參數(shù)資料
型號(hào): L7250
廠商: STMICROELECTRONICS
元件分類: 運(yùn)動(dòng)控制電子
英文描述: VOICE COIL MOTOR CONTROLLER, PQFP64
封裝: TQFP-64
文件頁(yè)數(shù): 4/46頁(yè)
文件大?。?/td> 478K
代理商: L7250
L7250
12/46
Figure 1. Default serial port timing diagram (bit 7, Reg05H = 0)
Note1: During writing process L7250 latches the data on the SCLK falling edge (the ASIC is writing on the SCLK
rising edge)
Note2: During reading process L7250 takes the bus control on the next SCLK rising edge after the 8th SCLK
falling edge
The L7250 write the data on the SCLK falling edge respecting the data hold time (Tedh)
Note3: The ID number for the L7250 is ID1=ID2=ID3=1
R
W
ID
2
ID
2
ID2
A2
A1
A0
D7
D6
D5
D4
D
3
D2
D1
D0
ID
2
ID
2
ID2
A2
A1
A0
D7
D6
D5
D4
D3
D2
D1
D0
SDA
TA
(w
rit
e)
SDA
TA
(read
)
SE
N
SC
LK
Te
fc
f
Te
h
Tc
c
Tc
h
Tc
l
Tc
fe
r
Tc
re
r
Tc
dd
Te
dh
L7250
ta
ke
sbus
cont
ro
l
Tc
ds
Tc
dh
Td
ly
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