XC912BC32CFU8 Motorola Semiconductor Products, XC912BC32CFU8 Datasheet - Page 155

• Manufacturer Part Number: XC912BC32CFU8
• Description: M68HC12B Family Data Sheet
• Manufacturer: Motorola Semiconductor Products

M68HC12B Family — Rev. 8.0
MOTOROLA
Read: Anytime
Write: Anytime
EDGnB and EDGnA — Input Capture Edge Control Bits
Address: $008A
Address: $008B
These 8 pairs of control bits configure the input capture edge detector circuits.
See
Reset:
Reset:
Read:
Read:
Write:
Write:
Table
EDGnB
EDG7B
EDG3B
OMn
Bit 7
Bit 7
0
0
1
1
0
0
1
1
0
0
12-2.
Figure 12-10. Timer Control Register 3 (TCTL3)
Figure 12-11. Timer Control Register 4 (TCTL4)
Standard Timer Module (TIM)
Table 12-2. Edge Detector Circuit Configuration
EDG7A
EDG3A
Table 12-1. Compare Result Output Action
EDGnA
6
0
6
0
0
1
0
1
OLn
0
1
0
1
EDG6B
EDG2B
5
0
5
0
Capture disabled
Capture on rising edges only
Capture on falling edges only
Capture on any edge (rising or falling)
Timer disconnected from output pin logic
Toggle OCn output line
Clear OCn output line to 0
Set OCn output line to 1
EDG6A
EDG2A
4
0
4
0
EDG5B
EDG1B
3
0
3
0
Configuration
Standard Timer Module (TIM)
Action
EDG5A
EDG1A
2
0
2
0
EDG4B
EDG0B
1
0
1
0
Block Diagram
Data Sheet
EDG4A
EDG0A
Bit 0
Bit 0
0
0
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