MC9S12E128CPV Freescale Semiconductor, MC9S12E128CPV Datasheet - Page 140
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
Available stocks
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Part Number:
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Chapter 3 Port Integration Module (PIM9E128V1)
3.3.2.5
Read: Anytime. Write: Anytime.
This register configures whether a pull-up or a pull-down device is activated on configured input or
wired-or output pins. If a pin is configured as push-pull output, the corresponding Pull Device Enable
Register bit has no effect.
3.3.2.6
Read: Anytime. Write: Anytime.
The Port M Polarity Select Register selects whether a pull-down or a pull-up device is connected to the
pin. The Port M Polarity Select Register is effective only when the corresponding Data Direction Register
bit is set to 0 (input) and the corresponding Pull Device Enable Register bit is set to 1.
140
PERM[7:3,
PPSM[7:3,
7:3, 1:0
7:3, 1:0
Reset
Reset
Field
Field
1:0]
1:0]
W
W
R
R
PERM7
PPSM7
Pull Device Enable Port M
0 Pull-up or pull-down device is disabled.
1 Pull-up or pull-down device is enabled.
Pull Select Port M
0 A pull-up device is connected to the associated port M pin.
1 A pull-down device is connected to the associated port M pin.
Port M Pull Device Enable Register (PERM)
Port M Polarity Select Register (PPSM)
0
0
7
7
= Reserved or Unimplemented
= Reserved or Unimplemented
PERM6
PPSM6
Figure 3-14. Port M Pull Device Enable Register (PERM)
0
0
6
6
Figure 3-15. Port M Polarity Select Register (PPSM)
Table 3-11. PERM Field Descriptions
Table 3-12. PPSM Field Descriptions
PERM5
PPSM5
MC9S12E128 Data Sheet, Rev. 1.07
0
0
5
5
PERM4
PPSM4
0
0
4
4
Description
Description
PERM3
PPSM3
0
0
3
3
0
0
0
0
2
2
PERM1
PPSM1
Freescale Semiconductor
0
0
1
1
PERM0
PPSM0
0
0
0
0
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