X9525 Datasheet, PDF (17/26 Pages) Intersil Corporation – Fiber Channel/Gigabit Etherner Laser Diode Control for Fiber Optic Modules

X9525
Figure 25. Write Protect (WP) Pin Timing During Slave Address
START
Slave Address
SCL
Clk 1
SDA IN
WP
t_SU:WP
Clk 9
t_HD:WP
Figure 26. Write Protect (WP) Pin Timing
SDA
S
t
a
r
Slave Address
t
Address Byte
WP
Data
S
t
o
p
…
Figure 27. DCP “Wiper Position” Timing
Rwx ( x =1,2)
R_wx(n)
t_wr
R_{wx(n + 1)}
R_{wx(n - 1)}
n = tap position
Time
SCL
SDA
S ^{1 0 1 0 A}0 ^{1 1 0} A WT 0 0 0 0 0 P1 P0 A ^{D7 D6 D5 D4 D3 D2 D1 D0} A S
T
C
C
CT
A
K
K
KO
R
T
SLAVE ADDRESS BYTE
INSTRUCTION BYTE
DATA BYTE
P
17
FN8210.0
March 10, 2005