Specifications

2-4 Accessory Connections
10 AUXPTT\
11 Select
12 Busy
13 +12V ACC
14 EXTCWKEY (external CW key)
15 Strobe
16 Data 0
17 Data 1
18 Data 2
19 Data 3
20 Data 4
21 Data 5
22 Data 6
23 Data 7
24 ACK (acknowledge)
25 DI/OSEL
Table 2-2
Accessory Connector 2 Pinouts
Pin Number Description
1 Ground
2 Ground
3PWRON\
4 ATUINIT (tune initiate)
5 ATUKEY (tuner key line)
6 BALRXA1 (balanced RX audio)
7 BALRXA2 (balanced RX audio)
8 BALTXA1 (balanced TX audio)
9 BALTXA2 (balanced TX audio)
10 AUXPTT\
11 COM2RXD - COM2 (RX data)
12 COM2TXD - COM2 (TX data)
Table 2-1
Accessory Connector 1 Pinouts
Pin Number Description