Matrix-orbital LCD2041 Legacy Manual de usuario descargar pdf (Pagina 6)

Figure 2: Electrical Connections

The display has three connectors;

Table 1: Connectors & Functions

Connector Function

2 pin General purpose output

4 pin Power and I

C communication

DB-9F RS-232/power

2.1.1 Power Connection

Power is applied via pins 1 and 4. Power requirement for standard units is +5 VDC ±0.25V . Units with

the wide voltage range option require 8 - 15 VDC.

WARNINGS

• Do not apply any power with reversed polarization. Do not apply

any voltage other than the speciﬁed voltage. Do not use any cables

other than the cables supplied by Matrix Orbital, unless aware of

the modiﬁcations required. Do not apply voltage to the DB-9 con-

nector AND power connector Do not apply more than +5Vdc to

pin #9 on the DB-9 connector.

Matrix Orbital LCD2041 3

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Matrix-orbital LCD2041 Legacy Manual de usuario Pagina 6