
EVALSPEAr320HMI
Connector pinouts
Doc ID 18410 Rev 3
5.12
Unified power line modem (PLM) connector (CN704)
5.13
Mono 3.5 mm audio jack connector (CN703)
Table 22.
Unified power line modem (PLM) connector pinout (CN704)
Pin
Description
Pin
Description
1 +3V3
8 NC
2 NC
9 PL_GPIO34
3 UART2_RX
10 GND
4 NC
11 PL_GPIO35
5 UART2_TX
12 GND
6 NC
13 PL_GPIO21
7 PL_GPIO39
14 GND
Table 23.
Mono 3.5 mm audio jack connector pinout (CN703)
Pin
Description
1
2
switch
3 Speaker-
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