Matrix-orbital GTT38A Manual do Utilizador descarregar pdf (Página 12)

GTT38A Hardware Manual 8

4.2 I

C Communication/Power Header

A dedicated I

C header is available on RS232 and TTL GTT38A models and provides the most basic

protocol connection to the unit.

Figure 13: I

C Communication/Power Header

Table 7: I

C Communication/Power Pinout

Function

Vcc

SCL

SDA

Gnd

Voltage is applied through pins one and four of the header, please reference the electrical specifications

before applying power. Pins two and three are reserved for I

C clock and data signals respectively, both

of which should be pulled up to five volts using a resistance between one and ten kilohms. The Tyco

640456-4-LF style header used can be mated to a number of connectors, including Molex 22-01-3047.

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 18 19

Sem comentários

Matrix-orbital GTT38A Manual do Utilizador Página 12