SH7040 Datasheet, PDF (471/923 Pages) Renesas Technology Corp – Renesas 32-Bit Single-Chip RISC Microprocessor SuperH RISC engine Family/SH7040 Series(CPU Core SH-2)

(20) Operation when Error Occurs during Phase Counting Mode Operation, and Operation
is Restarted in Phase Counting Mode: Figure 12.115 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.
MTU output
TIOC*A
1
2
RESET TMDR
(PCM)
3
TIOR
(1 init
0 out)
4
PFC
(MTU)
5
TSTR
(1)
6
Match
7
8
9
Error PFC TSTR
occurs (PORT) (0)
10
TMDR
(PCM)
11
TIOR
(1 init
0 out)
12
PFC
(MTU)
13
TSTR
(1)
TIOC*B
Port output
PEn
High-Z
PEn
High-Z
n=0 to 15
Figure 12.115 Error Occurrence in Phase Counting Mode, Recovery in Phase
Counting Mode
1 to 9 are the same as in figure 12.112.
10. Not necessary when restarting in phase counting mode.
11. Initialize the pins with TIOR.
12. Set MTU output with the PFC.
13. Operation is restarted by TSTR.
433