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DRV8805 Datasheet(PDF) 8 Page - Texas Instruments

Part # DRV8805
Description  UNIPOLAR STEPPER MOTOR DRIVER IC
Download  19 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

DRV8805 Datasheet(HTML) 8 Page - Texas Instruments

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DRV8805
SLVSAW3C – JULY 2011 – REVISED MARCH 2012
www.ti.com
Table 3. 2-Phase Excitation (Full-Step)
Function
Step
RESET
DIR
STEP
nHOME
OUT1
OUT2
OUT3
OUT4
Reset
1
1
X
X
0
ON
OFF
OFF
ON
CW
2
0
1
↑
1
ON
ON
OFF
OFF
CW
3
0
1
↑
1
OFF
ON
ON
OFF
CW
4
0
1
↑
1
OFF
OFF
ON
ON
CW to home
1
0
1
↑
0
ON
OFF
OFF
ON
CCW
4
0
0
↑
1
OFF
OFF
ON
ON
CCW
3
0
0
↑
1
OFF
ON
ON
OFF
CCW
2
0
0
↑
1
ON
ON
OFF
OFF
CCW to home
1
0
0
↑
0
ON
OFF
OFF
ON
Hold
X
0
X
↑
no chg
no chg
no chg
no chg
no chg
Table 4. 1-2-Phase Excitation (Half-Step)
Function
Step
RESET
DIR
STEP
nHOME
OUT1
OUT2
OUT3
OUT4
Reset
1
1
X
X
0
ON
OFF
OFF
OFF
CW
2
0
1
↑
1
ON
ON
OFF
OFF
CW
3
0
1
↑
1
OFF
ON
OFF
OFF
CW
4
0
1
↑
1
OFF
ON
ON
OFF
CW
5
0
1
↑
1
OFF
OFF
ON
OFF
CW
6
0
1
↑
1
OFF
OFF
ON
ON
CW
7
0
1
↑
1
OFF
OFF
OFF
ON
CW
8
0
1
↑
1
ON
OFF
OFF
ON
CW to home
1
0
1
↑
0
ON
OFF
OFF
OFF
CCW
8
0
0
↑
1
ON
OFF
OFF
ON
CCW
7
0
0
↑
1
OFF
OFF
OFF
ON
CCW
6
0
0
↑
1
OFF
OFF
ON
ON
CCW
5
0
0
↑
1
OFF
OFF
ON
OFF
CCW
4
0
0
↑
1
OFF
ON
ON
OFF
CCW
3
0
0
↑
1
OFF
ON
OFF
OFF
CCW
2
0
0
↑
1
ON
ON
OFF
OFF
CCW to home
1
0
0
↑
0
ON
OFF
OFF
OFF
Hold
X
0
X
↑
no chg
no chg
no chg
no chg
no chg
Table 5. 1-Phase Excitation (Wave Drive)
Function
Step
RESET
DIR
STEP
nHOME
OUT1
OUT2
OUT3
OUT4
Reset
1
1
X
X
0
ON
OFF
OFF
OFF
CW
2
0
1
↑
1
OFF
ON
OFF
OFF
CW
3
0
1
↑
1
OFF
OFF
ON
OFF
CW
4
0
1
↑
1
OFF
OFF
OFF
ON
CW to home
1
0
1
↑
0
ON
OFF
OFF
OFF
CCW
4
0
0
↑
1
OFF
OFF
OFF
ON
CCW
3
0
0
↑
1
OFF
OFF
ON
OFF
CCW
2
0
0
↑
1
OFF
ON
OFF
OFF
CCW to home
1
0
0
↑
0
ON
OFF
OFF
OFF
Hold
X
0
X
↑
no chg
no chg
no chg
no chg
no chg
8
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Product Folder Link(s): DRV8805


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