I C S - 2 0 0 3 I N T E R C O M S T A T I O N
3 - 4
TECHNICAL REFERENCE
Figure 10: Digital Block Diagram—ICS-2003 Main PCB
ICS-2003 DIGIT
AL
BLOCK DIAGRAM
Jan. 14, 1998
PROGRAM
MEMOR
Y
LO BYTE
PROGRAM
MEMOR
Y
HI BYTE
RAM
MEMOR
Y
LO BYTE
RAM
MEMOR
Y
HI BYTE
DISPLA
Y
CONTROLLER
DISPLA
Y
MEMOR
Y
LO BYTE
DISPLA
Y
MEMOR
Y
HI BYTE
ADDRESS BUS
A1-A19
DA
T
A
BUS D0-D15
128K X 8
128K X 8
128K X 8
128K X 8
32K X 8
32K X 8
CE0
CE1
ADDRESS
DECODE
CE2
DISPLA
Y
COM
MODULE
CE3
CONTROL
BUS
RXD1
TXD1
CLOCK
OSC
RESET
MICRO-PROCESSOR
ACCESSOR
Y
P
ANELS
PB8
PB9
PB10
PB1
1
PA
0
PA
1
SERIAL
TEST
POR
T
RXD2
TXD2
XPDOUT
XPDIN
XPDCLK
XPDSTRB
PA
2
PA
3
PA
4
PA
5
PA
6
PA
7
PA
8
PA
9
P
A10
P
A12
SPRXD
SPTXD
SPCLK
PB3
PB5
PB6
PB7
TIN1
T
OUT2
TEST
FRNTPNL
AUDIOLEV1
AUDIOLEV2
AUDIOCNTRL
TINSEL0
TINSEL1
ADAC &
D
ATA
SELECT
FRONT
P
ANEL
POTS
TIN1
TINSEL0
TINSEL1
SPRXD
SPTXD
SPCLK
FRNTPNL
FRONT
P
ANEL
SWITCHES AND
LEDS
DIGIT
ALL
Y
CONTROLLED
POTS
SPTXD
SPCLK
AUDIOLEV2
DIGIT
ALL
Y
CONTROLLED
POTS
SPCLK
SPTXD
AUDIOLEV1
ANNOUNCE
T
ONE
FIL
TER
ANNOUNCE
T
ONE
OUTPUT
T
O
AUDIO
AP
TEST
POR
T
SPRXD
SPTXD
SPCLK
TEST
SPI SERIAL
DA
T
A
BUS
ADAC CONTROL
DTMF
GENERA
T
OR
SPI 8 BIT
SHIFT
OUT
REG
SPI 8 BIT
SHIFT
IN REG
MUTE RELA
Y
AUX RELA
Y
T
ALK ENABLE
SA
ENABLE
LOGIC IN 1
LOGIC IN 2
HEAD SENSE
SPI 8 BIT
SHIFT
OUT
REG
INTERNAL
IN/OUT
CONTROL
REGISTERS UNDER SPI CONTROL
SPITXD
SPICLK
AUDIOCNTRL
SPICLK
AUDIOCNTRL
SPICLK
AUDIOCNTRL
SPIRXD
AUDIOLEV3
FPSTRB
DIGIT
ALL
Y
CONTROLLED
POTS
SPTXD
SPCLK
AUDIOLEV3
SPK
SPK
EAR 1
EAR 1
EAR 2
EAR 2
INTERCOM VOLUME
PROGRAM VOLUME
MISC. CONTROLS
P
ANEL
MIC
HEAD MIC
SIDE
EAR 1
SIDE
EAR 2
Содержание ICS-2003
Страница 1: ...INTERCOM STATION I N S T R U C T I O N M A N U A L ICS 2003 ...
Страница 4: ...I C S 2 0 0 3 I N T E R C O M S T A T I O N i i ...
Страница 49: ...I C S 2 0 0 3 I N T E R C O M S T A T I O N 3 1 5 Figure 16 Assembly Drawing ICS 2003 Front Panel PCB Rev B ...
Страница 56: ...I C S 2 0 0 3 I N T E R C O M S T A T I O N 3 2 2 ...
Страница 61: ...I C S 2 0 0 3 I N T E R C O M S T A T I O N 3 2 7 ...
Страница 65: ...I C S 2 0 0 3 I N T E R C O M S T A T I O N 4 4 ...