PCF2113AU/10/F4 NXP [NXP Semiconductors], PCF2113AU/10/F4 Datasheet - Page 39

• Manufacturer Part Number: PCF2113AU/10/F4
• Description: LCD controllers/drivers
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
PCF2113_FAM_4
Product data sheet
Fig 26. Master reads after setting word address; write word address; set RS; ‘read data’
Fig 27. Master reads slave immediately after first byte; read mode (RS previously defined)
Fig 28. System configuration
(1) Last data byte is a dummy byte (may be omitted).
S
0 1 1 1 0 1
slave address
SCL
SDA
S
acknowledgement
TRANSMITTER/
S
A
0
RECEIVER
R/W
MASTER
0 A
ADDRESS
SLAVE
Co
S
1
RS
CONTROL BYTE A
ADDRESS
SLAVE
acknowledgement
from PCF2113x
S
A
0
R/W
RECEIVER
1 A
SLAVE
acknowledgement
2n
Co
S
A
0
R/W
1 A
0 bytes
Rev. 04 — 4 March 2008
DATA BYTE
Co
DATA BYTE
TRANSMITTER/
n bytes
DATA BYTE
RECEIVER
acknowledgement
SLAVE
n bytes
from master
data pointer
acknowledgement
update
A
data pointer
A
update
Co
0
A
RS
TRANSMITTER
CONTROL BYTE A
MASTER
1 byte
DATA BYTE
last byte
DATA BYTE
last byte
no acknowledgement
no acknowledgement
from master
TRANSMITTER/
data pointer
RECEIVER
update
MASTER
data pointer
1
DATA BYTE
update
LCD controllers/drivers
P
1
n
mgg004
P
PCF2113x
0 bytes
mga807
© NXP B.V. 2008. All rights reserved.
(1)
mgg003
A
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