SH7146 Datasheet, PDF (518/1022 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 10 Multi-Function Timer Pulse Unit 2 (MTU2)
Operation when Error Occurs during Phase Counting Mode Operation, and Operation is
Restarted in Phase Counting Mode: Figure 10.155 shows an explanatory diagram of the case
where an error occurs in phase counting mode and operation is restarted in phase counting mode
after re-setting.
MTU2 module output
TIOC*A
1
2
RESET TMDR
(PCM)
3
4
5
TIOR PFC TSTR
(1 init (MTU2) (1)
0 out)
6
Match
7
8
9
Error PFC TSTR
occurs (PORT) (0)
10
TMDR
(PCM)
11
12
13
TIOR PFC TSTR
(1 init (MTU2) (1)
0 out)
TIOC*B
Port output
PEn
High-Z
PEn
High-Z
n = 0 to 15
Figure 10.155 Error Occurrence in Phase Counting Mode,
Recovery in Phase Counting Mode
1 to 9 are the same as in figure 10.152.
10. Not necessary when restarting in phase counting mode.
11. Initialize the pins with TIOR.
12. Set MTU2 output with the PFC.
13. Operation is restarted by TSTR.
Rev. 3.00 May 17, 2007 Page 474 of 974
REJ09B0229-0300