HD6417615 Hitachi Semiconductor, HD6417615 Datasheet - Page 687

• Manufacturer Part Number: HD6417615
• Description: Hardware Manual
• Manufacturer: Hitachi Semiconductor

Input Capture Function: The TCNT value can be transferred to TGR on detection of the TIOC
pin input edge.
Rising edge, falling edge, or both edges can be selected as the detected edge.
Example of input capture operation setting procedure
Figure 16.12 shows an example of the input capture operation setting procedure.
<Input capture operation>
Select input capture input
Figure 16.12 Example of Input Capture Operation Setting Procedure
Input selection
Start count
1
2
1
2
Designate TGR as an input capture register by
means of TIOR, and select rising edge, falling
edge, or both edges as the input capture
source and input signal edge.
Set the CST bit in TSTR to 1 to start the count
operation.
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