122-32000 Parallax Inc, 122-32000 Datasheet - Page 219

• Manufacturer Part Number: 122-32000
• Description: MANUAL PROPELLER
• Manufacturer: Parallax Inc

Specifications of 122-32000

• Accessory Type: Manual
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: Propeller Education (PE) Kit
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

FRQA, FRQB
Counter A and Counter B frequency registers.
((PUB ┆ PRI))
((PUB ┆ PRI))
Returns: Current value of Counter A or Counter B Frequency Register, if used as a source
variable.
Explanation
FRQA
behavior of a cog’s Counter Modules. Each cog has two identical counter modules (A and B)
that can perform many repetitive tasks.
accumulated into the
into the
Using FRQA and FRQB
FRQA
example:
The above code sets
register, this value in
the System Clock and the primary and/or secondary I/O pins. See
more information.
FRQA
FRQB
FRQA := $00001AFF
and
and
PHSB
FRQB
FRQB
register. See
are two of six registers (
can be read/written just like any other register or pre-defined variable. For
FRQA
PHSA
FRQA
to $00001AFF. Depending on the CTRMODE field of the
may be added into the
register. The
CTRA, CTRB
4: Spin Language Reference –
on page 204 for more information.
CTRA
FRQB
,
The
CTRB
register contains the value that is accumulated
,
PHSA
FRQA
FRQA
register at a frequency determined by
,
register contains the value that is
FRQB
,
Propeller Manual v1.0 · Page 219
PHSA
CTRA, CTRB
, and
PHSB
on page 204 for
) that affect the
CTRA