Electronics America 8-Bit Single-Chip Microcontrollers User's Manual

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CHAPTER 8 16-BIT TIMER/EVENT COUNTER
Count Clock
TM0 Count Value
TI00 Pin Input
CR01 Captured Value
INTP0
TI01 Pin Input
t
CR00 Captured Value
INTP1
OVF0
(D1 – D0) × t
(10000H – D1 + D2) × t
(10000H – D1 + (D2 + 1)) × t
(D3 – D2) × t
0000 0001 D0 D1 0000 D3D2FFFF
D0 D1 D3D2
D1
Figure 8-21. Timing of Pulse Width Measurement Operation with
Free-Running Counter (with Both Edges Specified)