PK202-25 Matrix Orbital, PK202-25 Datasheet - Page 14

• Manufacturer Part Number: PK202-25
• Description: LCD Character Display Modules Black Background Yel/Grn Text
• Manufacturer: Matrix Orbital
• Series: PK202-25r

Specifications of PK202-25

• Character Count X Line: 20 x 2
• Module Size (w X H X T): 116 mm x 37 mm x 25.73 mm
• Background Color: Black
• Backlight Type: LED Yellow / Green
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2.2.2 TTL Communications
munications. Power may also be supplied via this connector if desired. A PC is not to be used when TTL
communication is established via a direct com port. One modification is required for TTL. The RS232
jumper selection must be removed and placed on the TTL jumper selection. Please see Figure below for
appropriate modification:
Matrix Orbital
For RS232 communication via the 4 pin connector, please see the figure and table below.
A standard DB-9F or 4 pin power connector/communication (female) connector is needed for TTL com-
Pin 1
Pin 2
Pin 3
Pin 4
+5.0 VDC (+7 to +15 VDC with wide voltage option)
Figure 11: Power Connector
Table 5: Connector Pinout
1234 1234
Figure 10: DB9 Pinout
PK202-25
5 3 2
9
Ground
Rx
Tx
10