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<strong>TTP</strong>-<strong>245</strong> / <strong>TTP</strong>-<strong>343</strong><br />
2.14. Cutter Drive / Protection Circuit<br />
Fig. 2.14 Cutter Drive / Protection Circuit Diagram<br />
RESET signal is high when the printer is turned on. The cutter is activated when<br />
CTEN signal is low. CTPhase signal controls the rotated direction. U15B<br />
74HC123 controls the breaking of the DC motor of the cutter. The sensor of the<br />
cutter sends high - low signal to MCU through the CTSENS pin that detects action<br />
of a cutter.<br />
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