Port Allocations - Icom IC-F1010 Service Manual

+5 PORT ALLOCATIONS
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PIN
No.
PORT
NAME
DESCRIPTION
1
AFV Input port for the volume control.
1 1
SHIFT Output poft for the CPU clock shift signal.
12 SCK
Used for C-bus line to an optional unit (J6).
3
SI
4
SO
6,
8
cLl lnput ports for the cloning data.
7
cLo
Output port for the cloning data.
o
NOIS Noise pulse input port for the squelch control.
20
CIRQ Used for C-bus line to an optional unit (J6).
21 POSW
Input port for the power switch.
LOW: Power switch is pressed.
22
ccs
Used for C-bus line to an optional unit (J6).
23 DDEC Input port for DTCS decoding.
32-
35
cTN3-0
Output ports for CTCSS/DTCS encoder
signals.
36 PTTO
Output port for the PTT control signal.
LOW: Tx
38 DECO
Output port for CTCSS/DTCS tone matched
signal.
39 PTTI
Input port for the PTT control signal from
PTTO port.
40,
4 1
V E R1,
VER2
Reserved for initial setings.
42 ECK Outputs clock signals to EEPROMs.
43
ESI
Serial data input port for EEPROMs.
44 ESO
Outputs serial data to EEPROMs.
45,
46
E CS 1,
EC52
Output ports for chip select signals.
ESC1: EEPROM (1C27'),
ESC2: Optional EEPROM (J7)
47
PDA
Outputs serial data to the PLL lC (1C12).
48
PCK Outputs clock signals to the PLL lC (1C12).
49 UNLK
Input port for the PLL unlock signal.
HIGH: PLL unlock
50 PSTB
Outputs a strobe signal to the PLL lC (1C12).
5 1
PLLT
Output port lor a PLL acceleration signal.
53 DDA Outputs serial data to the level controller (lC5).
54 DCK
Ouputs clock signals to the level controller
(tc5).
56 DSTB
Outputs a strobe signal to the level conlroller
(rc5).
s
PASP
Output port for a "public-address" mute.
HIGH: PA and Ext SP functions are not used.
57 SP
Output port lor the audio mute signal
(incl. beep).
HIGH: Mute
m
lFsw
Ouputs a selecting signal of RX HPF
characterislics.
HIGH: Filters out CTCSS freq.
PIN
No.
PORT
NAME
DESCRIPTION
59 PA
Outputs a mic audio selector signal.
HIGH: "Public-address" function is ON.
60 TMUT
Outputs Tx mute signal.
HIGH: Tx mute
61 HORN
Outputs an extemal device control signal.
"HIGH" for the period of the EXO timer when
receiving a matched 2- or S-Tone code.
&
DIM
Input port for an external dimmer control
signal.
LOW: LCD backlight is dimmed.
65 VTX
Outputs Tx switching signal.
During Tr LOW
66 VRX
Outputs Rx switching signal.
During Rx: LOW
67 PWON
Output port for the power control.
HIGH to turn ON the power
79 MCON
Output port for MIC mute control.
LOW: MIC mute
80
AMUT
Output port for Rx AF mute control.
HIGH: Rx AF mute
81 MMUT
Input port for MIC mute signal from an optional
unil (J6). LOW: MIC mute
82 RMUT
Input poit for AF mute signal from the optional
unit. LOW: AF mute
83 AUX
Reserved for input from an optional unit (J6).
84 BUSY
Output port for BUSY signal to an optional unit
(J6).
85 AFON
lnput port for the AF amplilier ON signal from
an optional unit (J6).
86-
88
oPTl-3
l/O port lor an option unit (J6).
90 B E E P
Output port for the beep signal (sine wave).
91 DTMF
Output port for the DTMF signal (dual tone).
94-
96
oPV3-1
Itrput ports for the option connector state (J6).
97 THRM
Input port for the transceiver's internal
temperalure.
99 RSSI
Input port for Rx signal strength level.