GE Transportation Systems Global Signaling LLC GS12RII-V1 Manuel D’Utilisation
COE Communications Engineering Document
Author:
Keith Gilbertson
Rev:
A
Date:
3/08/02
Pag
e:
28
of
33
GE
TRANSPORTATION
SYSTEMS
SYSTEMS
GLOBAL SIGNALING DIVISION
Title:
12RII FCC TECHNICAL MANUAL
11. Block
Diagram
U15
SPK1+
SPK1-
EN
SP1
U16
SPK2+
SPK2-
EN
SP2
T1
J4
P1
P2
P2
S1
S2
S2
SPK2+
SPK2-
PAUD
SPK2-
PAUD
J1A
PA0
PA3
PA2
PA1
PA4 PA5 PA6 PA7
PB2
PB1
PB0
PB3 PB4 PB5 PB6 PB7
PE2
PE1
PE0
PE3 PE4 PE5 PE6 PE7 BEN PCLK
J1B
PC0
PC3
PC2
PC1
PC4 PC5 PC6 PC7
PD2
PD1
PD0
PD3 PD4 PD5 PD6 PD7 STAT
RADIO PROCESSOR MODULE
+5V
PC
J11-TXRX
SQL
RSSI
TV
DET
KEY
CK
ES
MO
MB
DT
CP
EP
UL
B+
COM
+8V
B+
+8V
COM
PC
TV
RSSI
SQL
DET
KEY
CK
ES
DT
MB
MO
CP
EP
UL
REM-MIC
J6-ACC/REM
I/O-1
REM-PTT
REM-AUD
I/O-2
SPK+
SPK-
B+
COM
COM
AUD2
REMPTT
IO-1
IO-2
SPKR2+
SPKR2-
J7-FPB/CH1
CH1-MIC
485-B
485-A
CH1-AUD
SPK1+
SPK1-
IO-3
IO-4
COM
B+
IO-4
IO-3
SPKR1-
SPKR1+
485-B
485-A
AUD1
MIC1
COM
J8-CH2
CH2-MIC
485-B
485-A
CH2-AUD
SPKR2+
SPKR2-
IO-1
IO-2
COM
B+
IO-2
IO-1
SPKR2-
SPKR2+
485-B
485-A
AUD2
MIC2
COM
LOGIC INPUTS
HSPTT
HSHK
REMPTT
CHRTN
5V
HPTT
CHR
HK
RPTT
3-STATE INPUTS
CH1
CH2
CH3
CH4
5V
ACH1
ACH3
ACH2
ACH4
ACH1
ACH4
ACH3
ACH2
CK
SDI
SDO
485-EN
485-TX 485-RX
RE
D
R
LT1785
OE
A
B
485-A
485-B
485-TX
485-RX
485-EN
T1I
R1O
MAX202
T1O
R1I
T2I
R2I
T2O
R2O
232-TXD1
232-TXD2
232-RXD1
232-RXD2
TXD1
RXD1
TXD2
RXD1
J2-HS/PGM
HS-MIC
HS-HK
HS-PTT
HS-AUD
RXD1
TXD1
B+
COM
COM
HSHK
HSPTT
HSAUD
232-TXD1
232-RXD1
J5-REM
IO-3
IO-4
PWRAUD
CH3
CH2
CH1
CH4
CHRTN
IO-3
IO-4
PAUD
CH1
CHRTN
CH4
CH3
CH2
TXD2
RXD2
232-TXD2
232-TXD2
TXD1
TXD2
RXD1
RXD2
SCL
SDA
24C64
SCL
SDA
SCL
SDA
LM75
T
M
P
M
P
SCL
SDA
SCL
SDA
CP DT EP UL
CS1
CS2
CK
SDI
SDO
CK
SDI
SDO
CS3
CK
SDI
CS4
CK
SDI
CS5
CK
SDI
CS6
CK
SDI
SDO
CS7
J3-PSB
+5V COM
B+ +8V
CS1
CS7
CS6
CS5
CS4
CS3
CS2
INT0
INT0
INT0
INT0
INT0 INT1
IRQ
LOGIC I/O
IO-1
IO-2
IO-3
IO-4
1
2
8
8574
SCL
SDA
INT1
SDA
SCL
SQL
RSSI
B+
8V
RPTT
HPTT
HK
CHR
KEY
SP1EN SP2EN
CK SDI SDO
De-emphasis
Pre-emphasis
HSMIC
MIC1
MIC2
MB
MO
PC
TV
SP1EN
SP2EN
SUB-AUD
SUB-AUD
DET
AUD2
HSAUD
AUD1
J9 HOT
DET
CH1SEL
KEY
MOD
CH3SEL
CH2SEL
DET2
PC2
KEY2
MOD2
CDET
DAOUT2
MOD2
KEY2
MSK-CD
PC2 CDET
MSK-CD
ES
SP1EN SP2EN
B+
B+
B+
DAOUT2
CH 2
CH 3
MX029
CH 1
SERCLK
DATA
LE
A
B
A
1
2
3
1
2
U17-A
U12-A
U7-A
U7-B
CH 2
CH 3
MX029
CH 1
SERCLK
DATA
LE
A
B
A
1
2
3
1
2
U9-A
CH 2
CH 3
MX029
CH 1
SERCLK
DATA
LE
A
B
A
1
2
1
3
2
U10-A
Demod In
MSK Rx
Anti
Alias
Filter
Vol.
Atten.
Mod. 2
Atten.
Mod. 1
Atten.
Sum
Amp
Amp
Mic
RX
MX829 Audio Processor
Audio Filters &
Audio Limiter
Control Interface
CLK
CD
RD
IRQ
CS
DTMF
Encoder
MSK Tx
Amp2
Mod2 En
En
En
Mic/Demod
En
En
En
BW
CD
U13
Rx Amp
Tone
Gen.
Sub-Audio
BPF
Mod. 2
Atten.
Mod. 1
Atten.
Sum
Amp
Amp
MX828 Sub-Audio Processor
Audio BPF &
6dB attenuator
Control Interface
CLK
CD
RD
IRQ
CS
Sub-Audio
Decoders
Amp2
Mod2 En
En
Sub-Aud
Gen.
Comp.
DAC
Tone
Decoder
U14
A/D
MX839
D/A
IRQ
CS
RD
CLK
CD
U3
A/D
MX839
D/A
IRQ
CS
RD
CLK
CD
U6
DET2
Mic
Term.
Mic
Term.
MIC2