MC9S12XDT512CAA Freescale, MC9S12XDT512CAA Datasheet - Page 550
MC9S12XDT512CAA
Manufacturer Part Number
MC9S12XDT512CAA
Description
Manufacturer
Freescale
Datasheet
1.MC9S12XDT512CAA.pdf
(1348 pages)
Specifications of MC9S12XDT512CAA
Cpu Family
HCS12
Device Core Size
16b
Frequency (max)
40MHz
Interface Type
CAN/I2C/SCI/SPI
Total Internal Ram Size
32KB
# I/os (max)
59
Number Of Timers - General Purpose
12
Operating Supply Voltage (typ)
2.5/5V
Operating Supply Voltage (max)
2.75/5.5V
Operating Supply Voltage (min)
2.35/3.15V
On-chip Adc
8-chx10-bit
Instruction Set Architecture
CISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
80
Package Type
PQFP
Program Memory Type
Flash
Program Memory Size
512KB
Lead Free Status / RoHS Status
Compliant
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Chapter 13 Periodic Interrupt Timer (S12PIT24B4CV1)
13.3.0.9
Read: Anytime
Write: Has no meaning or effect
550
Reset
Reset
Reset
Reset
PCNT[15:0]
Field
W
W
W
W
15:0
R PCNT
R PCNT
R PCNT
R PCNT
15
15
15
15
15
15
15
15
0
0
0
0
PIT Count Bits 15-0 — These bits represent the current 16-bit modulus down-counter value. The read access
for the count register must take place in one clock cycle as a 16-bit access.
PIT Count Register 0 to 3 (PITCNT0–3)
PCNT
PCNT
PCNT
PCNT
14
14
14
14
14
14
14
14
0
0
0
0
PCNT
PCNT
PCNT
PCNT
13
13
13
13
13
13
13
13
0
0
0
0
PCNT
PCNT
PCNT
PCNT
12
12
12
12
12
12
12
12
0
0
0
0
Figure 13-15. PIT Count Register 0 (PITCNT0)
Figure 13-16. PIT Count Register 1 (PITCNT1)
Figure 13-17. PIT Count Register 2 (PITCNT2)
Figure 13-18. PIT Count Register 3 (PITCNT3)
Table 13-9. PITCNT0–3 Field Descriptions
PCNT
PCNT
PCNT
PCNT
MC9S12XDP512 Data Sheet, Rev. 2.21
11
11
11
11
11
11
11
11
0
0
0
0
PCNT
PCNT
PCNT
PCNT
10
10
10
10
10
10
10
10
0
0
0
0
PCNT
PCNT
PCNT
PCNT
9
0
9
0
9
0
9
0
9
9
9
9
Description
PCNT
PCNT
PCNT
PCNT
8
0
8
0
8
0
8
0
8
8
8
8
PCNT
PCNT
PCNT
PCNT
7
0
7
0
7
0
7
0
7
7
7
7
PCNT
PCNT
PCNT
PCNT
6
0
6
0
6
0
6
0
6
6
6
6
PCNT
PCNT
PCNT
PCNT
5
0
5
0
5
0
5
0
5
5
5
5
PCNT
PCNT
PCNT
PCNT
4
0
4
0
4
0
4
0
4
4
4
4
PCNT
PCNT
PCNT
PCNT
Freescale Semiconductor
3
0
3
0
3
0
3
0
3
3
3
3
PCNT
PCNT
PCNT
PCNT
2
0
2
0
2
0
2
0
2
2
2
2
PCNT
PCNT
PCNT
PCNT
1
0
1
0
1
0
1
0
1
1
1
1
PCNT
PCNT
PCNT
PCNT
0
0
0
0
0
0
0
0
0
0
0
0
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