122-32000 Parallax Inc, 122-32000 Datasheet - Page 178
122-32000
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
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These two declarations set the clock mode for an external medium-speed crystal, no Clock
PLL multiplier, and a System Clock frequency of 10 MHz.
automatically set to 10 MHz, as well, because of these declarations.
_CLKFREQ vs CLKFREQ
_CLKFREQ
System Clock frequency at startup whereas
System Clock frequency. In other words,
and
value but they certainly can be different.
Page 178 · Propeller Manual v1.0
_CLKMODE = XTAL2
_CLKFREQ = 10_000_000
CLKFREQ
is related to, but not the same as,
is the current System Clock frequency; they both may happen to be the same
– Spin Language Reference
_CLKFREQ
CLKFREQ
CLKFREQ
is the original System Clock frequency
.
is a command that returns the current
_CLKFREQ
contains the application’s
The
_XINFREQ
value is
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