M306V2 Mitsubishi, M306V2 Datasheet - Page 245

• Manufacturer Part Number: M306V2
• Description: SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER
• Manufacturer: Mitsubishi

Rev. 1.0
3. USAGE PRECAUTION
3.1 Timer A (timer mode)
3.2 Timer A (event counter mode)
3.3 Timer A (one-shot timer mode)
3.4 Timer A (pulse width modulation mode)
(1) Reading the timer Ai register while a count is in progress allows reading, with arbitrary timing, the
(1) Reading the timer Ai register while a count is in progress allows reading, with arbitrary timing, the
(2) When stop counting in free run type, set timer again.
(1) The timer Ai interrupt request bit becomes “1” if setting operation mode of the timer in compliance
(2) Setting the count start flag to “0” while PWM pulses are being output causes the counter to stop
(1) Setting the count start flag to “0” while a count is in progress causes as follows:
(2) The timer Ai interrupt request bit goes to “1” if the timer's operation mode is set using any of the
value of the counter. Reading the timer Ai register with the reload timing gets “FFFF
the timer Ai register after setting a value in the timer Ai register with a count halted but before the
counter starts counting gets a proper value.
value of the counter. Reading the timer Ai register with the reload timing gets “FFFF
flow or “0000
register with a count halted but before the counter starts counting gets a proper value.
• The counter stops counting and a content of reload register is reloaded.
• The TA
• The interrupt request generated and the timer Ai interrupt request bit goes to “1”.
following procedures:
• Selecting one-shot timer mode after reset.
• Changing operation mode from timer mode to one-shot timer mode.
• Changing operation mode from event counter mode to one-shot timer mode.
Therefore, to use timer Ai interrupt (interrupt request bit), set timer Ai interrupt request bit to “0”
after the above listed changes have been made.
with any of the following procedures:
• Selecting PWM mode after reset.
• Changing operation mode from timer mode to PWM mode.
• Changing operation mode from event counter mode to PWM mode.
Therefore, to use timer Ai interrupt (interrupt request bit), set timer Ai interrupt request bit to “0”
after the above listed changes have been made.
counting. If the TA
and the timer Ai interrupt request bit goes to “1”. If the TAiOUT pin is outputting an “L” level in this
instance, the level does not change, and the timer Ai interrupt request bit does not becomes “1”.
iOUT
16
pin outputs “L” level.
” by overflow. Reading the timer Ai register after setting a value in the timer Ai
iOUT
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
pin is outputting an “H” level in this instance, the output level goes to “L”,
and ON-SCREEN DISPLAY CONTROLLER
MITSUBISHI MICROCOMPUTERS
M306V2ME-XXXFP
M306V2EEFP
16
16
” by under-
”. Reading
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