SH7014 datasheet(316/754 Pages) RENESAS

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10. Multifunction Timer Pulse Unit (MTU)

Rev.5.00 Sep. 27, 2007 Page 282 of 716

REJ09B0398-0500

(8) Operation when Error Occurs during PWM Mode 1 Operation, and Operation is

Restarted in Phase Counting Mode: Figure 10.67 shows an explanatory diagram of the case

where an error occurs in PWM mode 1 and operation is restarted in phase counting mode after re-

setting.

RESET

TMDR

(PWM1)

PFC

(MTU)

TIOR

(1 init

0 out)

TSTR

(1)

Match

Error

occurs

PFC

(PORT)

TSTR

(0)

TMDR

(PCM)

TIOR

(1 init

0 out)

PFC

(MTU)

TSTR

(1)

MTU output

TIOC*A

TIOC*B

Port output

PEn

Hi-Z

• Not initialized (TIOC*B)

Note: n = 0 to 15

Figure 10.67 Error Occurrence in PWM Mode 1, Recovery in Phase Counting Mode

1 to 9 are the same as in figure 10.64.

10. Set phase counting mode.

11. Initialize the pins with TIOR.

12. Set MTU output with the PFC.

13. Operation is restarted by TSTR.

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