Agilent Technologies 8712ET Programmer's Manual page 216

Table 11-7
Port
Register
Number
15 0
15 1
15 2
15 3
9 0
NOTE
SCPI Command Summary
SCPI Device Command Summary
Writeable Ports
Outputs 8-bit data to the Cent_D0 through D7 lines of the
Centronics port. Cent_D0 is the least significant bit,
Cent_D7 is the most significant bit. Checks Centronics
status lines for:
• Out of Paper
• Printer Not on Line
• BUSY
• ACKNOWLEDGE
Sets/clears the user bit according to the least significant bit
of A. A least significant bit equal to 1 sets the user bit high.
A least significant bit of 0 clears the user bit.
Sets/clears the limit pass/fail bit according to the least
significant bit of A. A least significant bit equal to 1 sets the
pass/fail bit high. A least significant bit of 0 clears the
pass/fail bit.
Outputs 8-bit data to the Cent_D0 through D7 lines of the
Centronics port. Cent_D0 is the least significant bit,
Cent_D7 is the most significant bit. Does not check
Centronics status lines.
Outputs a byte to the serial port. The byte is output serially
according to the configuration for the serial port.
When using the WRITEIO(15,0) or WRITEIO(15,3) command, the
Printer_Select Line is set high. However, when the instrument is doing
hardcopy, the Printer_Select Line is set low. The Printer_Select line may
or may not be used by individual printers. Check with your printer
manual.
11-18
Description
Programmer's Guide