Siemens TC65 Manual do Utilizador descarregar pdf (Página 8)

TC65Smart

User Manual

Rev. 2-1.0 8

1.5. Functional Diagram.

5-8 10

External interface

Control assembly

Housing

Fig. 1.4

Fig. 1.4 represents the functional diagram of the terminal TC65Smart. The digits signify the

external connectors and indication elements. Numbering is the same as in Clause 1.4 and Fig.

1.3.

As it is electrically shown in Fig. 1.4, the Terminal is divided into two galvanically isolated

parts:

Control assembly, including:

• GSM module Siemens TC65;

• Control assembly for two SIM cards;

• PC-consistent, eight-wire interface RS-232 (connector DB-9F) with the control

level conversion circuit;

• Two-wire interface UART (connector RJ-11), capable of performing the

following functions, depending on the Terminal modification:

o Interface RS-485,

o Interface RS-232 (RX/TX),

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