Seiko Instruments LTP F Series 用户手册
4-3
Table 4-2 Thermal Head Control Terminal Assignments (LTPF247)
Terminal
Number
Signal Name
Input/Output
Function
1
Vp
Head drive power
2
Vp
Head drive power
3
Vp
Head drive power
4
Vp
Head drive power
5
DAT OUT1
Output
Print data output
6
DAT IN1
Input
Print data input
7
GND
GND
8
GND
GND
9
GND
GND
10
GND
GND
11
GND
GND
12
DST1
Input
Head print activation instruction signal
13
CLK
Input
Print data transfer synchronize signal
14
LATCH
Input
Print data latch (memory)
15
Vdd
Logic power supply (5V)
16
TH
Output
Thermister
17
TH
Output
Thermister
18
DST2
Input
Head print activation instruction signal
19
GND
GND
20
GND
GND
21
GND
GND
22
GND
GND
23
DAT OUT2
Output
Print data output
24
DAT IN2
Input
Print data input
25
Vp
Head drive power
26
Vp
Head drive power
27
Vp
Head drive power
28
Vp
Head drive power