45181 Parallax Inc, 45181 Datasheet - Page 139
45181
Manufacturer Part Number
45181
Description
SX TECH TOOL KIT NO POWER
Manufacturer
Parallax Inc
Series
SXr
Type
Microcontrollerr
Datasheet
1.45180.pdf
(184 pages)
Specifications of 45181
Contents
SX Book, SX Key, SX Tech Board, Samples, Resonators, Cable and Manual
Product
Microcontroller Basic Stamps
Operating Supply Voltage
5 V
For Use With/related Products
SX MCUs
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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RL
Operation: dest is rotated left one bit. On entry, C must hold the value to be shifted into the least-significant bit of
RR
Operation: dest is rotated right one bit. On entry, C must hold the value to be shifted into the most-significant bit of
SB
Operation: If src_bit is set, the following instruction word is skipped.
Note:
SC
Operation: If C is set, the following instruction word is skipped.
Note:
1) RL
1) RR
1) SB
1) SC
Command
Command
Command
Command
dest
fr
the dest value. On exit, C will hold the previous most-significant bit of the dest value. The MOV W,<<fr
command is similar to RL fr, except the result is moved to W, and fr keeps its original contents.
dest
fr
the dest value. On exit, C will hold the previous least-significant bit of the dest value. The MOV W,>>fr
command is similar to RR fr, except the result is moved to W, and fr keeps its original contents.
src_bit
op.bit
Only one word is skipped by this instruction. To avoid strange results, make sure that any instruction
following SB is a single-word instruction.
Only one word is skipped by this instruction. To avoid strange results, make sure that any instruction
following SC is a single-word instruction.
Words
Words
Words
Words
1
1
1
1
1 or 2 (skip)
1 or 2 (skip)
(4 or 8)
(4 or 8)
Cycles
Cycles
Cycles
Cycles
1 (4)
1 (4)
13 Appendix C: SX Instruction Set
SX-Key/Blitz Development System Manual 2.0 Parallax, Inc. Page 139
Affects
Affects
Affects
Affects
fr, C
fr, C
PC
PC
0011 011f ffff RL fr
0011 001f ffff RR fr
0111 bbbf ffff SB op.bit
0111 0000 0011 SC
Skip if src_bit is set
Skip if carry is set
Coding
Coding
Coding
Coding
Rotate dest right
Rotate dest left
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