HD6417641 RENESAS [Renesas Technology Corp], HD6417641 Datasheet - Page 625

• Manufacturer Part Number: HD6417641
• Manufacturer: RENESAS [Renesas Technology Corp]

Example of Cascaded Operation Setting Procedure: Figure 18.18 shows an example of the
setting procedure for cascaded operation.
Examples of Cascaded Operation: Figure 18.19 illustrates the operation when TCNT_2
overflow/underflow counting has been set for TCNT_1 and phase counting mode has been
designated for channel 2.
TCNT_1 is incremented by TCNT_2 overflow and decremented by TCNT_2 underflow.
TCLKC
TCLKD
TCNT_2
TCNT_1
<Cascaded operation>
Cascaded operation
Set cascading
Start count
Figure 18.18 Cascaded Operation Setting Procedure
FFFD
Figure 18.19 Example of Cascaded Operation
0000
FFFE
[1]
[2]
FFFF
0000
[1]
[2]
0001
B'1111 to select TCNT_2 overflow/ underflow
counting.
channel to 1 to start the count operation.
Set bits TPSC2 to TPSC0 in the channel 1 TCR to
Set the CST bit in TSTR for the upper and lower
Section 18 Multi-Function Timer Pulse Unit (MTU)
0001
0002
Rev. 4.00 Sep. 14, 2005 Page 575 of 982
0001
0000
FFFF
REJ09B0023-0400
0000