參數(shù)資料
型號(hào)： L6280
廠商： 意法半導(dǎo)體
英文描述： THREE CHANNELS MULTIPOWER DRIVER SYSTEM
中文描述： 三通道移動(dòng)電站驅(qū)動(dòng)系統(tǒng)
文件頁(yè)數(shù)： 13/26頁(yè)
文件大?。?/td> 388K
代理商： L6280
A0 A1
1 1 This configurationis used to cause an incre-
ment or a decrementof a DAC. Right or
left DAC and inc/dec are selected by
D0 to D3 value.
A2, A3 DECODING (ChannelSelection)
Every time a command or a initialization is sent to
the L6280, a channel must be selected. This is
done via A2 and A3 accordingto the table.
A2
0
1
1
0
A3
1
0
1
0
Select channel 2
Select channel 1
Select channel 3
Usedonly withkeyword and watchdog
D0 to D3 DECODING (Datas)
The meaning of D0,
the value of A0, A1
A0 A1
0 0 When A0, A1 are in thisconfiguration,and
channel1 or 2 is selected, the data appear-
ing in D0 to D3 set the outputpower stage
configurationto fit the chosedload accord-
ing to the allowedTruth Table. There is no
need to configure channel 3.
D3 changes according to
D3
D2
D1
D0
Possible configurations for
channels 1 and2
Null (power disabled)
Unipolar motor
Full Bridge
Dual Half Bridge
0
0
0
0
0
0
0
0
0
0
1
1
0
1
0
1
a
b
c
b)
FullBridge Configuration
a)
UnipolarMotor Configuration
In this configurationD0 to D3 directlydrive the low side drives:
D3
0
D2
0
D1
0
D0
0
Configurations
Low side drivers 1,2,3,4 OFF
Low side drivers 2,3,4 OFF
Low side drivers 1,3,4 OFF
Low side drivers 1,2,4 OFF
Low side drivers 2,4 OFF
Low side drivers 1,4 OFF
Low side drivers 1,2,3 OFF
Low side drivers 2,3 OFF
Low side drivers 1,3 OFF
0
0
0
0
0
1
1
0
Low sidedriver 1 ON
Low sidedriver 2 ON
Low sidedriver 3 ON
Low sidedrivers 1,3 ON
Low sidedrivers 2,3 ON
Low sidedriver 4 ON
Low sidedrivers 1,4 ON
Low sidedriver 2,4 ON
0
1
0
0
0
1
0
1
0
1
1
0
1
1
0
0
0
0
0
1
1
0
1
0
The following configurations are not allowed: the microprocessor does not to generate them otherwise
they can cause faulty operations.
D3
0
0
1
1
1
1
D2
0
1
0
1
1
1
D1
1
1
1
0
0
1
D0
1
1
1
0
1
0
Alwaysnot allowed
1
1
1
1
This configurationis not allowed when drivinga unipolar motorand it is
permitted only to drive a high current solenoid.
L6280
13/26
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