Specifications

4-2
4.1 THERMAL HEAD CONTROL TERMINALS
Figure 4-1 shows the FFC terminals of the thermal head control.
20
1
Figure 4-1 Thermal Head Control Terminals (FFC)
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 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