Specifications

Table Of Contents
APPENDIX C: EVENT PROGRAMMING
Page 203 MRC-565 Packet Data Radio Operations & Maintenance
Discrete Inputs and Outputs
Connector
Name
Pin
Number
External Signal
Name
Direction or
Function
Internal Signal
Name
MRC
-565A
MRC
-565
J8
36
DTR
Input
TP3 +/- 10V
Yes
Yes
J8
32
RTS
Input
DSR +/- 10V
Yes
Yes
J8
31
CTS
Output
TP4 +/- 10V
Yes
Yes
J8
34
RING
Output
AVEC +/- 10V
Yes
Yes
Connector
Name
Pin
Number
External Signal
Name
Direction or
Function
Internal Signal
Name
MRC
-565A
MRC
-565
J8
12
MCLK
Output
TP2 0-5V
Yes
Yes
J8
28
MDIR
Output
TP1 0-5V
Yes
Yes
J8
13
MSET
Input
TP0 0-5V
Yes
Yes
Connector
Name
Pin
Number
External Signal
Name
Direction or
Function
Internal Signal
Name
MRC
-565A
MRC
-565
J8
19,20
IN1
OptIsoInput
TP5 0-5V
No
Yes
J8
18,3
IN2
OptIsoInput
TP6 0-5V
No
Yes
J8
1,2
IN3
OptIsoInput
TP7 0-5V
No
Yes
J8
16,17
IN4
OptIsoInput
TP10 0-5V
No
Yes
J8 (no,com,nc)
15,14,29
RO1
RelayOutput
TP11 0-5V
No
Yes
J8 (no,com,nc)
11,26,9
RO2
RelayOutput
TP12 0-5V
No
Yes
Analog Input Channels
The Analog input channels are read using a 12-bit A/D converter. Each of these has a
corresponding scaling factor and offset that is set using the SCALE command. The MRC-565A
has only the first four internal channels.
Connector
Name
Pin
Number
Signal Name
Direction or
Function
Internal Signal
MRC
-565A
MRC
-565
FPWR
Tx Fwd Pwr
AN0
Yes
Yes
RPWR
Rev Pwr
AN1
Yes
Yes
DETRF
SP
AN2
Yes
Yes
LBAT
Loaded Battery
AN3
Yes
Yes
TEMP
Internal Temp
AN4
No
Yes
J8
38
ADC1
Input
AN5
No
Yes
J8
39
ADC2
Input
AN6
No
Yes
J8
40
ADC3
Input
AN7
No
Yes
J8
37
ADC4
Input
AN8
No
Yes
J8
42
ADC5
Input
AN9
No
Yes
J8
41
ADC6
Input
AN10
No
Yes