Garmin GTX 330, Installation Manual

Page: 24 / 48

GTX 330 Installation Manual Page 4-5
190-00207-02 Rev. 1
4.6 Serial Data Electrical Characteristics
Pin Name Connector Pin I/O
RS 232 OUT 1 P3301 23 Out
RS 232 IN 1 P3301 22 In
RS 232 OUT 2 P3301 23 Out
RS 232 IN 2 P3301 24 In
Table 4-7. RS 232 Pin Assignments
The RS-232 outputs conform to EIA Standard RS-232C with an output voltage swing of at least ± 5 V when driving a
standard RS-232 load. Refer to Figure 4-2 on page 4-7 for the RS-232 serial data interconnect. Refer to sections
5.2.9. and 5.2.16.
Pin Name Connector Pin I/O
ARINC 429 OUT 1A P3301 37 Out
ARINC 429 OUT 1B P3301 34 Out
ARINC 429 IN 1A P3301 32 In
ARINC 429 IN 1B P3301 35 In
ARINC 429 IN 2A P3301 33 In
ARINC 429 IN 2B P3301 36 In
ARINC 429 OUT 2A P3301 30 Out
ARINC 429 OUT 2B P3301 28 Out
ARINC 429 IN 3A P3301 26 In
ARINC 429 IN 3B P3301 29 In
ARINC 429 IN 4A P3301 48 In
ARINC 429 IN 4B P3301 49 In
Table 4-8. ARINC 429 Pin Assignments
The ARINC 429 outputs conform to ARINC 429 electrical specifications when loaded with up to 5 standard ARINC
429 receivers. Refer to sections 5.2.8. and 5.2.17.