AN2514 Freescale Semiconductor / Motorola, AN2514 Datasheet - Page 20

• Manufacturer Part Number: AN2514
• Description: 3-Phase Sine Wave Generator TPU Function Set
• Manufacturer: Freescale Semiconductor / Motorola

AN2514/D
Performance
20
center_time
center_time
NOTE:
S1
S1
T
T
There is one limitation. The absolute value of parameter move has to be less
than a quarter of the PWM period T.
Execution times do not include the time slot transition time (TST = 10 or 14 IMB
clocks)
3-Phase Sine Wave Generator TPU Function Set (3Sin)
S2
S2
Freescale Semiconductor, Inc.
prescaler
presc_copy
Other parameters are just for TPU function inner use.
Parameter
For More Information On This Product,
State
INIT
Figure 8. 3Sin_sync timing
S1
S2
S3
Go to: www.freescale.com
Table 13. 3Sin_sync parameter description
16-bit unsigned integer
16-bit unsigned integer
Table 14. 3Sin_sync State Statistics
center_time
center_time
S3
S3
T
T
Parameters written by TPU
Format
Max IMB Clock Cycles
move
12
12
16
8
T
4
The number of PWM periods per
– use in case of synchronized
The number of PWM periods per
– use in case of asynchronized
synchronization pulse
prescalers change
synchronization pulse
prescalers change
RAM Accesses by TPU
Description
center_time
center_time
S1
S1
T
T
5
6
3
7
MOTOROLA
S2
S2