MAX6955 Maxim, MAX6955 Datasheet - Page 9

• Manufacturer Part Number: MAX6955
• Description: 2-Wire Interfaced / 2.7V to 5.5V LED Display Driver with I/O Expander and Key Scan
• Manufacturer: Maxim

Figure 2. 2-Wire Serial Interface Timing Details
Figure 3. Start and Stop Conditions
Figure 4. Slave Address
t
SDA
HD, STA
SCL
SDA
SCL
CONDITION
START
START
2-Wire Interfaced, 2.7V to 5.5V LED Display
t
LOW
_______________________________________________________________________________________
MSB
Driver with I/O Expander and Key Scan
1
t
R
t
t
SU, DAT
SDA
HIGH
SCL
START CONDITION
S
t
F
1
t
HD, DAT
0
t
SU, STA
A3
REPEATED START
CONDITION
A2
t
HD, STA
A1
STOP CONDITION
LSB
A0
P
t
SU, STO
R/W
CONDITION
STOP
t
BUF
ACK
CONDITION
START
9