MC9S12E128CPV Freescale Semiconductor, MC9S12E128CPV Datasheet - Page 336
MC9S12E128CPV
Manufacturer Part Number
MC9S12E128CPV
Description
Microcontrollers (MCU) 16 Bit 16MHz
Manufacturer
Freescale Semiconductor
Datasheet
1.MC9S12E128CPV.pdf
(606 pages)
Specifications of MC9S12E128CPV
Data Bus Width
16 bit
Program Memory Type
Flash
Program Memory Size
128 KB
Data Ram Size
8 KB
Interface Type
SCI, SPI
Maximum Clock Frequency
25 MHz
Number Of Programmable I/os
92
Number Of Timers
16 bit
Operating Supply Voltage
3.135 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
LQFP-112
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit
On-chip Dac
8 bit, 2 Channel
Lead Free Status / Rohs Status
No RoHS Version Available
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Quantity
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Part Number:
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Chapter 11 Pulse Width Modulator with Fault Protection (PMF15B6CV2)
11.3.2.7
Read and write anytime.
11.3.2.8
Read anytime. This register cannot be modified after the WP bit is set.
336
Module Base + 0x0006
Module Base + 0x0007
FFLAG[3:0]
QSMP[3:0]
6, 4, 2, 0
Reset
Reset
Field
Field
7–0
W
W
R
R
Fault x Pin Flag — This flag is set after the required number of samples have been detected after a rising edge
on the FAULTx pin. Writing a logic one to FFLAGx clears it. Writing a logic zero has no effect. The fault protection
is enabled when FPINEx is set even when the PWMs are not enabled; therefore, a fault will be latched in,
requiring to be cleared in order to prevent an interrupt.
0 No fault on the FAULTx pin.
1 Fault on the FAULTx pin.
Note: Clearing FFLAGx satisfies pending FFLAGx CPU interrupt requests.
where x is 0, 1, 2 and 3.
Fault x Qualifying Samples — This field indicates the number of consecutive samples taken at the FAULTx pin
to determine if a fault is detected. The first sample is qualified after two bus cycles from the time the fault is
present and each sample after that is taken every four bus cycles. See
where x is 0, 1, 2 and 3.
PMF Fault Status Register (PMFFSTA)
PMF Fault Qualifying Samples Register (PMFQSMP)
0
0
0
7
7
QSMP3
Figure 11-11. PMF Fault Qualifying Samples Register (PMFQSMP))
= Unimplemented or Reserved
FFLAG3
0
0
6
6
Figure 11-10. PMF Fault Flag Register (PMFFSTA)
Table 11-9. PMFQSMP Field Descriptions
Table 11-8. PMFFSTA Field Descriptions
MC9S12E128 Data Sheet, Rev. 1.07
0
0
0
5
5
QSMP2
FFLAG2
0
0
4
4
Description
Description
0
0
0
3
3
QSMP1
FFLAG1
Table
0
0
2
2
11-10.
Freescale Semiconductor
0
0
0
1
1
QSMP0
FFLAG0
0
0
0
0
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