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Outputs the strobe signal for the port
expander IC (LOGIC unit; IC41).
Outputs the strobe signal for the port
expander IC (LOGIC unit; IC40).
Outputs the strobe signal for the port
expander IC (LOGIC unit; IC39).
Outputs the strobe signal for the D/A
converter IC (LOGIC unit; IC25).
Outputs the strobe signal for the D/A
converter IC (TX unit; IC5).
Outputs the serial data signal for the
PLL IC (RX unit; IC4, TX unit; IC2),
dialer IC (LOGIC unit; IC47), port
expander IC (LOGIC unit; IC39–IC41)
and optional boards.
Outputs the clock signal for the PLL IC
(RX unit; IC4, TX unit; IC2), dialer IC
(LOGIC unit; IC47), port expander IC
(LOGIC unit; IC39–IC41) and optional
boards.
Input port for the unlock signal from
the PLL IC (RX unit; IC4).
Outputs the control signal for the TX-
TONE filter (LOGIC unit; IC4).
PE3STB
PE2STB
PE1STB
D2STB
D1STB
SDTO
SCK
RUNLK
C/DSW
89
90
91
95
96
97
98
99
100
Pin Port
Description
number name
CPU-Continued
Input port for the RV SWR signal from
the PA unit.
Input port for the temperature signals
of PA and REG units.
Input port for the VCO lock voltage to
the TX and RX unit.
Input port for the RSSI signal from the
FM IF IC (RX unit; IC2).
Input port for the 2/5TONE signals.
Input port for the DTCS signal.
Input port for the busy signal from the
pulse tone dialer IC (LOGIC unit;
IC47).
Outputs the serial clock signal for the
EEPROM (LOGIC unit; IC37).
I/O port for the serial data signal
from/to the EEPROM (LOGIC unit;
IC37).
Outputs strobe signal for the pulse
tone dialer IC (LOGIC unit; IC47).
Outputs the ON/OFF HOOK control
signal for the telephone line.
Input port for the ringer detecting sig-
nal from the telephone line.
Outputs the control signal for the clock
shift circuit.
Input port for the power supply detec-
tion signal.
Outputs the serial data signal to the
ACC connector.
Input port for the serial data signal
from the ACC connector.
Outputs the control signal for the
DTMF SW IC (LOGIC unit; IC50).
Outputs the clone data signal.
Input port for the clone data signal.
Outputs the control signal for the
DTMF SW IC (LOGIC unit; IC30).
Input port for the TONE detecting sig-
nal from the DTMF decoder IC
(LOGIC unit; IC31).
Input port for the data decoding signal
from the DTMF decoder IC (LOGIC
unit; IC31).
Outputs the clock signal for the DTMF
decoder IC (LOGIC unit; IC31).
Input port for the detection signal of
the ON-HOOK signal.
Outputs the control signal for the port
expander IC (LOGIC unit; IC39–IC41).
RVSWR
TEMP
T/RLV
RSSI
25TI
DTCSI
TEL-
BUSY
MCK
MDT
TELSTB
HOOKC
RING
SHIFT
INT
TXDTO
RXDTO
DTSEL1
TXDT1
RXDT1
DTSEL2
DTSTD
DTMFD
DTACK
ONHOOK
IOE
47
48
49
50
51
52
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
85
86
87
88
Pin Port
Description
number name
CPU-Continued