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137
STR-DA9000ES
•
DIGITAL BOARD IC2701 TMP87C447U-1F23 (SUB SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
STAT0
O
M-BUS status output to the main system controller
2
CARRIER-OUT
O
SIRCS signal on/off control signal output terminal
3
FLASH
I
Not used
4
MBUS
I
Not used
5
CTRL-LATCH
I
Serial data latch pulse signal input from the main system controller
6, 7
—
—
Not used
8
SIRSTS
O
Not used
9
—
—
Not used
10
SIRCS-INPUT
I
SIRCS signal input terminal
11
A1-OUT
O
SIRCS signal output for CONTROL A1II
12
A1-IN
I
SIRCS signal input for CONTROL A1II
13
GND
—
Ground terminal
14
RESET
I
System reset signal input from the reset signal generator “L”: reset
For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”
15
XIN
I
System clock input terminal (7.28 MHz)
16
XOUT
O
System clock output terminal (7.28 MHz)
17
GND
—
Ground terminal
18
VDD
—
Power supply terminal (+5V)
19
RESETC
O
Reset signal output to the main system controller
20
RESETN
O
Not used
21
OUTHI1
O
Not used
22
OUTLO1
O
Not used
23
OUTHI2
O
Model distination signal output to the main system controller
24
OUTLO2
O
Model distination signal output to the main system controller
25
ENDFLG
I
End flag input from the main system controller
26
UARTIN
I
Serial data input from the RS-232C
27 to 32
—
—
Not used
33
SIRCS-OUT
O
SIRCS signal output terminal
34 to 36
—
—
Not used
37
MBUS_TV
I
Not used
38
MBUS_V2
I
Not used
39
MBUS_V1
I
Not used
40
VDD
—
Power supply terminal (+5V)
41 to 44
STAT4 to STAT1
O
M-BUS status output to the main system controller