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There are three ways to output data:
l
PRINT function:
Press the MOD key (this method
can be inhibited
with
operating
parameter
P86l: 01
l
Input the command
STX (CTRL Bl over the RXD input; 01
l
Input a latch command
over the D-sub connection
EXT.
A connecting
cable (to a PC, for example)
is available
from HEIDENHAIN
WNr.
274 545 ..I; cable length up to 20 m 66 ft).
Operating
parameters
for data cutput:
P50, P51
Wiring
and pin layout
CHASSIS
GND: Chassis Ground; TXD: Transmitted
Data, RXD: Received
Data,
RTS: Request To Send, CTS: Clear To Send: DSR: Data Set Ready; SIGNAL
GND:
Signal Ground;
DTR: Data Terminal
Ready
Signals
Signal
level "active"
Signal
level "not active"
TXD, RXD
-3vto-15V
+3Vto+15V
RTS, CTS, DSR, DTR
+3vto+15v
-3 v to -15 v
Data transfer
format
and control
characters
Format
ASCII code
Data word
1 start bit, 7 data bits, parity bit (even parity), 2 stop bits
Control
characters
Call measured
value: STX (CTRL 6). interrupt
DC3 (CTRL S),
iewme
DC1 ICTRL Qi
sequence
Enquire error message:
ENQ (CTRL Ei
l
Sign
l
Numerical
value with up to 2 decimal
points
l
Blank space (or ? for error)
l
Comparison
result (<, >, =; ? if P18 > P191 01 blank space
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1 blank space
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Carriage
return
l
Line feed
Storage
and transfer
times
The duration
of data transfer
depends
on the selected
baud rate and the number
of
additional
line feeds. Display of degrees,
minutes
and seconds
increases
the storage
and transfer times.
Latch signal
STX ICTRL Bl EXT (pulse)
EXT (contact)
PRINT
Storage time
<I
ms
Sl
I.ls
< 5 ms
<42ms
Transfer time
<44ms
<44ms
<48ms
S85ms
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