MK30DN512ZVLK10 Freescale Semiconductor, MK30DN512ZVLK10 Datasheet - Page 911

• Manufacturer Part Number: MK30DN512ZVLK10
• Description: ARM Microcontrollers - MCU KINETIS 512K SLCD
• Manufacturer: Freescale Semiconductor

Specifications of MK30DN512ZVLK10

• Core: ARM Cortex M4
• Processor Series: K30
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 50 MHz
• Program Memory Size: 512 KB
• Data Ram Size: 128 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 1.71 V to 3.6 V
• Operating Temperature Range: - 40 C to + 105 C
• Package / Case: LQFP-80
• Mounting Style: SMD/SMT

36.4.25.1 Quadrature Decoder Boundary Conditions
The following figures are examples of motor jittering which causes the FTM counter
transitions as indicated by these figures. It is expected to observe these behaviors in
motor position control applications.
Freescale Semiconductor, Inc.
Figure 36-254. FTM Counter Overflow in Down Counting for Quadrature Decoder Mode
FTM counter
CNTIN
0x0000
MOD
phase A
phase B
increment/decrement
FTM counter
Figure 36-255. Motor Position Jittering in a Mid Count Value
FTM counter
phase B
phase A
0x0000
CNTIN
MOD
K30 Sub-Family Reference Manual, Rev. 6, Nov 2011
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clear TOFDIR
set TOF
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clear TOFDIR
set TOF
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Chapter 36 FlexTimer (FTM)
Time
Time
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