CSN-A1K User manual
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5.2.2
CN1 USB /MINID connector
Pin number Signal name
1
VUSB
2
D-
3
D+
4
NC
5
GND
6 printer functions
CN1/CN3 FPC27/1.0
Pin number Signal name
Function
1
CO
Collector of photo-transistor
2
VF
Anode of photo-sensor
3
L_GND
Gnd for logic
4
VH
Dotline voltage
5
VH
Dotline voltage
6
DI
Data input
7
STB6
Sixth strobe
8
STB5
Fifth strobe
9
STB4
Fourth strobe
10
P_GND
Gnd for logic
11
P_GND
Gnd for dotline
12
P_GND
Gnd for dotline
13
P_GND
Gnd for dotline
14
TM
Thermistor first terminal(second in Gnd)
15
STB3
Third strobe
16
STB2
Second strobe
17
STB1
First strobe
18
Vdd
Logic voltage
19
CLK
Serial clock
20
\LTA
Latch
21
DO
Data output
22
VH
Dotline voltage
23
VH
Dotline voltage
24
SM4
Fourth phase of stepper motor
25
SM3
Third phase of stepper motor
26
SM2
Second phase of stepper motor
27
SM1
First phase of stepper motor
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