13
Mahr GmbH • Multimar 25 EWR
Pin No.
Function
1
2
Txd
Data output
3
Rxd
-Vdd
4
DTR
Request
5
I
N.C.
6
N.C.
7
RTS +Vdd
8
N.C.
9
N.C.
Pin No. I/O
Function
1
GND
2
O
DATA
3
O
CLOCK
4
O
READY
5
I REQUEST
6
N.C.
7
N.C.
8
N.C.
9
N.C.
10
N.C.
Digimatic
Data cable 16 EXd
Order no. 4102411
Opto RS232C
Data cable 16 EXr
Order no. 4102410
Datenübertragungsformat:
Electronic circuit for output:
DATA+CLOCK
Electronic circuit for input:
/REQUEST
/READY
DATA
/REQUEST
DATA
CLOCK
T5 T1 T2 T3 T4
T7
T6
172 ms ≤ T1
≤ 338 ms
66 µs ≤ T2
≤ 120 µs
T3
= 104 µs
66 µs ≤ T4
≤ 144 µs
T5
= depends on the performance of the
data processing unit
T6
≥ 408 ms
189 ms ≤ T7
≤ 355 ms
10 9
2 1
1 6
5 9
decimal point
X.X.X.X.X X
Sequence
sign
+: 0(0000)
-: 8(0001)
unit
mm: 0(0000)
inch: 1(1000)
MSD
LSD
alle
“F” (1111)
3V
3V
R2
R1
C1
CMOS
R1 = 600 K - 800 K
R2 = 910 K
C1 = 1 nF
U
max
: 25 V
I
max
: 150 mA
GND
Meas. data
Transmission parameter:
1 startbit; 7 bit databits; even
parity; 2 stopbits; 4800 bauds
100 ms
≤ T1 ≤ 1000 ms
15 ms
≤ T2 ≤ 160 ms
35 ms
≤ T3 ≤ 40 ms
300 ms
≤ T4
+Vdd
DataRequest(DTR)
DataOut(TxD)
t
-Vdd
t
+Vdd
-Vdd
Data transmission by request
of peripheral equipment
Data transmission via DATA
button on the cable
(see
picture page 12,on the right,
bottom side).
Data in ASCII format:
Unit:
[mm]:
[inch]:
SIGN D0 D1 D2
.
D3 D4 CR
SIGN D0 D1
D2
.
D3 D4
CR
D5
via
RS232
port of the peripheral equipment
Power supply:
+ VDD
von
RTS
- VDD
von
TxD
2 (0100)
3 (1100)
4 (0010)
5 (1010)
O
= Output
I
= Input
Содержание Multimar 25 EWR
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