122-32000 Parallax Inc, 122-32000 Datasheet - Page 178

• 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

CON
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