PCF2104X Datasheet, PDF (29/56 Pages) Motorola, Inc – LCD controller/driver

PROTOCOL
START
CONDITION
(S)
BIT 7
MSB
(A7)
BIT 6
(A6)
BIT 0
LSB
R/W
ACKNOWLEDGE
(A)
STOP
CONDITION
(P)
SDA
SCL
t _BUF
t _LOW
tr
t _HD;STA
t _HIGH
tf
t/fSCL
t _SU;STO
MGA811 - 1
Fig.25 I²C-bus timing diagram; rise and fall times refer to V_IL and V_IH.