Figure 26 Serial To Parallel Converter Parallel Port Signals; Table 9 Serial To Parallel Converter Serial Port Signals - PerkinElmer Photovac 2020 Manual

The pin assignments for all serial port signals are listed below.
Pin #
1
2
3
6
7
20
Table 9
NOTE: A DB-25, female connector is sometimes a parallel port. Do not
connect the serial port of the converter to a parallel port.
Figure 26
Name I/O Parallel
to Serial
Frame —
Ground
TXD Out
RXD In
DSR In
GND —
DTR —
Serial to Parallel Converter Serial Port Signals
Strobe
Data Bit 0
Data Bit 1
Data Bit 2
Data Bit 3
Data Bit 4
Data Bit 5
Data Bit 6
Data Bit 7
Acknowledge
Busy
Paper End
Printer Select
Select Input
Error
Auto Feed
Serial to Parallel Converter Parallel Port
Troubleshooting
I/O Serial to
Paralle l
—
Out
In
—
—
Out
Initialize
Signals
147