User's Manual

5
TERMINAL DESCRIPTIONS
ACC (D-SUB 25 Pin Connector)
Pin No. Name I/O Description Specification
1 NC — Not used
2 COM1_RXD I Serial Data Input RS-232C compatible
3 COM1_TXD O Serial Data Output
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4 AUXI/O9 I/O Programmable Function I/O 9
Input Impedance 100 kΩ
Output Impedance 100 Ω
5 DI I Data Input
0.5 V p-p (Typ.)
Input Impedance 20 kΩ
6 MI2 I MIC Signal Input
5 mVrms(Typ.)
(STD Deviation)
Input Impedance 600 Ω
7 GND — Ground Ground
8 AUXI/O8 I/O Programmable Function I/O 8
Input Impedance 100 kΩ
Output Impedance 470 Ω
9 COM2_TXD O Serial Data Output TTL (0V - 5V)
10 COM2_RXD I Serial Data Input
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11 GND — Ground Ground
12 AUXI/O7/BER_DATA I/O Programmable Function I/O 7
Input Impedance 100 kΩ
Output Impedance 100 Ω
13 AUXI/O6/BER_CLK I/O Programmable Function I/O 6
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14 SB O DC Power (Switched B) Output
13.6 V ±15%
2 A (Max)
15 AUXO2 O Programmable Function O 2
Open Drain
R (dc): 60 mΩ (Max)
Idc (Max)= -500 mA
16 AUXO1 O Programmable Function O 1
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17 AFO O AF Signal Output
0.7 V p-p (Typ.)
Output Impedance 100 Ω
18 GND — Ground Ground
19 DEO O RX Detected Signal Output
0.28 Vp-p (Typ.)
Output Impedance 100 Ω
20 AUXI/O5 I/O Programmable Function I/O 5
Input Impedance 100 kΩ
Output Impedance 470 Ω
21 AUXI/O4 I/O Programmable Function I/O 4
h
22 AUXI/O3 I/O Programmable Function I/O 3
h
23 AUXI/O2 I/O Programmable Function I/O 2
h
24 AUXI/O1 I/O Programmable Function I/O 1
h
25 ME — Mic Ground Ground
Speaker Jack (3.5 mm Phone Jack) 4 W/ 4 Ω
Pin No. Name I/O Description Specification
1 SPO O External Speaker Output 4 Ω (Min)
3 GND — Ground Ground
DC Input Connector
Pin No. Name I/O Description Specification
Red B I DC Power Input 13.6 V ±15%
Black GND — Ground Ground
Ignition Sense Input Terminal
Pin No. Name I/O Description Specification
Yellow B I Ignition Sense Input 13.6 V ±15%
Microphone Jack
Pin No. Name I/O Description Specification
1
BLC O Mic Backlight Control Output Impedance 1 kΩ
D+ I/O USB Serial Data I/O USB 2.0
2 SB O DC Power (Switched B) Output
13.6 V ±15%
200 mA (Max)
3 GND — Ground Ground
4
PTT I PTT Input Impedance 47 kΩ
TXD O PC Serial Data from Radio UART TTL (0V to 5V)
5 ME — Mic Ground Ground
6
MIC I Mic Signal Input Input Impedance 600 Ω
VBUS I USB VBUS 5 V/ 1 mA (Typ.)
7
HOOK I Hook Input Impedance 1 kΩ
RXD I PC Serial Data to Radio UART TTL (0V to 5V)
D- I/O USB Serial Data I/O USB 2.0
8 DM I/O Mic Data Detection High Impedance
RF Antenna Terminal
50 Ω impedance
GPS Antenna Terminal
50 Ω impedance