APPENDIX

VC-H1 DATA PORT PIN FUNCTIONS

Pin No.

Pin Name

Function

 

 

 

1

NC

No connection

 

 

 

2

SSDO

Image data output (not usually used)

CONNECTION DIAGRAM WITH TS-570 OR TS-870

Note: Pin 1 of the connector, which mates with the VC-H1 DATA port, can be identified with a triangle mark on the connector. Pin 1 is located just below the mark.

VC-H1 (DATA port)

3

6V

+6 V output (not usually used)

4

DG

Digital signal ground

 

 

 

5

TXD

Serial data transmission

 

 

 

6

RXD

Serial data reception

 

 

 

7

SSPTT

Image data PTT

 

 

 

8

FSSDO

Image data output (Fast FM mode) 1

 

 

 

9

SSDI

Image data input

 

 

 

10

NC

No connection

 

 

 

11

PTT

Audio PTT

 

 

 

12

3MS

+3.5 ~ +6 V input

 

 

 

13

SP

Audio input (0.5 W/ 8 Ω)

 

 

 

14

MIC

Microphone input

 

 

 

15

MSP

Audio input 2

16

G

Ground

1This pin is used for a connection with the DATA connector on a TM-255, TM-455, TM-733, TM-V7, or TM-G707 transceiver.

2This pin is used when AF power is over 0.5 W/ 8 Ω.

TS-570 or TS-870 (ACC 2 connector)

13

9 10 11 12

5 6 7 8

1 2 3 4

ACC 2 Connector (Rear panel view)

P1

NC

P2

SSDO

P3

6V

P4

DG

P5

TXD

P6

RXD

P7

SSPTT

P8

FSSDO

P9

SSDI

P10

NC

P11

PTT

P12

3MS

P13

SP

P14

MIC

P15

MSP

P16

G

16

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Image 20
Kenwood Appendix, VC-H1 Data Port PIN Functions, Connection Diagram with TS-570 or TS-870, Pin No Pin Name Function