Toshiba e-STUDIO283 - Page 218

e-STUDIO200L/202L/203L/230/232/233/280/282/283 © 2004 - 2008 TOSHIBA TEC CORPORATION All rights reserved
PAPER FEEDING SYSTEM
9 - 12
The block diagram of TA8428 and the operation of the control logic are shown below.
Fig. 9-8
Input Output
State
IN1 IN2 M (+) M (-)
HHL LBrake
L H L H CCW
HLHLCW
LL OFF
(High impedance)
Stop
1 2 3 4 5 6 7
IN1 IN2 M(+) GND M(-) N.C. VCC
Thermal shutdown
over-current
protection circuit
Control logic