NHRC-2 Repeater Controller Quick Reference

Electrical Connections
PinUse
1Ground
2+13.8 Volts
3PTT (active low)
4TX Audio
5RX Audio
6CAS +
7CAS -
8Ground/TX Audio Return
9Ground/RX Audio Return

Configuration Flag Bits
BitHex WeightFeature
001ISD Absent
102Simplex repeater mode
204n/a
308n/a
410suppress courtesy tone
520suppress DTMF muting
640use tail message for courtesy tone
780n/a

Message Commands
CommandDescription
400x0 <= x <= 3, play CW message x
401x0 <= x <= 3, play voice message x
410x0 <= x <= 3, record voice message x

Message Contents
Message NumberStored VoiceCW
0Initial IDID message
1Normal ID messagetimeout message ("TO")
2Time-out Messageconfirm message ("OK")
3Tail Messageinvalid message ("NG")

Programming Memory Map
AddressDefault DataComment
0001enable flag
0100configuration flags
0232hang timer preset, in tenths
031etime-out timer preset, in seconds
0436id timer preset, in 10 seconds
0500tail message counter
060f'O' OK Message
070d'K'
08ffEOM
0905'N' NG Message
0a0b'G'
0bffEOM
0c03'T' TO Message
0d0f'O'
0effEOM
0f09'D' CW ID starts here
1002'E'
1100space
1205'N'
133e'1'
140d'K'
1509'D'
160f'O'
1729'/'
180a'R'
19ffEOM
1a00can fit 6 letter ID....
1b-37not used
38n/aisd message 0 length, in tenths
39n/aisd message 1 length, in tenths
3an/aisd message 2 length, in tenths
3bn/aisd message 3 length, in tenths
3cn/apasscode digit 1
3dn/apasscode digit 2
3en/apasscode digit 3
3fn/apasscode digit 4

Morse Code Character Encoding
CharacterMorse CodeBinary EncodingHex Encoding
sk...-.-0110100068
ar.-.-.001010102a
bt-...-0011000131
/-..-.0010100129
0-----001111113f
1.----001111103e
2..---001111003c
3...--0011100038
4....-0011000030
5.....0010000020
6-....0010000121
7--...0010001123
8---..0010011127
9----.001011112f
a.-0000011006
b-...0001000111
c-.-.0001010115
d-..0000100109
e.0000001002
f..-.0001010014
g--.000010110b
h....0001000010
i..0000010004
j.---000111101e
k-.-000011010d
l.-..0001001012
m--0000011107
n-.0000010105
o---000011110f
p.--.0001011016
q--.-000110111b
r.-.000010100a
s...0000100008
t-0000001103
u..-000011000c
v...-0001100018
w.--000011100e
x-..-0001100119
y-.--000111011d
z--..0001001113
space0000000000
EOM11111111ff

NHRC-2 Repeater Controller Page
/nhrc-2/nhrc2ref.php, version 1.21, last modified 02 January 2005 12:11
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