CIRCUIT DESCRIPTION
While transferring the motor phase, if there is NAK, the data transfer is automatically stopped and being in the
IDLE condition. In the case, The S/W makes new value to transfer the data, or if the NAK Enable of the Control
Register is set, automatically the same value is transferred for data transfer after for a while.Quarter-horse con-
trols two Stepper motors (Line Feeder and Service Station) and one DC Motor (Carriage Motor).
<10> MOTOR Control Part
S3C46Q0X supports two Step Motors and one DC Motor, but only TX Scan Motor is used in the system. The Quarter-horse
supports LF, SS, and CR MOTOR.
<11> S3C46QOX General Purpose I/O Port.
1. 1 Chorus-2 Assigned GCS Ports for RHINE