AT5557
Preliminary Product Information
Serial Input 6CH Motor Driver for DSC
CH6: constant-current control for Shutter
IN6A
IN6B
L
OUT6A
OUT6B
MODE
OFF
L
H
L
Z
H
L
L
Z
L
H
L
L
forward rotation
reverse rotation
brake
H
H
H
< Notes >
Electric current in the OUTXA Æ OUTXB direction is being made (+) = forward rotation.
H: Hi level; L: Low level; Z: Hi impedance
2. Serial Control Mode
CH1~CH4: Stepping motor full-swing & constant-voltage control
1-2 phase control mode truth value table
IN12A
IN12B
IN12C
OUT1A
OUT1B
OUT2A
OUT2B
CH1
CH2
(IN34A) (IN34B) (IN34C) (OUT3A) (OUT3B) (OUT4A) (OUT4B) (CH3)
(CH4)
forward forward
rotation rotation
H
L
L
L
L
H
H
H
H
H
H
L
L
L
L
H
L
H
L
H
Z
L
L
L
Z
H
H
L
Z
H
H
H
Z
L
L
H
H
H
Z
L
L
L
Z
L
L
L
Z
H
H
H
Z
forward
rotation
OFF
reverse forward
rotation rotation
reverse
rotation
H
L
OFF
reverse reverse
rotation rotation
reverse
rotation
H
L
OFF
forward reverse
rotation rotation
forward
rotation
H
OFF
2-2 phase control mode truth value table
IN12A
IN12B
IN12C
OUT1A
OUT1B
OUT2A
OUT2B
CH1
CH2
(IN34A) (IN34B) (IN34C) (OUT3A) (OUT3B) (OUT4A) (OUT4B) (CH3)
(CH4)
forward forward
rotation rotation
reverse forward
rotation rotation
reverse reverse
rotation rotation
forward reverse
rotation rotation
H
L
L
H
H
H
L
L
L
L
L
L
H
L
L
H
L
H
H
L
H
H
L
L
L
L
H
H
7F, No.9, Park Avenue II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
2/15/2006 REV:1.0
Fax: 886-3-563-0879
WWW: http://www.aimtron.com.tw
Email: service@aimtron.com.tw
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AIMTRON [ AIMTRON TECHNOLOGY ]
