AN2514 Freescale Semiconductor / Motorola, AN2514 Datasheet - Page 12

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

AN2514/D
12
3-Phase Sine Wave Generator TPU Function Set (3Sin)
Channel
Ampl
Theta
dTheta
T
prescaler
DT
MPW
sync_presc_addr
Freescale Semiconductor, Inc.
For More Information On This Product,
Parameter
Table 8. 3Sin_top and 3Sin_bottom parameter description
Table 7. 3Sin_top and 3Sin_bottom Parameter RAM
Go to: www.freescale.com
Parameter 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
0
1
2
3
4
5
6
7
16-bit fractional
32-bit fractional
32-bit fractional
16-bit unsigned integer
16-bit unsigned integer
16-bit unsigned integer
16-bit unsigned integer
8-bit unsigned integer
Parameters written by CPU
Format
LHtime_CB
HLtime_CB
Stator Reference Voltage Vector
Stator Ref. Voltage Vector angle
Stator Reference Voltage Vector
PWM period in number of TCR1
The number of PWM periods
Dead-time in number of TCR1
Minimum pulse width in number
address of synchronization
$0 if no synchronization channel
max_ht
Fchan
amplitude,
positive values only!
range <–1, 1) corresponds to
<–180
angle increment
range <–1, 1) corresponds to
<–180
TPU cycles
per reload of new values
TPU cycles
of TCR1 TPU cycles. See
Performance
channel prescaler parameter:
$X4,
where X is synchronization
channel number.
is used.
MPW
DT
°
°
, 180
, 180
Description
°
°
)
)
for details.
MOTOROLA