Interface Definition
VHF1 (136
‐
174 MHz)
38
Pin No.
Name
Function
1
5VD_EXT
Power supply: +5V
2
Ground
Earth wire
3
GP5_3
Digital input/output
4
13V6_Ext
Power supply
5
EXT_ALARM_OUT
Analog voltage output
6
Power Ground
Ground (power supply)
7
EXT_MIC
Analog input
8
Codec_Out
Analog output
9
EXT_SPKR-
Analog output
10
UART_TXD
UART3 TX data
11
USB_GROUDN
Earth wire
12
GP5_2
Digital input/output
13
ACC_IO2
Digital input
14
EMERGENCY_IN
Digital input
15
ACC_IO3
Digital input
16
PRGM_IN_PTT
Digital input
Summary of Contents for MD652
Page 1: ...DIGITAL MOBILE RADIO...
Page 5: ...UHF1 400 470 MHz...
Page 15: ...Exploded View and Packaging Guide UHF1 400 470 MHz 8 3 2 Packaging Guide...
Page 53: ...43 9 PCB View Front Panel PCB View Top Layer X...
Page 54: ...44 Front Panel PCB View Bottom Layer...
Page 55: ...45 Main Board PCB View Top Layer...
Page 56: ...46 Main Board PCB View Bottom Layer...
Page 106: ...VHF1 136 174 MHz...
Page 116: ...Exploded View and Packaging Guide VHF1 136 174 MHz 8 3 2 Packaging Guide...
Page 154: ...43 9 PCB View Front Panel PCB View Top Layer...
Page 155: ...44 Front Panel PCB View Bottom Layer...
Page 156: ...45 Main Board PCB View Top Layer...