AN2529 Freescale Semiconductor / Motorola, AN2529 Datasheet - Page 13

• Manufacturer Part Number: AN2529
• Description: Standard Space Vector Modulation - XOR version TPU Function Set
• Manufacturer: Freescale Semiconductor / Motorola

MOTOROLA
Standard Space Vector Modulation – XOR version TPU Function Set (svmStdXor)
Ualfa, Ubeta
T
prescaler
DT
CPU14
SQRT3
sync_presc_addr
LD_OK
Sector
fault_pinstate
Other parameters are just for TPU function inner use.
Freescale Semiconductor, Inc.
Table 7. svmStdXor_T and svmStdXor_R parameter description
For More Information On This Product,
Parameter
Go to: www.freescale.com
Parameters written by both TPU and CPU
16-bit fractional
16-bit unsigned integer
16-bit unsigned integer
16-bit unsigned integer
16-bit unsigned integer
16-bit fractional
8-bit unsigned integer
1-bit
16-bit unsigned integer
0 or 1
Parameters written by CPU
Parameters written by TPU
Format
Stator Reference Voltage Vector
PWM period in number of TCR1
The number of PWM periods per
Dead-time in number of TCR1
Time of 14 IMB clocks in TCR1
sqrt(3)/2 = 0.866 = $6EDA
address of synchronization
$0 if no synchronization channel
0 ... CPU can update variables
1 ... TPU can read variables
CPU sets 1, TPU sets 0
The position of Stator Reference
If fault channel is used, state of
components
TPU cycles
reload of new values
TPU cycles
clocks.
constant
channel prescaler parameter:
$X4,
where X is synchronization
channel number.
is used.
Voltage Vector in a sector. The
Sector can be 1, 2, 3, 4, 5 or 6
fault pin:
0 ... low
1 ... high
Detailed Function Description
Description
AN2529/D
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