M30222 Datasheet, PDF (91/237 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

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MITSUBISHI MICROCOMPUTERS
Specifications in this manual are tentative and subject to change
M30222 Group
Rev. G
Timer B
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Count source
“H”
Measurement pulse
“L”
Reload register counter
transfer timing
Timing at which counter
reaches “000016”
Transfer
(indeterminate
value)
Transfer
(measured value)
Transfer
(measured
value)
Transfer
(measured value)
(Note 1)
(Note 1)
(Note 1) (Note 1)
(Note 2)
Count start flag
“1”
“0”
Timer Bi interrupt
“1”
request bit
“0”
Timer Bi overflow flag ^{“1”}
“0”
Cleared to “0” when interrupt request is accepted, or cleared by software.
Note 1: Counter is initialized at completion of measurement.
Note 2: Timer has overflowed.
Fig. 1.68. Operation timing when measuring a pulse width
1-92