Block Diagram Of The Electrical Circuit Of Mt558 Model - Custom Audio Electronics MT558 User Manual

4. PRINT HEAD

4.2 Block diagram of the electrical circuit of MT558 model

6, 7, 8, 26, 27, 28
VH
3, 4, 5, 23, 24, 25
GND
19
STB6
18
STB5
17
STB4
16
STB3
15
STB2
14
STB1
13
LAT
20
DI
12
CLK
9
DO
21, 22
VCC
NC
1, 2
10
TM
11
TM
14 MT558
User Manual
DOT #384
6 5
THERMISTOR
30KΩ B:3950
4 3 2
LATCH REGISTER
SHIFT REGISTER
STB No. Dot No.
1 1 ~ 64
2 65 ~ 128
3 129 ~ 192
4 193 ~ 256
5 257 ~ 320
6 321 ~ 384
DOT #1
1
Dots/STB
64
64
64
64
64
64