AN2527 Freescale Semiconductor / Motorola, AN2527 Datasheet - Page 11

• Manufacturer Part Number: AN2527
• Description: DC Motor with Dead-Time Correction - XOR version TPU Function Set
• Manufacturer: Freescale Semiconductor / Motorola

Performance
MOTOROLA DC Motor with Dead-Time Correction – XOR version TPU Function Set (DCmDtXor)
dc
current
T
DT
CPU14
sync_presc_addr
fault_pinstate
Other parameters are just for TPU function inner use.
Freescale Semiconductor, Inc.
Table 7. DCmDtXor_C and DCmDtXor_T parameter description
For More Information On This Product,
Parameter
State
ST
SF
Go to: www.freescale.com
Table 8. DCmDtXor_T State Statistics
16-bit fractional
0 or 1
16-bit unsigned integer
16-bit unsigned integer
16-bit unsigned integer
8-bit unsigned integer
0 or 1
Parameters written by CPU
Parameters written by TPU
Max IMB Clock Cycles
Format
2
2
duty-cycle ratio in the range
0 ... positive motor current
1 ... negative motor current
PWM period in number of TCR1
Dead-time in number of TCR1
Time of 14 IMB clocks in TCR1
address of synchronization
$0 if no synchronization channel
If fault channel is used, state of
<–1,1)
TPU cycles
TPU cycles
clocks.
channel prescaler parameter:
$X4,
where X is synchronization
channel number.
is used.
fault pin:
0 ... low
1 ... high
RAM Accesses by TPU
Detailed Function Description
Description
1
0
AN2527/D
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