Freescale Semiconductor Tower System Eval Kit for MC9S12GN32 TWR-S12GN32-KIT TWR-S12GN32-KIT Scheda Tecnica
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TWR-S12GN32-KIT
Timer Module (TIM16B8CV3)
MC9S12G Family Reference Manual,
Rev.1.23
764
Freescale Semiconductor
Write: Anytime.
23.3.2.10 Timer Interrupt Enable Register (TIE)
Read: Anytime
Write: Anytime.
Table 23-11. TCTL3/TCTL4 Field Descriptions
Note: Writing to unavailable bits has no effect. Reading from unavailable bits return a zero.
Field
Description
7:0
EDGnB
EDGnA
EDGnA
Input Capture Edge Control — These eight pairs of control bits configure the input capture edge detector
circuits.
circuits.
Table 23-12. Edge Detector Circuit Configuration
EDGnB
EDGnA
Configuration
0
0
Capture disabled
0
1
Capture on rising edges only
1
0
Capture on falling edges only
1
1
Capture on any edge (rising or falling)
Module Base + 0x000C
7
6
5
4
3
2
1
0
R
C7I
C6I
C5I
C4I
C3I
C2I
C1I
C0I
W
Reset
0
0
0
0
0
0
0
0
Figure 23-18. Timer Interrupt Enable Register (TIE)
Table 23-13. TIE Field Descriptions
Note: Writing to unavailable bits has no effect. Reading from unavailable bits return a zero
Field
Description
7:0
C7I:C0I
Input Capture/Output Compare “x” Interrupt Enable — The bits in TIE correspond bit-for-bit with the bits in
the TFLG1 status register. If cleared, the corresponding flag is disabled from causing a hardware interrupt. If set,
the corresponding flag is enabled to cause a interrupt.
the TFLG1 status register. If cleared, the corresponding flag is disabled from causing a hardware interrupt. If set,
the corresponding flag is enabled to cause a interrupt.