pcf2104 NXP Semiconductors, pcf2104 Datasheet - Page 27
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pcf2104
Manufacturer Part Number
pcf2104
Description
Pcf2104x Lcd Controller/driver
Manufacturer
NXP Semiconductors
Datasheet
1.PCF2104.pdf
(56 pages)
- Current page: 27 of 56
- Download datasheet (273Kb)
(1) Last data byte is a dummy byte (may be omitted).
S
0 1 1 1 0 1
slave address
Fig.23 Master reads after setting word address; write word address, set RS/RW; READ data.
acknowledgement
from PCF2104x
S
A
0
R/W
0 A
Co
S
1
CONTROL BYTE
ADDRESS
SLAVE
2n
acknowledgement
0 bytes
from PCF2104x
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
MGC618
DATA
(1)
A
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