3819 datasheet(35/218 Pages) RENESAS

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3819 Group

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

MITSUBISHI MICROCOMPUTERS

Timer 1 count stop bit

0 : Operating

1 : Stopped

Timer 2 count stop bit

0 : Operating

1 : Stopped

Timer 1 count source selection bit

0 : f(XIN)/16 or f(XCIN)/16

1 : f(XCIN)

Not used (returns “0” when read)

Timer 2 count source selection bits

b5 b4

0 0 : Timer 1 underflow

0 1 : f(XCIN)

1 0 : External count input CNTR0

1 1 : Not available

Timer 1 output selection bit (P46)

0 : I/O port

1 : Timer 1 output

Not used (returns “0” when read)

Timer 12 mode register

(T12M : address 002816)

Timer 3 count stop bit

0 : Operating

1 : Stopped

Timer 4 count stop bit

0 : Operating

1 : Stopped

Timer 3 count source selection bit

0 : f(XIN)/16 or f(XCIN)/16

1 : Timer 2 underflow

Not used (returns “0” when read)

Timer 4 count source selection bits

b5 b4

0 0 : f(XIN)/16 or f(XCIN)/16

0 1 : Timer 3 underflow

1 0 : External count input CNTR1

1 1 : Not available

Timer 3 output selection bit (P47)

0 : I/O port

1 : Timer 3 output

Not used (returns “0” when read)

Timer 34 mode register

(T34M : address 002916)

Timer 5 count stop bit

0 : Operating

1 : Stopped

Timer 6 count stop bit

0 : Operating

1 : Stopped

Timer 5 count source selection bit

0 : f(XIN)/16 or f(XCIN)/16

1 : Timer 4 underflow

Timer 6 operation mode selection bit

0 : Timer mode

1 : PWM mode

Timer 6 count source selection bits

b5 b4

0 0 : f(XIN)/16 or f(XCIN)/16

0 1 : Timer 5 underflow

1 0 : Timer 4 underflow

1 1 : Not available

Timer 6 (PWM) output selection bit (P61)

0 : I/O port

1 : Timer 6 output

Not used (returns “0” when read)

(do not write “1”)

Timer 56 mode register

(T56M : address 002A16)

Fig. 11 Structure of timer-related registers

3819 Datasheet(PDF) 35 Page - Renesas Technology Corp

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