4-2
Table 4-2 Thermal Head Control Terminal Assignments
Terminal
Number
Signal Name
Input/
Output
Function
1 Vp
Input
Thermal head drive voltage
2 Vp
Input
Thermal head drive voltage
3 GND
- GND
4 GND
- GND
5 GND
- GND
6
DAT
Input
Print data input (serial input)
7
CLK
Input
Synchronizing signal for print data transfer
8
LATCH
Input
Print data latch (memory storage)
9
DST6
Input
Thermal head print activation instruction signal
10
DST5
Input
Thermal head print activation instruction signal
11
DST4
Input
Thermal head print activation instruction signal
12
DST3
Input
Thermal head print activation instruction signal
13
DST2
Input
Thermal head print activation instruction signal
14
DST1
Input
Thermal head print activation instruction signal
15 TH
- Thermistor
16
Vdd
Input
Logic power supply (5V)
17 GND
- GND
18 GND
- GND
19 Vp
Input
Thermal head drive voltage
20 Vp
Input
Thermal head drive voltage
Summary of Contents for LTPH245
Page 1: ...Seiko Instruments Inc LTPH245 LINE THERMAL PRINTER MECHANISM TECHNICAL REFERENCE U00055332011 ...
Page 31: ...3 18 3 5 7 Timing Chart Figure 3 10 Timing Chart ...
Page 60: ...7 3 Figure7 2 Printer Main Body Appearance and Dimensions LTPH245D C384 E Unit mm ...
Page 62: ...7 5 Figure7 4 Printer Main Body Appearance and Dimensions LTPH245E C384 E Unit mm Unit mm ...
Page 63: ...7 6 Figure7 5 Platen Block Appearance and Dimensions Unit mm ...
