Seiko 201 Spezifikationen PDF herunterladen (Seite 38)

Home switch & tacho-generator in common (GND)

Thermal head drive (7 wires)

Thermal head common

Tacho-generator signal

Motor drive output (−)

Home switch signal

Motor (+)

Figure 6-1 Sample Circuit Block Diagram (B Head-mounted Printer)

8-input

transistor

array

Motor drive

circuit

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

8-bit

parallel

data

to D

6-2

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Seiko 201 Spezifikationen Seite 38