66
CAT System Programming
Opcode Command Chart
Command Title
Parameter
Opcode
Notes
LOCK ON/OFF
CMD
CMD = 00: LOCK ON
CMD = 80: LOCK OFF
PTT ON/OFF
CMD
CMD = 08: PTT ON
CMD = 88: PTT OFF
Set Frequency
P1
P2
P3
P4
01
P1 ~ P4: Frequency Digits
P1 P2 P3 P4
à
à
à
à
01 42 34 56 = 14.23456 MHz
Operating Mode
P1
07
P1 = 00: LSB, P1 = 01: USB,
P1 = 02: CW, P1 = 03: CWR,
P1 = 04: AM,
P1 = 08: FM,
P1 = 0A: DIG, P1 = 0C: PKT
CLAR ON/OFF
CMD
CMD = 05: CLAR ON
CMD = 85: CLAR OFF
CLAR Frequency
P1
P3
P4
F5
P1 = 00: “+” OFFSET
P1 ≠ 00: “–” OFFSET
P3, P4: CLAR Frequency
P3 P4
à
à
12 34 = 12.34 kHz
VFO-A/B
81
Toggle
SPLIT ON/OFF
CMD
CMD = 02: SPLIT ON
CMD = 82: SPLIT OFF
Repeater Offset
P1
09
P1 = 09: “–” SHIFT
P1 = 49: “+” SHIFT
P1 = 89: SIMPLEX
Repeater Offset
P1
P2
P3
P4
F9
P1 ~ P4Frequency Digits
05, 43, 21, 00 = 5.4321 MHz
CTCSS/DCS Mode
P1
0A
P1 = 0A: DCS ON
P1 = 2A: CTCSS ON
P1 = 4A: ENCODER ON
P1 = 8A: OFF
CTCSS Tone
P1
P2
0B
P1 ~ P2: CTCSS Tone Frequency
P1 P2
(Note 1)
à
à
08 85 = 88.5 Hz
DCS Code
P1
P2
0C
P1 ~ P2: DCS Code (Note 2)
P1 P2
à
à
00 23 = 023
Read RX Status
E7
(Note 3)
Read TX Status
F7
(Note 4)
Read Frequency &
Mode Status
03
(Note 5)
POWER ON/OFF
CMD
CMD = 0F: POWER ON (Note 6)
CMD = 8F: POWER OFF