcf2116 NXP Semiconductors, pcf2116 Datasheet - Page 32

• Manufacturer Part Number: pcf2116
• Description: Lcd Controller/drivers
• Manufacturer: NXP Semiconductors

(1) Last data byte is a dummy byte (may be omitted).
S
0 1 1 1 0 1
slave address
Fig.26 Master reads after setting word address; write word address, set RS/RW; READ data.
acknowledgement
from PCF2116
S
A
0
R/W
0 A
Co
S
1
CONTROL BYTE
ADDRESS
SLAVE
2n
acknowledgement
0 bytes
from PCF2116
S
A
0
R/W
A
1 A
DATA
DATA
n bytes
A
Co
0
A
1 1
CONTROL
data pointer
DATA
last byte
update
no acknowledgement
2 bytes
from master
A
1
P
MGA809 - 1
DATA
(1)
A