Renesas SH7641 Manual De Usuario

Section 18   Multi-Function Timer Pulse Unit (MTU) 

 

 

Rev. 4.00  Sep. 14, 2005  Page 575 of 982 

 

 REJ09B0023-0400 

Example of Cascaded Operation Setting Procedure: Figure 18.18 shows an example of the 
setting procedure for cascaded operation. 

Cascaded operation

Set cascading

Start count

<Cascaded operation>

[1]

[2]

[1]  Set bits TPSC2 to TPSC0 in the channel 1 TCR to 

B'1111 to select TCNT_2 overflow/ underflow 
counting.

[2]  Set the CST bit in TSTR for the upper and lower 

channel to 1 to start the count 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

TCNT_2

FFFD

TCNT_1

0001

TCLKD

FFFE

FFFF

0000

0001

0002

0001

0000

FFFF

0000

0000