6 - 6
2) Second byte
Table 6-10 Second byte
Higher bits
Lower bits
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
0
1
POWER
RDC
REC
RMT
PTT
SQ
POWER
The bits have the following meanings.
Bit 7 : 0: This bit indicates the second byte.
Bit 6 : 1: This bit indicates the second byte.
Bit 5 : Transmitter output control
(0: Rated output, 1: Reduced output)
Bit 4 : Presence or absence of receiving signal
(0: No receiving signal, 1: receiving signal)
Bit 3 : Classification of remote control or local control
(0: Local control, 1: Remote control)
Bit 2 : PTT(Press to talk) control
(0: Reception, 1: Transmission)
Bit 1 : Squelch control
(0: Squelch OFF. 1: Squelch ON)
Bit 0 : Power supply control
(0: Power OFF, 1: Power ON)
3) Third byte (Memory channel data)
Table 6-11 Third byte
Higher bits
Lower bits
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
1
0
SELF
TEST
ERR
TX
UNLK
RX
UNLK
OVER
HEAT
LOW
POWER
The bits have the following meanings.
Bit 7 : 1: This bit indicates the third byte.
Bit 6 : 0: This bit indicates the third byte.
Bit 5 : Self test (0: stop, 1: start)
Bit 4 : Partner transmission error
Bit 3 : Alarm signal (TX UNLOCK)
Bit 2 : Alarm signal (RX UNLOCK)
Bit 1 : Alarm signal (OVER HEAT)
Bit 0 : Alarm signal (LOW POWER)
(0: No alarm signal, 1: Alarm signal)
