MC9S12XDP512CFU
Model | MC9S12XDP512CFU |
Description | 16-BIT, FLASH, 40MHz, MICROCONTROLLER, PQFP80 |
PDF file | Total 1348 pages (File size: 8M) |
Chip Manufacturer | PHILIPS |
Chapter 7 Enhanced Capture Timer (S12ECT16B8CV2)
7.3.2.8
R
W
Reset
Timer Control Register 1/Timer Control Register 2 (TCTL1/TCTL2)
7
6
5
4
3
2
1
0
OM7
0
OL7
0
OM6
0
OL6
0
OM5
0
OL5
0
OM4
0
OL4
0
Figure 7-11. Timer Control Register 1 (TCTL1)
7
6
5
4
3
2
1
0
R
W
Reset
OM3
0
OL3
0
OM2
0
OL2
0
OM1
0
OL1
0
OM0
0
OL0
0
Figure 7-12. Timer Control Register 2 (TCTL2)
Read or write: Anytime
All bits reset to zero.
Table 7-9. TCTL1/TCTL2 Field Descriptions
Field
OM[7:0]
7, 5, 3, 1
OL[7:0]
6, 4, 2, 0
Description
OMx — Output Mode
OLx — Output Level
These eight pairs of control bits are encoded to specify the output action to be taken as a result of a successful
OCx compare. When either OMx or OLx is one, the pin associated with OCx becomes an output tied to OCx.
See
Table 7-10.
Table 7-10. Compare Result Output Action
OMx
0
0
1
1
OLx
0
1
0
1
Action
Timer disconnected from output pin logic
Toggle OCx output line
Clear OCx output line to zero
Set OCx output line to one
NOTE
To enable output action by OMx and OLx bits on timer port, the
corresponding bit in OC7M should be cleared.
MC9S12XDP512 Data Sheet, Rev. 2.21
324
Freescale Semiconductor