Icom FP-561, Руководство по обслуживанию

Страница: 12 / 48

FP-561
• MAIN CPU (LOGIC UNIT; IC1)
3-7-2 RD-200
• CPU (MAIN unit; IC12)
3 - 5
Outputs serial clock signal for the LCD.
Outputs vertical synchronizing signal
for LCD.
Outputs horizintal synchronizing signal
for LCD.
Outputs red color signal for LCD.
Outputs blue color signal for LCD.
Outputs green color signal for LCD.
Outputs RX pass-bandwidth control
signal for the RSSI controller (Q25).
High : While narrow
73
86
88
92
93
94
172
DTCK
VSYNC
HSYNC
RED
BLUE
GREEN
DEPCONT
Pin Port
Description
number name
Input port for the reset signal from the
reset circuit (IC11, Q5).
8 bit D/A output ports for the bar anten-
nas control signals.
Outputs reset signal for the DDS IC
(IC6).
Outputs serial clock signal for the DDS
IC (IC6).
Outputs serial data signals for the
DDS IC (IC6).
Outputs strobe signals for the DDS IC
(IC6).
Outputs clock signal for the EEPROM
IC (IC13).
Inputs/outputs serial signal for the
EEPROM IC (IC13).
Outputs chip select signal for the EEP-
ROM IC (IC13).
Input port for NMEA signal or clone
signal from the NMEA connector (J3).
Outputs NMEA signal to the NMEA
connector (J3).
10
25–32
39
40
41
42
43
44
45
48
49
RESET
TUNE0–
TUNE7
DRES
CLK
DATA
STRB
ESCK
ESIO
ECS
RXDO
TXDO
Pin Port
Description
number name