pcf8576d NXP Semiconductors, pcf8576d Datasheet - Page 22

• Manufacturer Part Number: pcf8576d
• Description: Universal Lcd Driver For Low Multiplex Rates
• Manufacturer: NXP Semiconductors

k, full pagewidth
Philips Semiconductors
2004 Dec 22
handbook, full pagewidth
Universal LCD driver for low
multiplex rates
SCL
SDA
BY TRANSMITTER
S
TRANSMITTER/
DATA OUTPUT
DATA OUTPUT
BY RECEIVER
RECEIVER
0 1 1 1 0 0
MASTER
SCL FROM
slave address
MASTER
1 byte
S
A
0
condition
R/W
START
0 A C
RECEIVER
S
Fig.16 Acknowledgement on the I
SLAVE
acknowledge by
Fig.15 System configuration.
all addressed
PCF8576Ds
n
COMMAND
Fig.17 I
1 byte(s)
1
TRANSMITTER/
RECEIVER
2
C-bus protocol.
SLAVE
22
A
2
DISPLAY DATA
n
0 byte(s)
TRANSMITTER
2
C-bus.
MASTER
not acknowledge
by A0, A1 and A2
update data pointers
subaddress counter
PCF8576D only
and if necessary,
acknowledge
acknowledge
selected
8
A
P
acknowledgement
MDB078
clock pulse for
TRANSMITTER/
RECEIVER
MASTER
9
MBC602
Product specification
PCF8576D
MGA807