Fig. 1-11. Serial Interface Connector - Epson LQ-1050 Technical Manual

- - - - - -
( -v)
- - - - - - - - - - - - - - - - - - - - -
[ -v]
( +
( -v)
—
( –v)
NOTES: 1.
The value of "T" varies according to the input data.
2. The word structure of serial data
+ 1 or more stop bit.
Error Detection
Connector
Start
Bit
Data Bit
Start
Bit
X-ON/X-OFF
Fig. 1-10. Serial
Parity error:
Overrun error: Ignored
Framing error: Ignored
6-pin DIN connector (See Figure 1-1 1.)

Fig. 1-11. Serial Interface Connector

Data Bit
Stop Bit
Protocol
start bit + 8 data
is 1
Data Transmission Timing
NC
Chassis GND
Signal GND
1
I
1-15
Stop Bit
-T' "
1-
bits + parity (Odd, Even, or none)