Conrad C-Control Pro Mega Series, Manual

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215 C-Control Pro Mega Series
© 2008 Conrad Electronic
Table prescaler:
Prescaler Time Base (duration of a tick)
PS0_1 (1) 135,6 ns
PS0_8 (2) 1,085 µs
PS0_32 (3) 4,340 µs
PS0_64 (4) 8,681 µs
PS0_128 (5) 17,36 µs
PS0_256 (6) 34,72 µs
PS0_1024 (7) 138,9 µs
6.19.34 Timer_T3FRQX
Timer Functions
Syntax
void Timer_T3FRQX(word period,word skew,byte PS);
Sub Timer_T3FRQX(period As Word,skew As Word,PS As Byte)
Description
This function initializes Timer3 for frequency generation. Parameters are period duration, prescaler and
phase shift,see table. The output signal is generated at PortE.3 (X1_13) und PortE.4 (X1_12). The
frequency generation is started automatically. There is an extended prescaler definition for the Mega128,
see table. The phase shift must be smaller than half the period.
Parameter
period period duration
skew phase shift
PS prescaler (table
prescaler )
6.19.35 Timer_T3GetCNT
Timer Functions
Syntax
word Timer_T3GetCNT(void);
Sub Timer_T3GetCNT() As Word
Description