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12
SETUP AND CONNECTIONS
■
COMMAND TABLE
Cn
Sc
Description
00
Sets frequency (transceive)
01
xx
Sets mode (transceive)
02
Reads band edge frequency
03
Reads display frequency
04
Reads display mode
05
Sets frequency
00
Sets LSB mode
01
Sets USB mode
02
Sets AM mode
06
03
Sets CW mode
04
Sets RTTY mode
05
Sets FM mode
07
Sets CW-R mode
08
Sets RTTY-R mode
Selects VFO operation
00
Sets VFO A
07
01
Sets VFO B
A0
Sets VFO A=B
B0
Exchanges VFO A and B
08
Select memory operation
xx
Sets a M-CH
(P1=0100/P2=0101/C=0102)
09
Writes to memory
0A
Transfers contents from memory to VFO
0B
Clears the memory channel
0C
Reads the duplex offset frequency
0D
Sets the duplex offset frequency
00
Stops scan
01
Starts program/memory scan
02
Starts program scan
03
Starts
:
F scan
12
Starts fine program scan
13
Starts fine
:
F scan
0E
22
Starts memory scan
23
Starts select memory scan
Ax
Sets the range for
:
F scan*
1
B0
Turns a “select” setting OFF
B1
Turns a “select” setting ON
D0
Turns scan resume OFF
D3
Turns scan resume ON
00
Turns split operation OFF
01
Turns split operation ON
0F
10
Selects simplex operation
11
Selects –duplex operation
12
Sduplex operation
Cn
Sc
Description
00
Sets 10 Hz tuning step*
2
01
Sets 100 Hz tuning step
02
Sets 1 kHz tuning step
03
Sets 5 kHz tuning step
10
04
Sets 9 kHz tuning step
05
Sets 10 kHz tuning step
06
Sets 12.5 kHz tuning step
07
Sets 20 kHz tuning step
08
Sets 25 kHz tuning step
11*
3
xx
Toggles [ATT] ON/OFF
(0=OFF, 20=ON)
12
01
Selects [ANT1] connector
02
Selects [ANT2] connector
00
Sets UT-102 for S-level+freq.+mode
13
01
Sets UT-102 for S-level+freq.
02
Sets UT-102 for mode
01
Sets AF level
(0 to 255)
02
Sets RF gain
(0=max. CCW; 255=11 o’clock)
03
Sets squelch
(0=11 o’clock CW; 255=max. CW)
05
Sets APF level
(0 to 255)
14
06
Sets NR level
( 0 to 255)
07
Sets [TWIN PBT] (inside)
08
Sets [TWIN PBT] (outside)
09
Sets the CW PITCH level
(0 to 255)
0A
Sets RF PWR
(0 to 255)
0B
Sets the MIC GAIN level
(0 to 255)
0C
Sets the KEY SPEED level
(0 to 255)
15
01
Reads the squelch condition (open/closed)
02
Reads the S-meter squelch level
02
Sets the pre-amp
(0=OFF, 1=P.AMP1, 2=P.AMP2)
12
Sets the AGC
(0=OFF, 1=AGC-F, 2=AGC-S)
22
Sets the NB
(0=OFF, 1=ON)
32
Sets the APF
(0=OFF, 1=ON)
40
Sets the NR
(0=OFF, 1=ON)
16*
3
41
Sets the ANF
(0=OFF, 1=ON)
42
Sets the TONE
(0=OFF, 1=ON)
43
Sets the TSQL
(0=OFF, 1=ON)
44
Sets the COMP
(0=OFF, 1=ON)
45
Sets the MONITOR
(0=OFF, 1=ON)
46
Sets the VOX
(0=OFF, 1=ON)
47
Sets the BK-IN
(0=OFF, 1=semi BK-IN, 2=full BK-IN)
19
00
Reads the transceiver’s ID code
00
Sets memory channel contents
1A*
3
01
Sets bandstacking register contents
02
Sets memory keyer contents*
4
03
Reads the IF filter setting
1B
00
Sets the tone frequency for repeater use
01
Sets the tone frequency for tone squelch
1C
00
Exchanges transmit and receive
(0=Rx, 1=Tx)
*
1
7 spans are available (A1 to A7): ±5 kHz, ±10 kHz, ±20
kHz, ±50 kHz, ±100 kHz, ±500 kHz and ±1 MHz.
*
2
1 Hz when fine tuning is set.
*
3
When not writing data, reading is also possible.
*
4
Clear other channel counters before inputting a counter.
0=narrows upper side
128=center
255=narrows lower side
Summary of Contents for IC-746
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