GMA 347 Installation Manual
Page 4-7
190-00325-01
Revision A
4.3.3 RS
-
232 Serial Input/Output
Table 4-5. RS-232 Pin Assignments, J3472
Pin
Pin Name
Description
I/O
6
RS-232 OUT 1
Output level greater than ±5 Volts
Out
7
RS-232 IN 1
Input level up to ±25 volts
In
38
RS-232 OUT 2
Output level greater than ±5 Volts
Out
39
RS-232 IN 2
Input with level up to ±25 volts
In
The RS-232 outputs conform to EIA/TIA-232C with an output voltage swing of at least ±5 V when
driving a standard RS-232 load. The RS-232 IN/OUT 1 connections are used to upload configuration
data into the unit. The unit is configured out of the aircraft, before final installation. Refer to Section 5
for configuration instructions.
Figure 4-3. GMA 347 Configuration Upload Connections
Содержание GMA 347
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