Seiko 201 Spezifikationen PDF herunterladen (Seite 39)

Home switch, tacho-generator in common (GND)

Thermal head drive (8 wires)

Thermal head common

Tacho-generator signal

Motor drive output (−)

Home switch signal

Motor (+)

Figure 6-2 Sample Circuit Block Diagram (G Head-mounted Printer)

Motor drive circuit

8-input

transistor

array

Thermal head

drive circuit

(Transistors)

TG waveform

shaping circuit

Printing pulse

width control circuit

Motor

control

signal

Print data

Digit

setting

jumper

terminal

+ 5V power

to D

8-bit

parallel

data

6-3

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Seiko 201 Spezifikationen Seite 39