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B4
Blank
The B4 command blanks trace B and stops the sweep; the trace is not updated.
When I34 is executed, the contents of trace B are stored in display memory addresses 1025 through 2025. B4
writes the instruction word 1072 *
B4 is executed.
or label, you may wish to save its contents before executing
used
B4.
k
For additional information, refer to Appendix A. The functions of the B4 command and front panel m key are
identical. (See BLANK, A4, KSk, and TRSTAT.)
718; "B4;"
OUTPUT
1072 is a machine instruction word that sets addresses 1025 through 2047, and then skips to the next page of memory.
l
P r o g r a m m i n g 4 9
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