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Individual Instruction Descriptions
4-105
Assembly Language Instructions
4.14.22 INS Input From Port Into String
Syntax
[label] name src, src1
Clock,
clk
Word,
w
With RPT,
clk
Class
INS A
n
[~],
port6
n
S
+2 1 n
R
+2 6b
Execution
dest
⇐ content of
port6
PC ⇐ PC + 1
Flags Affected
dest
is A
n:
OF, SF, ZF, CF are set accordingly
Opcode
Instructions 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
INS A
n
[~],
port6
1 1 1 0 1 1 1 A
n port6
0 ~A
Description Input string from same port,
port6
, to accumulator string. Strings can be input
to accumulators from one of 64 port addresses. In this instruction,
port6
is
sampled n
S
+2 times. The first sample is stored in the lowest order accumula-
tor of the string and the last sample is stored in the highest order accumulator
of the string.
See Also IN, OUT, OUTS
Example 4.14.22.1 INS A2, 0
Input string starting from port 0 to accumulator string.